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22C-329 - Evo X Service Manuals

1. BLACK IGNITION FUSIBLE SWITCH IG1 LINK G Lu T _ TEBAH u Bolton 2 pap 7 rit 6 6 317 z 1 C 309 1 2 ETACS ECU Y IG1 3 E S eee 3 RELAY ON OFF ej H 7 5A a C 313 4 C 304 2 2 C 311 IARE S 6 7H e T2 9 IST 1 2 3 4 5 6 7 8 9 sio konihi g 819 10i112 13 1415 16 24 L9 TTETTSTTTISITeIT TIL 9 20 JOINT JOINT CONNECTOR CONNECTOR 4 C 43 wu 6 w 22 0 43 i 2 3 4 s C3 e 7 8 9 t eG 4jspre 7T8 19202122 2324 H C41 7 LH m 1P o lemalo 4 onea o oe 1 gt 4 E 24 MENT i p E SHIFT LEVER HIGH SIDE POSITION CPU a SENSOR R SWITCH R z 3 BACKUP SHIFT LEVER LIGHT 6 21 T2384 C1 ST 7 a o Albers 2 BLACK BLACK W8H22M014A TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 313 DIAGNOSIS lt SHIFT LEVER gt Connector C 27 A CAUTION Whenever the ECU is replaced ensure that the CAN bus lines are normal AC708950CO COMMENTS ON TROUBLE SYMPTOM The back up light ETACS ECU or shif
2. FUSIBLE IGNITION FUSIBLE LINK 4 SWITCH IG1 LINK 63 LLI LLI m I rl 1 c 309 ci2 6 C 317 ETACS ECU D RELAY i BOX i ENGINE oe Ss ae E zn LGODBARTMENT OFF TON 7 5A Lul9 0317g Zum FH di z ajono 12 mapas 5 REN i a ae o gt M ku or Zr a gt iy 19 C 131 e 1PJ3Ja O s 6 7 8 9 mz io ruznrannspgr 92071 22 l ee c a ee TE ma Lo i4 13 S Luli 2a 1 2 3 o 5 6 7 8 9 Q S mao 2 didi RE 22 m 11 6 19 TRANSAXLE ASSEMBLY Q NOTE THE TERMINAL NUMBERS DESCRIBED IN THE CIRCUIT DIAGRAM AGREE WITH THE NUMBERS MARKED ON THE TRANSAXLE ASSEMBLY CONNECTOR AND HARNESS SIDE CONNECTOR W8H22M012A TSB Revision 22C 296 Connector A 13 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt Connector C 131 AC708950 CN yo AC709137AD NS B 107 B OS N CAUTION Whenever the ECU is replaced ensure that the CAN bus lines are normal COMMENTS ON TROUBLE SYMPTOM TC SST ECU power supply circuit ground circuit or TC SST ECU may have a problem Connectors C 309 C 317 ETACS ECU m4 AC708972BI PROBABLE CAUSES Defective battery Damaged harness wires and connectors Malfunction of the ETACS ECU Malfunction of the s
3. MB991827 AC608435 AB FREEZE FRAME DATA CHECK Various data of when the diagnostic trouble code is determined is obtained and the status of that time is stored By analyzing each data using the scan tool troubleshooting can be per formed efficiently Display items of the freeze frame data are as follows TSB Revision 22C 302 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt SHIFT LEVER gt FREEZE FRAME DATA REFERENCE TABLE Item No Item Display contents 4 Current trouble accumulative time min 5 Shift lever position e P e D N e R P e D e R e Manual e N R e e N 6 Battery positive voltage V DIAGNOSTIC TROUBLE CODE CHART A CAUTION M1225000600027 During diagnosis a DTC associated with other system may be set when the ignition switch is turned ON with connector s disconnected On completion confirm all systems for diagnostic trouble code s If diagnostic trouble code s are set erase them all DTC No Diagnostic item Reference page P0563 Power supply system P 22C 303 EEPROM system P 22C 304 Lever position sensor system P 22C 304 Bus off P 22C 305 Engine time out error P 22C 306 TC SST time out error P 22C 306 ASC time out error P 22C 307 ETACS time out error P 22C 308 SYMPTOM CHART M1225005200024 A CAUTION During diagnosis a DTC associated with other sy
4. gt uw NOTE 23 THE TERMINAL NUMBERS DESCRIBED oa IN THE CIRCUIT DIAGRAM AGREE WITH THE NUMBERS MARKED ON THE TRANSAXLE ASSEMBLY CONNECTOR AND HARNESS SIDE CONNECTOR Mari LD so ceca 16 SHIFT LEVER C 27 CPU 112 3 41 CJ 5 6 7 8 9 10 1 1 12 13 14 15 16 Connector A 13 A f I ae AC708949AO uu c oor J S B 107 B J AC709137AD A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal W8H22M013A Connector C 27 DIAGNOSTIC FUNCTION TC SST ECU checks that the CAN back up commu nication LIN is normal DESCRIPTIONS OF MONITOR METHODS The CAN back up communication is determined to be abnormal TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 81 PROBABLE CAUSES e Malfunction of the shift lever ECU DIAGNOSIS lt TC SST gt e Malfunction of the LIN bus e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step
5. TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 103 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Target clutch 2 even pressure 1 400 mbar or more to 3 000 mbar or less gt START Calculated pressure lt 2 000 mbar Malfunction DTC SET CONDITIONS lt TARGET CLUTCH 2 EVEN PRESSURE 1 400 MBAR OR MORE TO 3 000 MBAR OR LESS gt Check Conditions e Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more Clutch 2 even state Slip or engaged Target clutch 2 even pressure 1 400 mbar or more Monitoring condition met Yes Yes Continuous failure for 220 msec Yes AC710673 JUDGMENT CRITERIA e Calculated pressure 2 000 mbar or less 220 millisecond OBD II DRIVE CYCLE PATTERN lt TARGET CLUTCH 1 ODD PRESSURE 1 400 MBAR OR MORE TO 3 000 MBAR OR LESS gt The calculated pressure remains 2 000 mbar or more for 220 milliseconds TSB Revision 22C 104 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Target clutch 2 even pressure 1 400 mbar or less gt START Yes Calculated pressure 1 000 mbar Yes Continuous failure for 220 msec Yes Malfunction AC710674 DTC SET CONDITIONS lt TARGET JUDGMENT CRITERIA CLUTCH 2 EVEN PRESSURE 1 400 a pressure 1 000 mbar or less 220 MBAR OR LESS gt ne Check
6. TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 169 DIAGNOSIS lt TC SST gt DTC SET CONDITIONS lt FUNCTIONAL CHECK SHIFT FORK 3 REQUESTED BUT SHIFT FORK 1 MOVEMENT gt Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e Engine speed 500 r min or more e Time since above engine condition 400 millisec ond or more e Requested shift fork Shift fork 3 JUDGMENT CRITERIA e Shift fork position 6 mm 0 24 inch 1st gear side or less or 6 mm 9 24 inch reverse gear side or more or 1 8 mm 0 071 inch neutral position or more and initialized fork position shift fork 3 position 2 5 mm 0 098 inch or less 200 millisecond OBD II DRIVE CYCLE PATTERN lt FUNCTIONAL CHECK SHIFT FORK 3 REQUESTED BUT SHIFT FORK 1 MOVEMENT gt The status with the shift fork position 6 mm 0 24 inch 1st gear side or more or with 6 mm 0 24 inch reverse gear side or less or with 1 8 mm 0 071 inch neutral position or less and with the ini tialized fork position shift fork 3 position 2 5 mm 0 098 inch or more continues for 200 milliseconds TSB Revision 22C 170 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Functional check shift fork 3 requested but shift fork 4 movement gt START Monitoring condition met Shift fork 4 positio 4
7. Clutch shift switching solenoid 2 system Short to power supply P 22C 280 U0100 Bus off Engine time out error Shift lever time out error P 22C 282 P 22C 284 P 22C 286 ASC time out error P 22C 287 AWC time out error P 22C 287 ETACS time out error TSB Revision P 22C 288 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 15 DIAGNOSIS lt TC SST gt SYMPTOM CHART A CAUTION During diagnosis a DTC associated with other system may be set when the ignition switch is turned ON with connector s disconnected On completion confirm all systems for diagnostic trouble code s If diagnostic trouble code s are set erase them all M1225005200035 Symptom Inspection Reference procedure No page The scan tool cannot communicate with TC SST ECU 1 P 22C 289 P 22C 290 The driving mode cannot be changed 2 Speed change with the paddle shift is impossible 3 P 22C 292 4 TC SST ECU power supply circuit malfunction P 22C 295 DIAGNOSTIC TROUBLE CODE PROCEDURES DTC P0630 VIN not Recorded A CAUTION TC SST ECU receives chassis number information e If there is any problem in the CAN bus lines from the engine control module via CAN and write to an incorrect diagnostic trouble code may be TC SST ECU set Prior to this diagnosis diagnose the CAN bus lines DESCRIPTIONS OF MONITOR METHODS e Whenever the ECU is repl
8. Shift lever position Shift lever position Shift lever position Manual mode Shift lever position Upshift and hold Shift lever position Downshift and hold SPECIAL FUNCTION ACTUATOR TEST REFERENCE TABLE M1225027200011 Check items Normal conditions Display on Test content Check conditions scan tool Shift indicator Shift indicator Display the shift position requested by the scan tool for 3 seconds Back up light Back up light Illuminate the back up light for 3 seconds e Ignition switch ON e Shift lever The requested position is displayed position P e Engine Stopped The back up light illuminates SHIFT LEVER ECU TERMINALVOLTAGE REFERENCE CHART M1225007800011 C 35 C 27 C 27 1 C 27 2 12 3 4 1121314 CI 51617 12 3 4 5 112131415 5 6 7 8 9 10 8 oi0i112 1314 1516 6 7 8 9 10 AC707982AC Connector Term Check items Check conditions Standard value number inal No C 35 3 Shift lock solenoid Ignition switch ON Battery positive power supply voltage Ignition switch Other than above 1 V or less 4 Stoplight switch Brake pedal Depressed Battery positive voltage Brake pedal Released 1 V or less Ignition switch ACC 5 Ign
9. TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 51 DIAGNOSIS lt TC SST gt DTC P0848 Clutch 2 Pressure Sensor System Output high range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch 2 pressure sen sor is normal DESCRIPTIONS OF MONITOR METHODS The output of the clutch 2 pressure sensor is too high MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0846 Clutch 2 pressure sensor system Poor performance e P0847 Clutch 2 pressure sensor system Output low range out e P0753 Shift select solenoid 1 system Open cir cuit e P0973 Shift select solenoid 1 system Short to ground e P0974 Shift select solenoid 1 system Short to power supply e P2809 Clutch shift switching solenoid 2 spool stuck e P2812 Clutch shift switching solenoid 2 system Open circuit e P2814 Clutch shift switching solenoid 2 system Short to ground e P2815 Clutch shift switching solenoid 2 system Short to power supply P181B Clutch 1 Pressure low range out P181C Clutch 1 Pressure high range out P1859 Disengagem
10. a Grease Brand name Molykote BR2 Plus 3 71 d ll Transaxle assembly AC708152AC gt gt B lt lt TRANSAXLE MOUNTING INSULATOR STOPPER INSTALLATION Install the transaxle mounting insulator stopper as shown in the figure Transaxle side gt y Transaxle mounting insulator stopper AC707819AC gt gt C lt lt TRANSAXLE CONTROL CABLE INSTALLATION 1 Set the shift lever to the N position Shift control lever 2 Operate the lever so that the shift control lever positioning mark is set to the N position Shift control lever TSB Revision 22C 346 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST Slider 5 Lock piece o Shift control issi lever control cable S AC707742AC Slider Lock piece Transmission nm control cable Ns a Shift control lever AC707743AC TRANSAXLE ASSEMBLY 3 Move the slider of the transaxle control cable transaxle side tip to the direction A to pull up the lock piece to the direction B 4 Align the transaxle control cable and the shift control lever joint positioning only do not connect and firmly push down the lock piece to lock it Then connect the transaxle control cable and the shift control lever NOTE e The slider automatically returns to the fixed position by the spring e The lock position of transaxle control cable is automati cally adjusted by a spring TSB Revis
11. TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 57 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence Monitoring condition met Yes No FET output lt 100 mV Yes Continuous failure or 12 sec Yes FET Field Effect Transistor Malfunction AC710631 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The FET channel output remains 100 mV or more for Check Conditions 12 seconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less PROBABLE CAUSES JUDGMENT CRITERIA e FET Field Effect Transistor output 100 mV or SUN TURCHODLOF T Ca KERL less 12 seconds DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P0962 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision 22C 58 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC P0963 Line Pressure Solenoid System Short to power supply A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may
12. Line pressure solenoid system Overcurrent P 22C 54 Line pressure solenoid system Short to ground P 22C 56 Line pressure solenoid system Short to power supply P 22C 58 Clutch cooling flow solenoid system Open circuit P 22C 59 Clutch cooling flow solenoid system Overcurrent P 22C 61 Clutch cooling flow solenoid system Short to ground P 22C 63 Clutch cooling flow solenoid system Short to power supply P 22C 65 Shift cooling switching solenoid system Open circuit P 22C 66 Shift cooling switching solenoid system Short to ground P 22C 68 Shift cooling switching solenoid system Short to power supply P 22C 69 Shift select solenoid 1 system Short to ground P 22C 71 Shift select solenoid 1 system Short to power supply P 22C 72 Shift select solenoid 2 system Short to ground P 22C 74 Shift select solenoid 2 system Short to power supply P 22C 75 EEPROM system DTC storing malfunction P 22C 77 Coding incomplete P 22C 78 Shift lever system LIN communication malfunction P 22C 80 TSB Revision 22C 12 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt Diagnostic item Reference page Shift lever system CAN or LIN time out error P 22C 82 Shift fork position sensor 1 and 2 system Power supply voltage low range out P 22C 84 Shift fork position sensor 1 and 2 system Power supply volta
13. AC710518 AB Removal steps 1 Paddle shift switch connector connection 2 Paddle shift assembly INSPECTION PADDLE SHIFT SWITCH CHECK M1225011300019 1 Check the continuity between the paddle shift switch connector terminals Standard value Paddle shift lever Terminal Resistance number value Upshift and hold the 1 2 Continuity lever exists 2 Q or less Downshift and hold 2 3 the lever No operation No continuity between the terminals 2 In the cases other than the above replace the paddle shift assembly TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST AWC ECU AWC ECU REMOVAL AND INSTALLATION Refer to GROUP 22A P 22A 132 SENSOR SWITCH AND RELAY REMOVAL AND INSTALLATION Refer to GROUP 22A P 22A 132 HYDRAULIC UNIT REMOVAL AND INSTALLATION Refer to GROUP 27 Hydraulic unit P 27 58 TSB Revision 22C 349 M1225010800011 M1225011200012 M1225011000018 NOTES
14. CAN communication with gear shift module z failed LIN communication with gear shift module failed No Malfunction AC710733 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN DF Receives LIN and CAN signal from shift lever ECU Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less PROBABLE CAUSES e Time after TC SST ECU start 5 seconds or e Malfunction of the shift lever ECU more e Malfunction of the LIN bus JUDGMENT CRITERIA The CAN bus line is defective e LIN communication with shift lever ECU Fail MAUREEN O IE Ea Ee and CAN communication with shift lever ECU Fail Immediately DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision 22C 84 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt STEP 2 Scan tool diagnostic trouble code Check the shift lever diagnostic trouble code Refer to P 22C 302 Q Is the DTC set YES Perform the relevant troubleshooting NO Goto Step 3 STEP 3 Inspection of the TC SST ECU connector intermediate connector and shift lever ECU connector B 107 A 13 C 27 Check for the contact with terminals Q Is the check result normal
15. Continuous failure for 1 sec Malfunction AC710726 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The status with the FET switch ON and with the FET channel output 100 mV or more continues for 1 sec ond Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e High side 1 switch ON PROBABLE CAUSES JUDGMENT CRITERIA e FET Field Effect Transistor Can t be switched S Oe ee on and FET Field Effect Transistor output 100 mV or less 1 second DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 199 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P1863 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P1864 High side 1 system Short to power supply A CAUTION e P0976 Shift select solenoid 2 system Short to e If there is any problem in the CAN bus lines ground an incorrect diagnostic trouble code may be e P0977 Shift select solenoid 2 system Short to set Prior to this diagnosis dia
16. MONITOR EXECUTION e Continuous TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 165 DIAGNOSIS lt TC SST gt MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1836 Shift fork 1 malfunction e P184B Shift fork 4 malfunction Sensor The sensor below is determined to be normal e Not applicable LOGIC FLOW CHARTS Monitor Sequence lt Functional check blocked gt START Malfunction DTC SET CONDITIONS lt FUNCTIONAL CHECK BLOCKED gt Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more Common high side 1 voltage 2 5 V or more e Common high side 2 voltage 2 5 V or more JUDGMENT CRITERIA 3 0 1 Until completion of initial shift fork action 2 f e 2 After completion of initial shift fork action o 254 C o o 2 T E 3 x s 40 2 20 120 40 4 32 68 248 Fluid temperature C F AC710827AB Yes Yes AC710675 Coefficient 4 000 8 000 Line pressure mbar 16 000 AC710826 AB e Shift fork operation time Shift fork operation time threshold value or more immediately e Shift fork operation time threshold value Equal the maximum all
17. MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0776 Clutch cooling flow solenoid system Drive current range out e P0777 Clutch cooling flow solenoid system Stuck e P0964 Clutch cooling flow solenoid system Open circuit e P0965 Clutch cooling flow solenoid system Overvoltage e P0966 Clutch cooling flow solenoid system Short to ground Sensor The sensor below is determined to be normal e Not applicable FET Field Effect Transistor AC710638 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt OBD II DRIVE CYCLE PATTERN The FET channel output remains Battery voltage 2 V or less for 5 seconds 22C 66 DTC SET CONDITIONS Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e Clutch cooling flow solenoid OFF JUDGMENT CRITERIA e FET Field Effect Transistor output Battery volt age 2 V or more 5 seconds PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset
18. Q Is DTC No P0753 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P0758 Shift Select Solenoid 2 System Open circuit A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the shift select solenoid 2 circuit is normal DESCRIPTIONS OF MONITOR METHODS The shift select solenoid 2 circuit is determined to be open MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e Not applicable Sensor The sensor below is determined to be normal e Not applicable TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 37 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Monitoring condition met ie FET Field Effect Transistor No Yes Continuous failure for 1 sec Yes Malfunction AC710622 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The FET channel output remains 1 V or less for 1 Check Conditions second e Voltage of battery 8 V or more e Voltage of battery 1
19. Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision 22C 56 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P0961 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P0962 Line Pressure Solenoid System Short to ground A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the line pressure solenoid circuit is normal DESCRIPTIONS OF MONITOR METHODS The line pressure solenoid circuit is determined to be short to ground MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0746 Line pressure solenoid system Drive cur rent range out e P0960 Line pressure solenoid system Open cir cuit e P0961 Line pressure solenoid system Overvolt age e P0963 Line pressure solenoid system Short to power supply Sensor The sensor below is determined to be normal e Not applicable TSB Revision
20. actual current remains 1 000 mA or less for 1 sec ond PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P0776 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P0777 Clutch Cooling Flow Solenoid System Stuck A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch cooling flow solenoid is normal DESCRIPTIONS OF MONITOR METHODS The clutch cooling flow solenoid is determined to be seized MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0776 Clutch cooling flow solenoid system Drive current range out e P0964 Clutch cooling flow solenoid system Open circuit e P0965 Clut
21. picis e bra Battery voltage 2 e Voltage of battery 8 V or more Fortess Ir UIS OS e Voltage of battery 16 5 V or less e Clutch shift changeover solenoid 1 OFF PROBABLE CAUSES JUDGMENT CRITERIA e Malfunction of TC SST ECU e FET Field Effect Transistor output Battery volt age 2 V or more 160 millisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision 22C 264 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P2739 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P2741 Fluid Temperature Sensor System Gradient error A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the output gradient of the fluid temperature sensor is normal DESCRIPTIONS OF MONITOR METHODS The temperature change is d
22. 0 AC710660 JUDGMENT CRITERIA e Clutch 1 odd pressure 1 400 mbar or more or clutch 1 pressure sensor odd change 0 and shift fork position sensor 1 and 2 change 0 200 millisecond OBD II DRIVE CYCLE PATTERN The status with the clutch 1 pressure 1 400 mbar or less or with the clutch 1 pressure sensor odd and shift fork position sensor 1 and 2 changed continues for 200 milliseconds PROBABLE CAUSES e Malfunction of TC SST ECU TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 259 DIAGNOSIS lt TC SST gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P2733 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P2736 Clutch Shift Changeover Solenoid 1 System Open circuit A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST
23. JUDGMENT CRITERIA The periodic communication data from TC SST ECU cannot be received PROBABLE CAUSES e he CAN bus line is defective e Malfunction of TC SST ECU e Malfunction of the shift lever ECU TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 307 DIAGNOSIS lt SHIFT LEVER gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using the scan tool diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Scan tool diagnostic trouble code Check the TC SST diagnostic trouble code Refer to P 22C 10 Q Is the DTC set YES Perform the relevant troubleshooting NO Goto Step 3 STEP 3 Check whether the DTC is reset Q Is DTC No U0101 set YES Replace the shift lever assembly Refer to P 22C 334 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC U0121 ASC Time out Error A CAUTION JUDGMENT CRITERIA e If there is any problem in the CAN bus lines The periodic communication data from the ASC ECU an incorrect diagnostic trouble code may be cannot be received set Prior to this diagnosis diagnose the CAN bus lines PROBABLE CAUSES e Whenever the ECU is replaced ensure that e The CAN bus line is defective the CAN bus lines are normal e
24. Q Is DTC No P0967 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P0968 Shift Cooling Changeover Solenoid System Open circuit A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the shift cooling changeover solenoid circuit is normal DESCRIPTIONS OF MONITOR METHODS The shift cooling changeover solenoid circuit is determined to be open MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1852 Shift fork 1 or 2 opposite direction move ment e P1855 Shift fork 3 or 4 opposite direction move ment Sensor The sensor below is determined to be normal e Not applicable TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 67 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor Yes eine Yes Continuous failure for 220 msec Yes Malfunction AC710653 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The FET channel output remains 1 V or l
25. Shift fork position sensor 3 system Output range out P 22C 131 Shift fork position sensor 3 system Neutral P 22C 133 Shift fork position sensor 3 system Poor performance P 22C 135 P1832 Shift fork position sensor 4 system Voltage high range out P 22C 139 P1833 Shift fork position sensor 4 system Voltage low range out Shift fork position sensor 4 system Output range out P 22C 137 P 22C 141 P1834 Shift fork position sensor 4 system Neutral Shift fork position sensor 4 system Poor performance P 22C 143 P 22C 145 Shift fork 1 malfunction P 22C 148 Shift fork 2 malfunction TSB Revision P 22C 156 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt Diagnostic item 22C 13 Reference page Shift fork 3 malfunction P 22C 164 Shift fork 4 malfunction P 22C 171 Shift fork 1 or 2 opposite direction movement P 22C 179 Shift fork 3 or 4 opposite direction movement P 22C 182 Odd number gear axle interlock P 22C 185 Even number gear axle interlock P 22C 187 Disengagement too late with clutch 1 P 22C 189 Engagement too late with clutch 1 P 22C 190 Disengagement too late with clutch 2 P 22C 191 Engagement too late with clutch 2 P 22C 193 Clutch open not possible P 22C 193 High side 1 system Overcurrent P 22C 195 High side 1 syste
26. TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 163 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Functional check Shift fork 2 requested but shift fork 1 movement gt START Monitoring condition met Shift fork 1 position ist gear side Shift fork 1 position lt 6 mm 0 24 inch Shift fork 1 positio R gear side hift fork 1 position gt 6 mm 0 24 inch Shift fork 1 position neutral position No 1 8 mm 0 071 inch Initialized fork position 7 shift fork 2 position 2 5 mm 0 098 inch No Continuous failure for 200 msec Malfunction AC710710 TSB Revision 22C 164 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC SET CONDITIONS lt FUNCTIONAL CHECK SHIFT FORK 2 REQUESTED BUT SHIFT FORK 1 MOVEMENT gt Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e Engine speed 500 r min or more e Time since above engine condition 400 millisec ond or more e Requested shift fork Shift fork 2 Judgement Criteria e Shift fork position 6 mm 0 24 inch 1st gear side or less or 6 mm 0 24 inch reverse gear side or more or 1 8 mm 0 071 inch neutral position or more and initialized fork position shift fork 2 position 2 5 mm 0 098 inch or less 200 millisecond OBD II DRIVE CYCLE PATTERN FUNCTIONAL CHE
27. Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1877 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision 22C 232 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC P1878 Gear Block 3rd Gear A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the gear engagement is normal DESCRIPTIONS OF MONITOR METHODS The engagement of the 3rd gear is determined to be impossible LOGIC FLOW CHARTS Monitor Sequence START Monitoring condition met Gear synchro engagemen is 3 times blocked Malfunction DTC SET CONDITIONS Check Conditions e Engine speed 500 r min or more e Time since above engine condition 400 millisec ond or more e Target gear 3rd gear MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e Not applicable Sensor The sensor below is determined to be normal e Not applic
28. one sensor Lever position sensor The lever position cannot be identified and the clutch open at TC SST system Malfunction of side prohibits the vehicle from driving Then displays an occurrence of two sensors trouble to the multi information display to warn the driver HOW TO CONNECT THE SCAN TOOL M U T III Required Special Tools e MB991958 Scan Tool M U T Il Sub Assembly e MB991824 Vehicle Communication Interface V C 1 e MB991827 M U T III USB Cable e MB991910 M U T III Main Harness A Vehicles with CAN communication system A CAUTION To prevent damage to scan tool MB991958 always turn the ignition switch to the LOCK OFF position before con Data link necting or disconnecting scan tool MB991958 1 Ensure that the ignition switch is at the LOCK OFF position 2 Start up the personal computer 3 Connect special tool MB991827 to special tool MB991824 and the personal computer 4 Connect special tool MB991910 to special tool MB991824 5 Connect special tool MB991910 to the data link connector 6 Turn the power switch of special tool MB991824 to the ON position NOTE When special tool MB991824 is energized special tool MB991824 indicator light will be illuminated in a green color 7 Start the scan tool system on the personal computer NOTE Disconnecting scan tool MB991958 is the reverse of the connecting sequence making sure that the ignition switch is at the LOCK OFF position
29. p KEEN MB992201 n ys AC706008AE MB992201 R cu H 9 ro EEES Baz vd ee H E LZ eee v d MEIN P V V VFS AC706009 AD TRANSAXLE ASSEMBLY 2 Set the feet of the special tool as shown in the figure NOTE Adjust the engine hanger balance by sliding the slide bracket HI 3 Set the chain to the engine hanger plate Special tool MB992201 to support the engine and transaxle assembly Remove the garage jack and then remove the transaxle assembly upper part coupling bolts that have been loosened previously 3 Engine mechanical hanger special tool MB991895 is used 1 Set the feet of the engine mechanical hanger special tool MB991895 as shown in the figure NOTE Slide the front foot of the engine mechanical hanger Special tool MB991895 to balance the engine hanger 2 Set the chain to the engine hanger plate Special tool MB992201 to support the engine and transaxle assembly Remove the garage jack and then remove the transaxle assembly upper part coupling bolts that have been loosened previously TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 345 TRANSAXLE ASSEMBLY INSTALLATION SERVICE POINTS gt gt A lt lt O RING TRANSAXLE ASSEMBLY INSTAL LATION Apply the specified grease to the flywheel spline section O ring and spline section of transaxle assembly input shaft
30. 22C 182 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES NO STEP 2 Go to Step 2 Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 Check whether the DTC is reset Q Is the DTC No P1852 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P1855 Shift Fork 3 or 4 opposite direction movement A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the movement of the shift fork is normal DESCRIPTIONS OF MONITOR METHODS The movements of the shift fork 3 and 4 are deter mined to be abnormal MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below P1836 Shift fork 1 malfunction P183D Shift fork 2 malfunction P1844 Shift fork 3 malfunction P184B Shift fork 4 malfunction Sensor
31. A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch shift changeover solenoid 2 is normal DESCRIPTIONS OF MONITOR METHODS The clutch shift changeover solenoid 2 is determined to be seized MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P2733 Clutch shift switching solenoid 1 spool stuck e P2736 Clutch shift switching solenoid 1 system Open circuit e P2738 Clutch shift switching solenoid 1 system Short to ground e P2739 Clutch shift switching solenoid 1 system Short to power supply e P2812 Clutch shift switching solenoid 2 system Open circuit e P2814 Clutch shift switching solenoid 2 system Short to ground e P2815 Clutch shift switching solenoid 2 system Short to power supply e P181E Clutch 2 Pressure low range out TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST F DIAGNOSIS lt TC SST gt 22C 275 e P181F Clutch 2 Pressure high range out Sensor The sensor below is determined to be e P185B Disengagement too late with clutch 2 normal e Clutch shift switching solenoid 1 LOGIC FLOW CHARTS
32. DIAGNOSIS lt TC SST gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P2741 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P2742 Fluid Temperature Sensor System Output low range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the output of the fluid tem perature sensor is normal DESCRIPTIONS OF MONITOR METHODS The output is determined to be too low MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P2741 Fluid temperature sensor system Gradi ent error e P2743 Fluid temperature sensor system Output high range out e P1808 TC SST ECU temperature fluid tempera ture sensor system Correlation error Sensor The
33. HTTS IG c lt EN ea E x c e2 lt lt l ea ea W8H22M016A TSB Revision 22C 320 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt SHIFT LEVER gt Connector C 27 Connectors C 309 C 317 ETACS ECU SS AC708972BI Connector C 131 A CAUTION Whenever the ECU is replaced ensure th CAN bus lines are normal COMMENTS ON TROUBLE SYMPTOM The shift lever ECU power supply circuit ground cir cuit or shift lever ECU may have a problem AC708950 CN PROBABLE CAUSES Defective battery Damaged harness wires and connectors Malfunction of the ETACS ECU Malfunction of the shift lever ECU at the DIAGNOSTIC PROCEDURE STEP 1 Check the battery Refer to GROUP 544A Battery Test P 54A 9 Q Is the battery in good condition YES Go to Step 2 NO Charge or replace the battery STEP 2 Measure the resistance at C 27 shift lever ECU connector Disconnect the connector and measure the resistance between terminal No 8 and ground at the wiring harness side OK Continuity exists 2 O or less Q Is the check result normal YES Go to Step 5 NO Go to Step 3 STEP 3 Shift lever ECU connector check C 27 Check for the contact with terminals Q Is the check result normal YES Go to Step 4 NO Repair the defective connector TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 321 DIAGNOS
34. MB991914 necessary when simulated vehicle speed If you f MB991825 pushing V C l connect M U T Ill main harness B g MB991826 ENTER key instead the CAN communication M U T IIl sub assembly does not function correctly a Vehicle communication interface V C l b M U T II USB cable c M U T III main harness A Vehicles with CAN communication system d M U T III main harness B Vehicles without CAN communication system e M U T III main harness C for Daimler Chrysler models only f M U T III measurement adapter g M U T III trigger harness M1225000300015 MB991826 MB991958 MB992006 Making voltage and resistance Extra fine probe measurement during Ps troubleshooting MB992006 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 5 SPECIAL TOOLS Tool number and name Supersession Application AC103525 MD998330 Includes MD998331 Oil pressure gauge 3 0 MPa 427 psi MD998330 01 MB991705 Adapter Measurement of hydraulic pressure MB991895 Engine hanger Tool not available B991928 MB991928 Engine hanger a MB991929 Joint 50 x2 b MB991930 Joint 90 x2 c MB991931 Joint 140 x2 d MB991932 Foot standard x4 e MB991933 Foot short x2 f MB991934 Chain and hook assembly Tool not available MB992201 Engine hanger plate When the engine hanger is
35. NO Repair the wiring harness STEP 12 Retest the system Q Does a malfunction take place again YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DATA LIST REFERENCE TABLE M1225006700011 Display on Item name Check conditions Normal scan tool conditions Engine torque Engine torque Engine Idling Idle control control source control status e Engine Idling Driver request e Accelerator pedal Depressed Brake SW Stoplight Ignition switch Brake pedal Depressed switch ON Brake pedal Released Lever position Shift lever Ignition switch Shift lever position P position ON Shift lever position PR Shift lever position Shift lever position Shift lever position Shift lever position Shift lever position Shift lever position Manual mode Shift lever position Upshift and hold Shift lever position Downshift and hold Output shaft Output shaft Driving at a constant engine speed of 2 000 1 900 2 000 speed speed r min in 5th r min calculation Calculated value TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 299 DIAGNOSIS lt TC SST gt Display on Item name Check conditions Normal scan tool conditions Current gear Gear Ignition switch Shift lever position N N ON Driving at a constant speed
36. OFF and the brake pedal is depressed KEY INTERLOCK MECHANISM CHECK M1225008500013 1 Perform the following checks Inspectio Check conditions Items to be checked Normal status n procedur e 1 Brake pedal Ignition switch position The shift lever cannot be moved out of the P Depressed LOCK OFF or ACC position 2 Ignition switch position The shift lever can be moved from the P position ON to other positions smoothly 3 Selector lever position Other than P The ignition switch cannot be turned to the LOCK OFF position 4 Selector lever position P The ignition switch can be turned to the LOCK OFF position smoothly 2 If there is a problem with above operations install the key interlock cable according to the procedure below Automatic adjustment 1 Disconnect the key interlock cable connection shift lever side Refer to P 22C 337 A CAUTION Leave the ignition switch in the LOCK OFF position until the key interlock cable installation is completed 2 Move the shift lever to the P position and turn the ignition switch to the LOCK OFF position TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 331 ON VEHICLE SERVICE 3 Install the tip of key interlock cable to the lock cam of shift Key interlock cable lever assembly using a caution not to twist the inner 3 cable So 4 Install the adjuster case with its lock guide pulled up Lock gu
37. Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the movement of the shift fork is normal DESCRIPTIONS OF MONITOR METHODS The movements of the shift fork 1 and 2 are deter mined to be abnormal MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1836 Shift fork 1 malfunction TSB Revision 22C 180 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt e P183D Shift fork 2 malfunction e P1844 Shift fork 3 malfunction e P184B Shift fork 4 malfunction LOGIC FLOW CHARTS Monitor Sequence lt Functional check move opposite direction right side gt START Monitoring condition met Shift fork position No gt 1 8 mm 0 071 inch Yes Continuous failure for 250 msec Yes Malfunction DTC SET CONDITIONS lt FUNCTIONAL CHECK MOVE OPPOSITE DIRECTION RIGHT SIDE gt Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e Engine speed 500 r min or more e Time since above engine condition 400 millisec ond or more e Shift fork 1 and 2 current gear Neutral e Shift fork 1 and 2 target direction 0 mm 0 inch or less Sensor The sensor below is determined to be
38. Shift fork position sensor 1 system Volt age low range out e P1821 Shift fork position sensor 1 system Volt age high range out e P1822 Shift fork position sensor 1 system Out put range out TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 85 DIAGNOSIS lt TC SST gt e P1824 Shift fork position sensor 1 system Poor performance e P1825 Shift fork position sensor 2 system Volt age low range out e P1826 Shift fork position sensor 2 system Volt age high range out e P1827 Shift fork position sensor 2 system Out put range out e P1829 Shift fork position sensor 2 system Poor performance P1836 Shift fork 1 malfunction P183D Shift fork 2 malfunction P1844 Shift fork 3 malfunction P184B Shift fork 4 malfunction P1852 Shift fork 1 or 2 opposite direction move ment LOGIC FLOW CHARTS Monitor Sequence START Malfunction DTC SET CONDITIONS Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA e Supply voltage 3 07 V or less 140 millisecond P1855 Shift fork 3 or 4 opposite direction move ment P1857 Odd number gear axle interlock P1858 Even number gear axle interlock P1876 Gear block 1st P1877 Gear block 2nd P1878 Gear block 3rd P1879 Gear block 4th P187A Gear block 5th P187B Gear block 6th P187C Gear block reverse Sensor The sensor below is determined to be Monito
39. TSB Revision 1 Vor less 22C 327 22C 328 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt S AWC SUPER ALL WHEEL CONTROL gt Connector Term Check items Check conditions Standard value number inal No C 27 2 1 Twin clutch SST control Ignition switch ON Switch position 1 V or less mode switch Down Down to frontward of vehicle operation then hold Switch position Battery positive Other than above voltage 2 Twin clutch SST control Ignition switch ON Switch position Up 1 V or less mode switch Up to frontward of vehicle operation then hold Switch position Battery positive Other than above voltage 3 Ground Always 1 V or less 4 Ground to the A C Always 1 V or less illumination 5 Power supply to the A C Taillight Turned ON Battery positive illumination voltage Taillight Turned OFF 1 V or less DIAGNOSIS S AWC SUPER ALL WHEEL CONTROL INTRODUCTION For the troubleshooting of S AWC refer to GROUP 22A Manual Transaxle P 22A 8 M1225024900033 ON VEHICLE SERVICE TRANSMISSION OIL LEVEL CHECK 1 After cleaning the outer surface of transaxle visually check that there is no oil oozing or oil leaking from the transaxle 2 If an oil oozing or leaking is present replace the transaxle assembly TRANSMISSION OIL CHANGE M1225008100015 1 Remove the engine compartment under cover front B assembly Refer to GROUP
40. The supply voltage to the shift fork position sensor 1 and 2 is too high MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1820 Shift fork position sensor 1 system Volt age low range out e P1821 Shift fork position sensor 1 system Volt age high range out e P1822 Shift fork position sensor 1 system Out put range out e P1824 Shift fork position sensor 1 system Poor performance e P1825 Shift fork position sensor 2 system Volt age low range out e P1826 Shift fork position sensor 2 system Volt age high range out e P1827 Shift fork position sensor 2 system Out put range out e P1829 Shift fork position sensor 2 system Poor performance P1836 Shift fork 1 malfunction P183D Shift fork 2 malfunction P1844 Shift fork 3 malfunction P184B Shift fork 4 malfunction P1852 Shift fork 1 or 2 opposite direction move ment P1855 Shift fork 3 or 4 opposite direction move ment P1857 Odd number gear axle interlock P1858 Even number gear axle interlock P1876 Gear block 1st P1877 Gear block 2nd P1878 Gear block 3rd P1879 Gear block 4th P187A Gear block 5th P187B Gear block 6th P187C Gear block reverse Sensor The sensor below is determined to be normal e Shift fork position sensor 1 e Shift fork position sensor 2 TSB Revision TW
41. Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P2736 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 261 DIAGNOSIS lt TC SST gt DTC P2738 Clutch Shift Changeover Solenoid 1 System Short to ground A CAUTION MONITOR EXECUTION CONDITIONS e If there is any problem in the CAN bus lines OTHER MONITOR AND SENSOR an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN Other Monitor There is no temporary DTC stored bus lines in memory for the item monitored below e Whenever the ECU is replaced ensure that e P2733 Clutch shift switching solenoid 1 spool the CAN bus lines are normal stuck e P2736 Clutch shift switching solenoid 1 system DIAGNOSTIC FUNCTION Open circuit TC SST ECU checks that the clutch shift e P2739 Clutch shift switching solenoid 1 system changeover solenoid 1 circuit is normal Short to power supply e P181B Clutch 1 Pressure low range out DESCRIPTIONS OF MONITOR METHODS e P181C Clutch 1 Pressure high range out The c
42. Voltage of battery 8 V or more TC SST ECU temperature sensor output 20 C e Voltage of battery 16 5 V or less 36 F or more 12 seconds TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 93 OBD II DRIVE CYCLE PATTERN DIAGNOSIS lt TC SST gt PROBABLE CAUSES The difference of the calculated temperature is 20 C e Malfunction of TC SST ECU 36 F or less DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q ls DTC No P1808 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P180C Clutch pressure cut spool sticking A CAUTION DIAGNOSTIC FUNCTION e If there is any problem in the CAN bus lines TC SST ECU checks that the clutch pressure cut an incorrect diagnostic trouble code may be spool is normal set Prior to this diagnosis diagnose the CAN bus lines DESCRIPTIONS OF MONITOR METHODS Whenever the ECU is replaced ensure that The clutch pressure cut spool is determined to be the CAN bus lines are normal seized PROBABLE CAUSES e Malfunction of
43. e P2738 Clutch shift switching solenoid 1 system Short to ground e P2739 Clutch shift switching solenoid 1 system Short to power supply P181B Clutch 1 Pressure low range out P181C Clutch 1 Pressure high range out P1859 Disengagement too late with clutch 1 P181E Clutch 2 Pressure low range out P181F Clutch 2 Pressure high range out P185B Disengagement too late with clutch 2 P185D Clutch open not possible Sensor The sensor below is determined to be normal e Shift select solenoid 1 e Clutch shift switching solenoid 1 TSB Revision 22C 42 LOGIC FLOW CHARTS Monitor Sequence TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt START Vehicle condition met Yes Calculated torque gt 200 N m 148 ft lb Yes Continuous failure for 2 sec Yes Malfunction AC710619 DTC SET CONDITIONS JUDGMENT CRITERIA M e Calculated torque Clutch 1 odd permit torque Check Conditions engine torque 200 N m 148 ft Ib or more 2 e Voltage of battery 8 V or more seconds e Voltage of battery 16 5 V or less e Engine speed 500 r min or more e Time since above engine condition 400 millisec OBD II DRIVE CYCLE PATTERN ond or more The value of the calculated torque clutch 1 odd Engine speed 6 800 r min or less permit torque engine torque remains 200 N m Clutch 1 odd slip state Slip or engaged 148 ft lb or less for 2 seconds Clutch 1 o
44. e Voltage of battery 16 5 V or less e Time after engine start 400 millisecond or more PROBABLE CAUSES JUDGMENT CRITERIA e Malfunction of TC SST ECU e Sensor current 4 mA or less 500 millisecond DIAGNOSTIC PROCEDURE AC710596 STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision 22C 32 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P0717 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P0725 Engine speed signal abnormality A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU receives the periodic communication data from the engine control module via the CAN bus lines and checks the data for abnormality to Cope with Intermittent Malfunction P 00 15 DESCRIPTIONS OF MONITOR METHODS The engine speed signal from the engine control module is determined to be abnormal PROBABLE CAUSES
45. lt 2 Key interlock cable connection shift lever side 3 Transaxle control cable connection shift lever side 4 Shift lever ECU connector connection 5 Shift lock solenoid connector connection 6 Shift lever assembly Transaxle control cable removal steps 1 Shift knob e SRS ECU Refer to GROUP 52B SRS ECU P 52B 383 e Gand yaw rate sensor and G and yaw rate sensor bracket Refer to GROUP 35C G and Yaw Rate Sensor P 35C 278 gt gt A lt lt 3 Transaxle control cable connection shift lever side e Air cleaner assembly Refer to GROUP 15 Air Cleaner P 15 10 e Engine control wiring harness connector bracket Refer to GROUP 54A Battery P 54A 10 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 335 TRANSMISSION CONTROL Transaxle control cable removal steps Continued gt gt A lt lt 7 Transaxle control cable connection transaxle side 8 Transaxle control cable bracket 9 Transaxle control cable INSTALLATION SERVICE POINTS gt gt A lt lt TRANSAXLE CONTROL CABLE TRAN SAXLE SIDE SHIFT LEVER SIDE INSTALLATION 1 Connect the transaxle control cable shift lever side to the shift lever assembly 2 Set the shift lever to the N position Shift control lever 3 Operate the lever so that the shift control lever positioning Shift Z8 b mark is set to the N position J gt Cares Si de dr ros Tel 4 Move the slider of the t
46. 0 098 inch or more continues for 200 milliseconds PROBABLE CAUSES e Malfunction of TC SST ECU e Malfunction of TC SST shift fork DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1844 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P184B Shift Fork 4 Malfunction A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the movement of the shift fork 4 is normal to Cope with Intermittent Malfunction P 00 15 DESCRIPTIONS OF MONITOR METHODS The movement of the shift fork 4 is determined to be abnormal MONITOR EXECUTION e Continuous TSB Revision 22C 172 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt MONITOR EXECUTION CONDITIONS Sensor The sensor below is determined to be OTHER MONITOR AND SENSOR normal e Not applicable Other Monitor There is no temporary
47. 00 15 INSPECTION PROCEDURE 4 The driving mode cannot be changed TWIN CLUTCH SPORT SHIFT COMMENTS ON TROUBLE SYMPTOM TRANSAXLE CONTROL MODE SWITCH The twin clutch SST control mode switch or shift CIRCUIT Refer to P 22C 290 A CAUTION lever ECU may have a problem PROBABLE CAUSES e Malfunction of the twin clutch SST control mode switch Whenever the ECU is replaced ensure that the e Damaged harness wires and connectors CAN bus lines are normal e Malfunction of the shift lever ECU e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Scan tool service data Item No 30 Drive mode switch Refer to Service Data Refer ence Table P 22C 322 Q Is the check result normal YES Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 NO Goto Step 3 STEP 3 Twin clutch SST control mode switch check Refer to P 22C 349 Q Is the check result normal YES Go to Step 4 NO Replace the twin clutch SST control mode switch Refer to P 22C 349 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 317 DIAGNOSIS lt SHIFT LEVER gt STEP 4 Twin cl
48. 071 inch neutral position or more and initialized fork position shift fork 1 position 2 5 mm 0 098 inch or less 200 millisecond OBD II DRIVE CYCLE PATTERN lt FUNCTIONAL CHECK SHIFT FORK 1 REQUESTED BUT SHIFT FORK 3 MOVEMENT gt The status with the shift fork position 6 mm 0 24 inch 6th gear side or less or with 1 8 mm 0 071 inch neutral position or less and with the initialized fork position shift fork 1 position 2 5 mm 0 098 inch or more continues for 200 milliseconds TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 155 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence Functional check Shift fork 1 requested but shift fork 2 movement START Monitoring condition met Shift fork 2 position lt 6 mm 0 24 inch Shift fork 2 position 3rd gear side Shift fork 2 position 6 mm 0 24 inch Shift fork 2 position neutral position Yes Shift fork 2 position No 1 8 mm 0 071 inch Yes EIS Ley Initialized fork position shift fork 1 position 2 5 mm 0 098 inch No Yes No Continuous failure for 200 msec Yes Malfunction Good AC710688 TSB Revision 22C 156 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC SET CONDITIONS lt FUNCTIONAL CHECK SHIFT FORK 1 REQUESTED BUT SHIFT FORK 2 MOVEMENT
49. 1 odd num ber gear axle speed sensor is normal DESCRIPTIONS OF MONITOR METHODS The output of the input shaft 1 odd number gear axle is determined to be too high MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0716 Input shaft 1 odd number gear axle speed sensor system Poor performance e P0717 Input shaft 1 odd number gear axle speed sensor system Output low range out e P2766 Input shaft 2 even number gear axle speed sensor system Poor performance Sensor The sensor below is determined to be normal e Input shaft 2 even number gear axle speed sen sor TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 25 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START No Monitoring condition met Yes No Sensor current 4 mA No Sensor current 17 mA Yes Continuous failure No for 500 msec DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions The sensor current remains 17 mA or less for 500 e Voltage of battery 8 V or more milisgsonds e Voltage of battery 16 5 V or less e Time after engine start 400 millisecond or more PROBABLE CAUSES JUDGMENT CRITERIA e Malfunction of TC SST ECU e Sensor current 17 mA or more 500 millisecond DIAGNOSTIC PROCEDURE AC710596 STEP 1 Scan tool
50. 15 MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e Not applicable Sensor The sensor below is determined to be normal e Not applicable AC710729 TSB Revision 22C 230 DTC SET CONDITIONS Check Conditions e Engine speed 500 r min or more e Time since above engine condition 400 millisec ond or more e Target gear 1st gear TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt JUDGMENT CRITERIA e Gear synchro engagement 3 times blocked immediately OBD II DRIVE CYCLE PATTERN The 1st gear is engaged PROBABLE CAUSES e Malfunction of TC SST ECU e Malfunction of TC SST gear DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1876 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P1877 Gear Block 2nd Gear A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the
51. 2 STEP 2 Scan tool diagnostic trouble code Check the shift lever diagnostic trouble code Refer to P 22C 302 Q Is the DTC set YES Perform the relevant troubleshooting NO Goto Step 3 STEP 3 Inspection of the TC SST ECU connector intermediate connector and shift lever ECU connector B 107 A 13 C 27 Check for the contact with terminals Q Is the check result normal YES Go to Step 4 NO Repair the defective connector STEP 4 Check the wiring harness between B 107 TC SST ECU connector terminal No 17 and C 27 shift lever ECU connector terminal No 16 Check the communication line for open or short circuit Q Is the check result normal YES Go to Step 5 NO Repair the wiring harness STEP 5 Replace the shift lever assembly and check if the diagnostic trouble code is reset 1 Replace the shift lever assembly Refer to P 22C 334 2 Check the DTC Q Is DTC No P1802 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision 22C 82 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC P1803 Shift Lever System CAN LIN Time out Error SHIFT LEVER SYSTEM CIRCUIT Refer to P 22C 80 N CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose th
52. 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision 22C 116 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P1824 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P1825 Shift Fork Position Sensor 2 System Voltage low range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the voltage of the shift fork position sensor 2 is normal DESCRIPTIONS OF MONITOR METHODS The voltage of the shift fork position sensor 2 is too low MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1826 Shift fork position sensor 2 system Volt age high range out e P1827 Shift fork position sensor 2 system Out put range out e P1828 Shift fork position sensor 2 system Neu tral e P1829 Shift fork position sensor 2 system Poor performance e P183D Sh
53. 2 Pressure Sensor System Output low range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch 2 pressure sen sor is normal DESCRIPTIONS OF MONITOR METHODS The output of the clutch 2 pressure sensor is too low MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0846 Clutch 2 pressure sensor system Poor performance e P0848 Clutch 2 pressure sensor system Output high range out e P0753 Shift select solenoid 1 system Open cir cuit e P0973 Shift select solenoid 1 system Short to ground e P0974 Shift select solenoid 1 system Short to power supply e P2809 Clutch shift switching solenoid 2 spool stuck e P2812 Clutch shift switching solenoid 2 system Open circuit e P2814 Clutch shift switching solenoid 2 system Short to ground e P2815 Clutch shift switching solenoid 2 system Short to power supply P181B Clutch 1 Pressure low range out P181C Clutch 1 Pressure high range out P1859 Disengagement too late with clutch 1 P181E Clutch 2 Pressure low range out P181F Clutch 2 Pressure high range out P185
54. 3 and 4 System Power supply voltage high range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the supply voltage to the shift fork position sensor 3 and 4 is normal DESCRIPTIONS OF MONITOR METHODS The supply voltage to the shift fork position sensor 3 and 4 is too high MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P182A Shift fork position sensor 3 system Volt age low range out e P182B Shift fork position sensor 3 system Volt age high range out e P182C Shift fork position sensor 3 system Out put range out P182E Shift fork position sensor 3 system Poor performance P1831 Shift fork position sensor 4 system Volt age low range out P1832 Shift fork position sensor 4 system Volt age high range out P1833 Shift fork position sensor 4 system Out put range out P1835 Shift fork position sensor 4 system Poor performance P1836 Shift fork 1 malfunction P183D Shift fork 2 malfunction P1844 Shift fork 3 malfunction P184B Shift fork 4 malfunction P1852 Shift fork 1 or 2 opposite direction move ment P1855 Shif
55. 50 r min or Check Conditions ool e Voltage of battery 8 V or more JUDGMENT CRITERIA e Voltage of battery 16 5 V or less e Calculated speed 40 r min or less 500 millisec e Engine speed 500 r min or more ond e Time since above engine condition 400 millisec ond or more OBD II DRIVE CYCLE PATTERN e Input shaft 1 odd speed 500 r min or more The calculated speed remains 40 r min or more for e Input shaft 2 even speed 500 r min or more 500 milliseconds e Shift fork 3 position Neutral e Input shaft 1 odd gear Engaged DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 135 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P182D set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P182E Shift Fork Position Sensor 3 System Poor performance N CAUTION e P182B Shift fork position sensor 3 system Volt age high range out e P182C Shift fork position sensor 3 system Out put range out e P182D Shift fork position sensor 3 system Neu
56. 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P0777 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P0841 Clutch 1 Pressure Sensor System Poor performance A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch 1 pressure sen sor is normal DESCRIPTIONS OF MONITOR METHODS The difference between the allowable torque of clutch 1 and the engine torque is large MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0842 Clutch 1 pressure sensor system Output low range out e P0843 Clutch 1 pressure sensor system Output high range out e P0753 Shift select solenoid 1 system Open cir cuit e P0973 Shift select solenoid 1 system Short to ground e P0974 Shift select solenoid 1 system Short to power supply e P2733 Clutch shift switching solenoid 1 spool stuck e P2736 Clutch shift switching solenoid 1 system Open circuit
57. 5th Gear A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the gear engagement is normal DESCRIPTIONS OF MONITOR METHODS The engagement of the 5th gear is determined to be impossible LOGIC FLOW CHARTS Monitor Sequence START Monitoring condition met Gear synchro engagemen is 3 times blocked Malfunction DTC SET CONDITIONS Check Conditions e Engine speed 500 r min or more e Time since above engine condition 400 millisec ond or more e Target gear 5th gear MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e Not applicable Sensor The sensor below is determined to be normal e Not applicable AC710729 JUDGMENT CRITERIA e Gear synchro engagement 3 times blocked immediately OBD II DRIVE CYCLE PATTERN The 5th gear is engaged TSB Revision 22C 236 PROBABLE CAUSES e Malfunction of TC SST ECU e Malfunction of TC SST gear TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose t
58. 7 NO Repair the defective connector STEP 7 Check the wiring harness between B 107 TC SST ECU connector terminal No 6 and fusible link No 36 Check the power supply line for short or open circuit Q Is the check result normal YES Go to Step 8 NO Repair the wiring harness STEP 8 Scan tool diagnostic trouble code Check the ETACS diagnostic trouble code Refer to GROUP 54A Troubleshooting P 54A 582 Q Is the DTC set YES Perform the relevant troubleshooting NO Goto Step 9 STEP 9 Measure the voltage at B 107 TC SST ECU connector 1 Disconnect the connector and measure the voltage between terminal No 11 and ground at the wiring harness side 2 Turn the ignition switch to the ON position OK Battery positive voltage Q Is the check result normal YES Go to Step 12 NO Go to Step 10 TSB Revision s TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 298 DIAGNOSIS lt TC SST gt STEP 10 Inspection of the intermediate connector TC SST ECU connector and ETACS ECU connector A 13 C 131 B 107 C 317 Check for the contact with terminals Q Is the check result normal YES Go to Step 11 NO Repair the defective connector STEP 11 Check the wiring harness between B 107 TC SST ECU connector terminal No 11 and C 317 ETACS ECU connector terminal No 5 Check the power supply line for short or open circuit Q Is the check result normal YES Go to Step 12
59. AC710676 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The position sensor voltage remains 0 128 V or more Check Conditions for 160 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA PROBABLE CAUSES e Position sensor voltage 0 128 V or less 160 mil MAO Re eee lisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1831 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 139 DIAGNOSIS lt TC SST gt DTC P1832 Shift Fork Position Sensor 4 System Voltage high range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the voltage of the shift fork position sensor 4 is normal DESCRIPTIONS OF MONITOR METHODS The voltage of the
60. CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision 22C 26 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P0715 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P0716 Input shaft 1 odd number gear axle speed sensor system Poor performance A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the input shaft 1 odd num ber gear axle speed sensor is normal DESCRIPTIONS OF MONITOR METHODS The rotation speed of the input shaft 1 odd number gear axle is determined to be abnormal MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0715 Input shaft 1 odd number gear axle speed sensor system Output high range out e P
61. CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 217 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P186E set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P186F High side 3 system Voltage low range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the high side 3 circuit is normal DESCRIPTIONS OF MONITOR METHODS The voltage of the high side 3 circuit is determined to be too low MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0753 Shift select solenoid 1 system Open cir cuit e P0973 Shift select solenoid 1 system Short to ground e P0974 Shift select solenoid 1 system Short to power supply e P2727 Clutch shift pressure solenoid 2 system Open c
62. CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0841 Clutch 1 pressure sensor system Poor performance to Cope with Intermittent Malfunction P 00 15 e P0842 Clutch 1 pressure sensor system Output low range out e P0843 Clutch 1 pressure sensor system Output high range out e P0846 Clutch 2 pressure sensor system Poor performance e P0847 Clutch 2 pressure sensor system Output low range out e P0848 Clutch 2 pressure sensor system Output high range out P185D Clutch open not possible U0001 Bus off U0100 Engine time out error P1803 Shift lever system CAN or LIN time out error P1871 APS system Signal abnormality e P1872 Between shift lever and TC SST system Q A function abnormality Sensor The sensor below is determined to be normal Clutch 1 pressure sensor Clutch 2 pressure sensor APS Shift lever ECU TSB Revision s TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 220 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Engine torque signal SNA No Parity Toggle bit error Yes Malfunction AC710734 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions Receives the normal value of the engine torque sig e Voltage of battery 8 V or more nal or the parity toggle are normal e Voltage of battery 16 5 V or less e Time af
63. Check whether the DTC is reset Q Is DTC No U0144 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 SYMPTOM PROCEDURES INSPECTION PROCEDURE 1 The scan tool cannot communicate with TC SST ECU A CAUTION PROBABLE CAUSES Whenever the ECU is replaced ensure that the Wrong M U T III wiring harness CAN bus lines are normal The CAN bus line is defective COMMENTS ON TROUBLE SYMPTOM Malfunction of TC SST ECU power supply circuit l l Malfunction of TC SST ECU The CAN bus line TC SST ECU power supply cir cuit or TC SST ECU may have a problem ED DUSITURCHOD DOMIBUS SOT STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Check and repair the TC SST ECU power supply circuit Refer to P 22C 295 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 TSB Revision s TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 290 DIAGNOSIS lt TC SST gt INSPECTION PROCEDURE 2 The driving mode cannot be changed Twin clutch sport shift transaxle control mode switch circuit SHIFT LEVER 1 TWIN CLUTCH SPORT SHIFT TRANSAXLE CONTROL MODE SWITCH n C 27 2 MUBO1569 Fz 15 4 5 W8H22M010A Connector C 27 2 A CAUTION PROBABLE CA
64. Continuous failure for 400 msec Yes Malfunction AC710658 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The FET channel output remains 100 mV or more for Check Conditions 400 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA assistens CAUSES e FET Field Effect Transistor output 100 mV or 2 Meee eeu less 400 millisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P2729 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 255 DIAGNOSIS lt TC SST gt DTC P2730 Clutch Shift Pressure Solenoid 2 System Short to power supply A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch shift pressure solenoid 2 cir
65. Cope with Intermittent Malfunction P 00 15 DESCRIPTIONS OF MONITOR METHODS e If there is any problem in the CAN bus lines The TC SST setting mode is determined to be EOL an incorrect diagnostic trouble code may be end of line mode set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION PROBABLE CAUSES e The setting mode changeover mistake when TC SST is shipped e Malfunction of TC SST ECU TC SST ECU checks that the TC SST setting mode is normal DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1880 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision s TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 240 DIAGNOSIS lt TC SST gt DTC P1881 Twin clutch SST control mode switch system Malfunction A CAUTION DESCRIPTIONS OF MONITOR METHODS e If there is any problem in the CAN bus lines 4 ang signals of the twin clutch SST control an incorrect diagnostic troub
66. DTC stored in memory for the item monitored below e P1844 Shift fork 3 malfunction LOGIC FLOW CHARTS Monitor Sequence lt Functional check blocked gt START Yes Malfunction criteria met Yes Malfunction AC710675 DTC SET CONDITIONS lt FUNCTIONAL Coefficient CHECK BLOCKED gt Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more Line pressure mbar Common high side 1 voltage 2 5 V or more AC710826 AB e Common high side 3 voltage 2 5 V or more 4 000 8 000 16 000 e Shift fork operation time Shift fork operation time JUDGMENT CRITERIA threshold value or more immediately i e Shift fork operation time threshold value Equal the maximum allowed time x Coefficient imme diately see 1 Until completion of initial shift fork action e 2 After completion of initial shift fork action OBD II DRIVE CYCLE PATTERN lt FUNCTIONAL CHECK BLOCKED gt The shift fork operation time is threshold value or less 3 20 120 40 4 32 68 248 Fluid temperature C F AC710827AB Maximum allowed time sec TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Functional check 4th gear gt START No Mo
67. ECU checks that the clutch shift changeover solenoid 1 circuit is normal DESCRIPTIONS OF MONITOR METHODS The clutch shift changeover solenoid 1 circuit is determined to be open MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P2733 Clutch shift switching solenoid 1 spool stuck e P2738 Clutch shift switching solenoid 1 system Short to ground e P2739 Clutch shift switching solenoid 1 system Short to power supply e P181B Clutch 1 Pressure low range out e P181C Clutch 1 Pressure high range out e P1859 Disengagement too late with clutch 1 Sensor The sensor below is determined to be normal e Not applicable TSB Revision s TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 260 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor Yes Continuous failure for 400 msec Malfunction AC710661 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions The FET channel output remains 1 V or less for 400 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA e FET Field Effect Transistor output 1 V or more 400 millisecond PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics
68. Is the check result normal YES Go to Step 3 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P0563 set YES Go to Step 3 NO This diagnosis is complete STEP 3 Generator system check Refer to GROUP 16 Charging System On vehicle Service P 16 7 Q Is the check result normal YES Go to Step 4 NO Repair or replace the generator related parts STEP 4 Check whether the DTC is reset Q Is DTC No P0563 set YES Shift lever assembly replacement Refer to P 22C 334 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision 22C 304 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt SHIFT LEVER gt DTC P198D EEPROM System A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DTC P198E P198F Lever Position Sensor System A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that OPERATION The shift lever ECU checks that EEPRO
69. MONITOR METHODS The clutch shift pressure solenoid 2 circuit is deter mined to be open MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0846 Clutch 2 pressure sensor system Poor performance e P0847 Clutch 2 pressure sensor system Output low range out e P0848 Clutch 2 pressure sensor system Output high range out e P2809 Clutch shift switching solenoid 2 spool stuck e P2812 Clutch shift switching solenoid 2 system Open circuit e P2814 Clutch shift switching solenoid 2 system Short to ground e P2815 Clutch shift switching solenoid 2 system Short to power supply P181B Clutch 1 Pressure low range out P181C Clutch 1 Pressure high range out P1859 Disengagement too late with clutch 1 P181E Clutch 2 Pressure low range out P181F Clutch 2 Pressure high range out P185B Disengagement too late with clutch 2 Sensor The sensor below is determined to be normal e Clutch 2 pressure sensor e Clutch shift switching solenoid 2 TSB Revision s TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 250 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor Yes Continuous failure for 400 msec Malfunction AC710656 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The FET channel output rem
70. Malfunction of ASC ECU e Malfunction of the shift lever ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using the scan tool diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision 22C 308 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS SHIFT LEVER STEP 2 Scan tool diagnostic trouble code Check the ASC diagnostic trouble code Refer to GROUP 35C Troubleshooting P 35C 20 Q Is the DTC set YES Perform the relevant troubleshooting NO Goto Step 3 STEP 3 Check whether the DTC is reset Q Is DTC No U0121 set YES Replace the shift lever assembly Refer to P 22C 334 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC U0141 ETACS Time out Error N CAUTION JUDGMENT CRITERIA e If there is any problem in the CAN bus lines The periodic communication data from the an incorrect diagnostic trouble code may be ETACS ECU cannot be received set Prior to this diagnosis diagnose the CAN bus lines PROBABLE CAUSES e Whenever the ECU is replaced ensure that e The CAN bus line is defective the CAN bus lines are normal e Malfunction of the ETACS ECU e Malfunction of the shift lever ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CA
71. NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision 22C 118 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC P1826 Shift Fork Position Sensor 2 System Voltage high range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the voltage of the shift fork position sensor 2 is normal DESCRIPTIONS OF MONITOR METHODS The voltage of the shift fork position sensor 2 is too high MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1825 Shift fork position sensor 2 system Volt age low range out P1827 Shift fork position sensor 2 system Out put range out P1828 Shift fork position sensor 2 system Neu tral P1829 Shift fork position sensor 2 system Poor performance P183D Shift fork 2 malfunction P1852 Shift fork 1 or 2 opposite direction move ment P1855 Shift fork 3 or 4 opposite direction move ment P1857 Odd number gear axle interlock P1876 Gear block 1st P1877 Gear block 2nd P1878 Gear block 3rd P1879 Gear block 4th P
72. No gt 6 mm 0 24 inch Shift fork 4 position neutral position Shift fork 4 position 1 8 mm 0 071 inch Yes KI ECN Initialized fork position 7 shift fork 2 position 2 5 mm 0 098 inch No Yes No Continuous failure for 200 msec Yes Malfunction Good TSB Revision AC710709 22C 162 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC SET CONDITIONS lt FUNCTIONAL CHECK SHIFT FORK 2 REQUESTED BUT SHIFT FORK 4 MOVEMENT gt Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e Engine speed 500 r min or more e Time since above engine condition 400 millisec ond or more e Requested shift fork Shift fork 2 Judgement Criteria e Shift fork position 6 mm 0 24 inch 4th gear side or less or 6 mm 0 24 inch 2nd gear side or more or 1 8 mm 0 071 inch neutral position or more and Initialized fork position shift fork 2 position 2 5 mm 0 098 inch or less 200 milli second OBD II DRIVE CYCLE PATTERN FUNCTIONAL CHECK SHIFT FORK 2 REQUESTED BUT SHIFT FORK 4 MOVEMENT The status with the shift fork position 6 mm 0 24 inch or more or with 6 mm 0 24 inch or less or with 1 8 mm 0 071 inch or less and with the initial ized fork position shift fork 1 position 2 5 mm 0 098 inch or more continues for 200 milliseconds TSB Revision
73. No 1 Shift lever position Refer to Service Data Refer ence Table P 22C 322 Q Is the check result normal YES Go to Step 3 NO Replace the shift lever assembly Refer to P 22C 334 STEP 3 Scan tool actuator test Item No 1 Shift indicator Refer to Special Function Actuator Test Reference Table P 22C 325 Q Is the check result normal YES Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 NO Goto Step 4 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 311 DIAGNOSIS lt SHIFT LEVER gt STEP 4 Inspection of the floor console panel assembly connector C 27 1 Check for the contact with terminals Q Is the check result normal YES Replace the floor console panel assembly Refer to GROUP 52A Floor Console Assembly P 52A 9 NO Repair the defective connector TSB Revision 22C 312 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt SHIFT LEVER gt INSPECTION PROCEDURE 3 Back up light does not illuminate Backup lamp switch system circuit
74. Other Monitor There is no temporary DTC stored in memory for the item monitored below e Not applicable Sensor The sensor below is determined to be normal e Not applicable FET Field Effect Transistor AC710623 JUDGMENT CRITERIA e FET Field Effect Transistor output 100 mV or less 1 second OBD II DRIVE CYCLE PATTERN The FET channel output remains 100 mV or more for 1 second TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 75 DIAGNOSIS lt TC SST gt PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P0976 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P0977 Shift Select Solenoid 2 System Short to power supply A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks th
75. SST gt LOGIC FLOW CHARTS Monitor Sequence lt Functional check 1st gear gt START No Monitoring condition met Shift fork 1 position lt 6 mm 0 24 inch Input shaft 1 speed gt 500 r min Continuous failure for 400 msec Yes Malfunction DTC SET CONDITIONS lt FUNCTIONAL CHECK 1ST GEAR gt Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more Shift fork 1 current gear 1st gear Synchro slip speed 80 r min AC710684 JUDGMENT CRITERIA e Shift fork position 6 mm 0 24 inch or less and input shaft 1 odd speed 500 r min or more or synchro 1st gear slip speed 80 r min or more 400 millisecond OBD II DRIVE CYCLE PATTERN FUNCTIONAL CHECK 1ST GEAR The status with the shift fork position 6 mm 0 24 inch or more and with the input shaft 1 odd speed 500 r min or less or with the synchro 1st gear slip speed 80 r min or less continues for 400 millisec onds TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 151 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Functional check Reverse gear gt START Monitoring condition met Shift fork 1 position gt 6 mm 0 24 inch Input shaft 1 speed gt 500 r min Continuous failure for 400 msec Yes Malfun
76. Short to ground to Cope with Intermittent Malfunction P 00 15 e P0974 Shift select solenoid 1 system Short to power supply e P2727 Clutch shift pressure solenoid 2 system Open circuit e P2728 Clutch shift pressure solenoid 2 system Overcurrent e P2729 Clutch shift pressure solenoid 2 system Short to ground e P2730 Clutch shift pressure solenoid 2 system Short to power supply e P2809 Clutch shift switching solenoid 2 spool stuck e P2812 Clutch shift switching solenoid 2 system Open circuit e P2814 Clutch shift switching solenoid 2 system Short to ground e P2815 Clutch shift switching solenoid 2 system Short to power supply P181B Clutch 1 Pressure low range out P181C Clutch 1 Pressure high range out P1859 Disengagement too late with clutch 1 P181E Clutch 2 Pressure low range out P181F Clutch 2 Pressure high range out P185B Disengagement too late with clutch 2 Sensor The sensor below is determined to be normal e Shift select solenoid 1 e Clutch shift pressure solenoid 2 e Clutch shift switching solenoid 2 TSB Revision s TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 208 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor No Monitoring condition met FET current 8 1 A FET output 100 mV Continuous failure for 1 sec Malfunction AC710725 DTC SET CONDITI
77. TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P180C set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision 22C 94 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC P181B Clutch 1 Pressure low range out A CAUTION MONITOR EXECUTION CONDITIONS e If there is any problem in the CAN bus lines OTHER MONITOR AND SENSOR an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN Other Monitor There is no temporary DTC stored bus lines e Whenever the ECU is replaced ensure that e the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch 1 pressure is e normal DESCRIPTIONS OF MONITOR METHODS in memory for the item monitored below P0841 Clutch 1 pressure sensor system Poor performance P0842 Clutch 1 pressure sensor system Output low range out P0843 Clutch 1 pressure sensor system Output high range out P1836 Shift fork 1 malfunction P183D Shift fork 2 ma
78. TC SST ECU JUDGMENT CRITERIA e FET Field Effect Transistor Can t be switched off 12 seconds DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 207 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q ls DTC No P1868 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P186A High side 3 system Overcurrent A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the high side 3 circuit is normal DESCRIPTIONS OF MONITOR METHODS The supply current to the high side 3 is determined to be overcurrent MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0753 Shift select solenoid 1 system Open cir cuit e P0973 Shift select solenoid 1 system
79. TC SST gt LOGIC FLOW CHARTS Monitor Sequence START No Monitoring condition met Yes Shift fork position No counter lt 500 Yes Continuous failure for 180 msec Yes Malfunction DTC SET CONDITIONS Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more e Shift system status Gear change mode during shift fork moving Shift fork position counter gt 500 No Yes AC710681 JUDGMENT CRITERIA e Shift fork 2 position counter digitized sensor value 500 counts or less or shift fork 2 position counter digitized sensor value 500 counts or more 180 millisecond OBD II DRIVE CYCLE PATTERN The status with the shift fork 2 position counter digi tized sensor value 500 counts or more or with the shift fork 2 position counter digitized sensor value 500 counts or less continues for 180 milliseconds PROBABLE CAUSES e Malfunction of TC SST ECU TSB Revision 22C 122 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go
80. The CAN bus line is defective Malfunction of crankshaft position sensor Malfunction of engine control module Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using the scan tool diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Scan tool diagnostic trouble code Check the engine diagnostic trouble code Refer to GROUP 13A Troubleshooting P 13A 44 Q Is the DTC set YES Perform the relevant troubleshooting NO Goto Step 3 STEP 3 Check whether the DTC is reset Q Is DTC No P0725 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 33 DIAGNOSIS lt TC SST gt DTC P0746 Line Pressure Solenoid System Drive current range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the line pressure solenoid is normal DESCRIPTIONS OF MONITOR METHODS The difference between the a
81. V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more Shift fork 4 current gear 2nd gear Synchro slip speed 80 r min AC710715 JUDGMENT CRITERIA e Shift fork position 6 mm 0 24 inch or more and input shaft 2 even speed 500 r min or more or synchro 2nd gear slip speed 80 r min or more 400 millisecond OBD II DRIVE CYCLE PATTERN lt FUNCTIONAL CHECK 2ND GEAR gt The status with the shift fork position 6 mm 0 24 inch or less and with the input shaft 2 even speed 500 r min or less or with the synchro 2nd gear slip speed 80 r min or less continues for 400 millisec onds TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 175 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Functional check Neutral gt START H H aya No Monitoring condition met Shift fork position No 1 8 mm 0 071 inch Yes Continuous failure for 250 msec Yes Malfunction AC710686 DTC SET CONDITIONS lt FUNCTIONAL JUDGMENT CRITERIA CHECK NEUTRAL gt e Shift fork position 1 8 mm 0 071 inch or more 250 millisecond Check Conditions Voltage of battery 8 V or more OBD II DRIVE CYCLE PATTERN Voltage of battery 16 5 V or less Engine speed 500 r min or more lt FUNCTIONAL CHECK NEUTRAL gt Time since above engine condition 400 millisec The shift fork
82. YES Go to Step 4 NO Repair the defective connector STEP 4 Check the wiring harness between B 107 TC SST ECU connector terminal No 17 and C 27 shift lever ECU connector terminal No 16 Check the communication line for open or short circuit Q Is the check result normal YES Go to Step 5 NO Repair the wiring harness STEP 5 Replace the shift lever assembly and check if the diagnostic trouble code is reset 1 Replace the shift lever assembly Refer to P 22C 334 2 Check the DTC Q Is DTC No P1803 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P1804 Shift Fork Position Sensor 1 and 2 System Power supply voltage low range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the supply voltage to the shift fork position sensor 1 and 2 is normal DESCRIPTIONS OF MONITOR METHODS The supply voltage to the shift fork position sensor 1 and 2 is too low MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1820
83. and input shaft 1 odd speed 500 r min or more or synchro 5th gear slip speed 80 r min or more 400 millisecond OBD II DRIVE CYCLE PATTERN lt FUNCTIONAL CHECK 5TH GEAR gt The status with the shift fork position 6 mm 0 24 inch or more and with the input shaft 1 odd speed 500 r min or less or with the synchro 5th gear slip speed 80 r min or less continues for 400 millisec onds TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 159 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Functional check 3rd gear gt START Monitoring condition met Shift fork 2 position gt 6 mm 0 24 inch Input shaft 2 speed gt 500 r min Continuous failure for 400 msec Yes Malfunction DTC SET CONDITIONS lt FUNCTIONAL CHECK 3RD GEAR gt Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more Shift fork 2 current gear 3rd gear Synchro slip speed gt 80 r min AC710708 Judgement Criteria e Shift fork position mm 9 24 inch or more and input shaft 1 odd speed 500 r min or more or synchro 3rd gear slip speed 80 r min or more 400 millisecond OBD II DRIVE CYCLE PATTERN lt FUNCTIONAL CHECK 3RD GEAR gt The status with the shift fork position 6 mm 0 24 inch or less and with the in
84. be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the line pressure solenoid circuit is normal DESCRIPTIONS OF MONITOR METHODS The line pressure solenoid circuit is determined to be short to power supply MONITOR EXECUTION e Continuous LOGIC FLOW CHARTS Monitor Sequence START FET output gt Battery voltage 2 V Yes Continuous failure N for 1 sec Yes Malfunction Monitoring condition met N Yes MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0746 Line pressure solenoid system Drive cur rent range out e P0960 Line pressure solenoid system Open cir cuit e P0961 Line pressure solenoid system Overvolt age e P0962 Line pressure solenoid system Short to ground Sensor The sensor below is determined to be normal e Not applicable FET Field Effect Transistor AC710632 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt 22C 59 DTC SET CONDITIONS Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e Line pressure solenoid OFF JUDGMENT CRITERIA e FET Field Effect Transistor output Battery volt age 2 V or more 1 second OBD
85. bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the input shaft 1 odd num ber gear axle speed sensor is normal DESCRIPTIONS OF MONITOR METHODS The output of the input shaft 1 odd number gear axle speed sensor is determined to be too low MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0715 Input shaft 1 odd number gear axle speed sensor system Output high range out e P0716 Input shaft 1 odd number gear axle speed sensor system Poor performance e P2766 Input shaft 2 even number gear axle speed sensor system Poor performance Sensor The sensor below is determined to be normal e Input shaft 2 even number gear axle speed sen sor TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 31 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START No Monitoring condition met Yes No Sensor current 4 mA No Sensor current 17 mA Yes Continuous failure No for 500 msec DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions The sensor current remains 4 mA or more for 500 e Voltage of battery 8 V or more milisgsonds
86. check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Scan tool diagnostic trouble code Check the shift lever diagnostic trouble code Refer to P 22C 302 Q Is the DTC set YES Perform the relevant troubleshooting NO Goto Step 3 STEP 3 Check whether the DTC is reset Q Is DTC No U0103 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 287 DTC U0121 ASC Time out Error A CAUTION DIAGNOSIS lt TC SST gt DESCRIPTIONS OF MONITOR METHODS e If there is any problem in the CAN bus lines The periodic communication data from the ASC ECU an incorrect diagnostic trouble code may be cannot be received set Prior to this diagnosis diagnose the CAN bus lines PROBABLE CAUSES e Whenever the ECU is replaced ensure that e The CAN bus line is defective the CAN bus lines are normal DTC U0136 AWC Time out Error A CAUTION e Malfunction of ASC ECU e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using the scan tool diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to
87. diagnostic trouble code Refer to GROUP 22A Troubleshooting P 22A 11 Q Is the DTC set YES Perform the relevant troubleshooting NO Goto Step 3 STEP 3 Check whether the DTC is reset Q Is DTC No U0136 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DESCRIPTIONS OF MONITOR METHODS e If there is any problem in the CAN bus lines The periodic communication data from the an incorrect diagnostic trouble code may be ETACS ECU cannot be received set Prior to this diagnosis diagnose the CAN bus lines PROBABLE CAUSES e Whenever the ECU is replaced ensure that e The CAN bus line is defective the CAN bus lines are normal e Malfunction of the ETACS ECU e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using the scan tool diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Scan tool diagnostic trouble code Check the ETACS diagnostic trouble code Refer to GROUP 54A Troubleshooting P 54A 582 Q Is the DTC set YES Perform the relevant troubleshooting NO Goto Step 3 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 289 DIAGNOSIS lt TC SST gt STEP 3
88. even gear Engaged e Engine speed input shaft 2 speed 50 r min or less DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 113 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P1823 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P1824 Shift Fork Position Sensor 1 System Poor performance A CAUTION e P1821 Shift fork position sensor 1 system Volt e If there is any problem in the CAN bus lines age high range out an incorrect diagnostic trouble code may be e P1822 Shift fork position sensor 1 system Out set Prior to this diagnosis diagnose the CAN put range out bus lines e P1823 Shift fork position sensor 1 system Neu tral h E ua ib a a aude ea ensure that e P1836 Shift fork 1 malfunction e P1852 Shift fork 1 or 2 opposite direction move DIAGNOSTIC FUNCTION ment TC SST ECU checks that the shift fork position sen e P1855 Shift fork 3 or 4 opposite direction move sor 1 is normal ment e P1857 Odd number
89. for abnormality DESCRIPTIONS OF MONITOR METHODS The APS signal from the engine control module is determined to be abnormal MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0841 Clutch 1 pressure sensor system Poor performance to Cope with Intermittent Malfunction P 00 15 e P0842 Clutch 1 pressure sensor system Output low range out e P0843 Clutch 1 pressure sensor system Output high range out e P0846 Clutch 2 pressure sensor system Poor performance e P0847 Clutch 2 pressure sensor system Output low range out e P0848 Clutch 2 pressure sensor system Output high range out P185D Clutch open not possible U0001 Bus off U0100 Engine time out error P1803 Shift lever system CAN or LIN time out error P1870 Engine torque signal abnormality e P1872 Between shift lever and TC SST system Q A function abnormality Sensor The sensor below is determined to be normal Clutch 1 pressure sensor Clutch 2 pressure sensor APS Shift lever ECU TSB Revision s TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 222 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START ji uu 2 No Monitoring condition met Yes APS signal No toggle bit error Yes APS signal No parity bit error Yes Continuous failure No for 200
90. ft lb AC707653AC Removal steps Removal steps 1 Front floor backbone brace e Center member and front lt lt A gt gt 2 Front propeller shaft roll stopper assembly Refer assembly to GROUP 32 Engine Roll e Front driveshaft assembly Stopper and Center Member output shaft assembly P 32 8 Refer to GROUP 26 e Front exhaust pipe Refer to Driveshaft assembly GROUP 15 Exhaust Pipe P 26 15 and Main Muffler P 15 24 3 Rear roll stopper center bolt 4 Dynamic damper 5 Driveshaft heat protector 6 Transfer heat protector TSB Revision 22C 340 Mating marks TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST TRANSFER ASSEMBLY Removal steps Removal steps Transfer pressure hose lt lt B gt gt 10 Transfer assembly assembly connection gt gt A lt lt 11 Transfer pressure hose Steering gear and linkage assembly heat protector 12 O ring Turbocharger protector A AC708894AC REMOVAL SERVICE POINTS lt lt A gt gt FRONT PROPELLER SHAFT ASSEMBLY REMOVAL Make mating marks on the front propeller shaft assembly and companion flange then remove the connecting nut lt lt B gt gt TRANSFER ASSEMBLY REMOVAL Move the engine and transaxle assembly toward the front of the vehicle to create a gap between the engine transaxle assembly and the crossmember Pull out the transfer assembly through this gap INSTALLATION SERVICE POINTS gt gt A lt lt TRANSFER PRESSURE HOSE ASSEMBLY INSTALL
91. in 1st Driving at a constant speed in 2nd Driving at a constant speed in 3rd Driving at a constant speed in 4th Driving at a constant speed in 5th 5th Driving at a constant speed in 6th eth Reverse R Ignition switch Shift lever position N N Odd ON number Ignition switch Shift lever position N N Even ON number Target gear Target gear Ignition switch Shift lever position N N ON Driving at a constant speed in 1st Driving at a constant speed in 2nd Driving at a constant speed in 3rd Driving at a constant speed in 4th 4th Driving at a constant speed in 5th 5th Driving at a constant speed in 6th eth Reverse R Ignition switch Shift lever position N N Odd ON number Ignition switch Shift lever position N N Even number TC SST ECU TERMINAL VOLTAGE REFERENCE CHART M1225006800018 B 107 AC707707AC Terminal Check items Standard value No CAN_H 2 CAN L Back up power supply Battery positive voltage TSB Revision 22C 300 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS SHIFT LEVER Terminal Check items Check conditions Standard value Power supply Ignition switch ON Battery positive voltage Ignition switch OFF 1Vorless LIN Ground Always 1Vorless DIAGNOSIS SHIFT LEVER INTRODUCTION The shift l
92. is determined to be overcurrent MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0776 Clutch cooling flow solenoid system Drive current range out e P0777 Clutch cooling flow solenoid system Stuck e P0964 Clutch cooling flow solenoid system Open circuit to Cope with Intermittent Malfunction P 00 15 e P0965 Clutch cooling flow solenoid system Overvoltage e P0966 Clutch cooling flow solenoid system Short to ground e P0967 Clutch cooling flow solenoid system Short to power supply e P2718 Clutch shift pressure solenoid 1 system Open circuit e P2719 Clutch shift pressure solenoid 1 system Overcurrent e P2720 Clutch shift pressure solenoid 1 system Short to ground e P2721 Clutch shift pressure solenoid 1 system Short to power supply e P2733 Clutch shift switching solenoid 1 spool stuck e P2736 Clutch shift switching solenoid 1 system Open circuit e P2738 Clutch shift switching solenoid 1 system Short to ground e P2739 Clutch shift switching solenoid 1 system Short to power supply e P181B Clutch 1 Pressure low range out e P181C Clutch 1 Pressure high range out e P1859 Disengagement too late with clutch 1 Sensor The sensor below is determined to be normal e Clutch cooling flow solenoid e Clutch shift pressure solenoid 1 e Clutch sh
93. light RH connector and F 22 back up light LH connector Disconnect the connector of the light which does not illuminate and measure the resistance between the connector terminal No 2 and ground at the wiring harness side OK Continuity exists 2 O or less Q Is the check result normal YES Go to Step 8 NO Goto Step 6 STEP 6 Inspection of the back up light RH connector back up light LH connector and intermediate connector F 08 F 22 F 27 Check for the contact with the connector terminals of the light which does not illuminate Q Is the check result normal YES Go to Step 7 NO Repair the defective connector TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 315 DIAGNOSIS lt SHIFT LEVER gt STEP 7 Check the wiring harness between F 08 back up light RH connector terminal No 2 and body ground and between F 22 back up light RH connector terminal No 2 and body ground Check the ground harness of the light which does not illuminate for open circuit Q Is the check result normal YES Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 NO Repair the wiring harness STEP 8 Measure the voltage at F 08 back up light RH connector and F 22 back up light LH connector 1 Disconnect the connector of the light which does not illuminate and measure the voltage between the connector terminal No 3 and ground at the
94. lt 1 r min Input shaft speed even Input shaft speed odd 50 r min 50 r min 2 In case of input speed sensor A monitor 3 In case of input speed sensor B monitor AC710599 DTC SET CONDITIONS e Input shaft even gear engaged p JUDGMENT CRITERIA lt Rationality gt Check Conditions lt Rationality gt e Failure condition 1 or failure condition 2 Refer to Voltage of battery 8 V or more Logic Flow Charts Monitor Sequence lt Rational e Voltage of battery 16 5 V or less ity gt 500 millisecond e Input shaft odd gear engaged TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt 22C 273 OBD II DRIVE CYCLE PATTERN lt RATIONALITY gt Each value of failure condition 1 or failure condition 2 Logic Flow Charts Monitor Sequence lt Rational ity gt returns to the normal value and remains in the state for 500 milliseconds LOGIC FLOW CHARTS Monitor Sequence lt Rationality plausibility failure gt START No Monitoring condition met Engine speed signal status not SNA Input shaft speed gt min max engine speed input shaft target speed current gear input shaft target speed target gear 3 000 r min 12 800 r min Input shaft speed gt 12 800 r min Continuous failure for 250 msec Yes AC710601 n case of input shaft 1 odd speed sensor monitor this is speed of input shaf
95. malfunction Refer to GROUP 00 How DTC P183D Shift Fork 2 Malfunction A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the movement of the shift fork 2 is normal to Cope with Intermittent Malfunction P 00 15 DESCRIPTIONS OF MONITOR METHODS The movement of the shift fork 2 is determined to be abnormal MONITOR EXECUTION e Continuous TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 157 DIAGNOSIS lt TC SST gt MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1836 Shift fork 1 malfunction Sensor The sensor below is determined to be normal e Not applicable LOGIC FLOW CHARTS Monitor Sequence lt Functional check blocked gt START Malfunction DTC SET CONDITIONS lt FUNCTIONAL CHECK BLOCKED gt Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more Common high side 1 voltage 2 5 V or more e Common high side 2 voltage 2 5 V or more Judgement Criteria see 1 Until completion of in
96. millisec ond JUDGMENT CRITERIA PR PARTE binui e Sensor output speed 16 000 r min or more 400 NENIACUDU DTE EA millisecond e Engine speed via CAN Sensor output speed 500 r min or more 500 millisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 229 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P1875 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P1876 1st Gear Block A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the gear engagement is normal DESCRIPTIONS OF MONITOR METHODS The engagement of the 1st gear is determined to be impossible LOGIC FLOW CHARTS Monitor Sequence START Monitoring condition met Gear synchro engagemen is 3 times blocked Malfunction to Cope with Intermittent Malfunction P 00
97. millisec ond or more JUDGMENT CRITERIA e FET Field Effect Transistor current 3 5 A or more and FET Field Effect Transistor output 100 mV or less 300 millisecond Monitoring condition met Yes FET Field Effect Transistor AC710657 OBD II DRIVE CYCLE PATTERN The status with the current of the FET channel shunt 3 5 A or less and with the FET channel output 100 mV or more continues for 300 milliseconds PROBABLE CAUSES e Malfunction of TC SST ECU TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 253 DIAGNOSIS lt TC SST gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P2728 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P2729 Clutch Shift Pressure Solenoid 2 System Short to ground A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC F
98. msec Yes Malfunction AC710735 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions Receives the normal value of the APS signal or the e Voltage of battery 8 V or more pariy toggle ar normal e Voltage of battery 16 5 V or less e Time after TC SST ECU start 5 seconds or PROBABLE CAUSES more The CAN bus line is defective JUDGMENT CRITERIA APS malineuon Malfunction of engine control module e APS signal Parity or toggle error Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using the scan tool diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 223 DIAGNOSIS lt TC SST gt STEP 2 Scan tool diagnostic trouble code Check the engine diagnostic trouble code Refer to GROUP 13A Troubleshooting P 13A 44 Q Is the DTC set YES Perform the relevant troubleshooting NO Goto Step 3 STEP 3 Check whether the DTC is reset Q Is DTC No P1871 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P1872 Between shift lever and TC SST system Q A function abnormality A CAUTION e If there is
99. normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch shift pressure solenoid 1 circuit is normal DESCRIPTIONS OF MONITOR METHODS The clutch shift pressure solenoid 1 circuit is deter mined to be short to power supply MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0841 Clutch 1 pressure sensor system Poor performance e P0842 Clutch 1 pressure sensor system Output low range out e P0843 Clutch 1 pressure sensor system Output high range out e P2733 Clutch shift switching solenoid 1 spool stuck e P2736 Clutch shift switching solenoid 1 system Open circuit e P2738 Clutch shift switching solenoid 1 system Short to ground e P2739 Clutch shift switching solenoid 1 system Short to power supply e P181B Clutch 1 Pressure low range out e P181C Clutch 1 Pressure high range out e P1859 Disengagement too late with clutch 1 Sensor The sensor below is determined to be normal e Clutch 1 pressure sensor e Clutch shift switching solenoid 1 TSB Revision s TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 248 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence POM FET Field Effect Transistor Yes FET output Battery voltage 2V Yes Continuous failure for 160 msec Yes Malfunction AC710659 DTC SE
100. normal e Not applicable TSB Revision 22C 188 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START DTC SET CONDITIONS Check Conditions Monitoring condition met Shift fork 3 position gt 3 8 mm 0 15 inch Shift fork 4 position gt 3 8 mm 0 15 inch Continuous failure for 500 msec Malfunction No AC710723 OBD II DRIVE CYCLE PATTERN The shift fork 3 and 4 positions remain 3 8 mm 0 15 inch or less for 500 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e Engine speed 500 r min or more PROBABLE CAUSES e Time since above engine condition 400 millisec e Malfunction of TC SST ECU ond or more e Malfunction of TC SST gear JUDGMENT CRITERIA e Shift fork 3 and 4 position 3 8 mm 0 15 inch or more 500 millisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt 22C 189 STEP 2 Check whether the DTC is reset Q Is DTC No P1858 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermi
101. on the information screen of multi information display the transmission oil temper ature is high TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 7 DIAGNOSIS lt TC SST gt FAIL SAFE FUNCTION If an abnormality occurs to the signal of sensors switches solenoids or others TC SST ECU per forms a control for the driver safety and system pro tection The control contents are as follows FAIL SAFE REFERENCE TABLE Control content Clutch open prohibits the vehicle from driving and displays an occurrence of trouble to the multi information display to warn the driver Continues driving with the current gear fixed and an occurrence of trouble is displayed to the multi information display to warn the driver Drives with the odd number gear axle 1st 3rd 5th gear or with the even gear axle 2nd 4th 6th gear and an occurrence of trouble is displayed to the multi information display to warn the driver Drives with the gears other than the gears related to the part in trouble and an occurrence of trouble is displayed to the multi information display to warn the driver The creep driving cannot be performed and displays an occurrence of trouble to the multi information display to warn the driver Shift shock or shift response deterioration occurs and displays an occurrence of trouble to the multi information display to warn the driver Normal driving can be performed and
102. r min or more FUNCTIONAL CHECK NEUTRAL gt Time since above engine condition 400 millisec The shift fork position remains 1 8 mm 0 071 inch ond or more or less for 250 milliseconds Shift fork 1 current gear Neutral TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Functional check Shift fork 1 requested but shift fork 3 movement gt START Monitoring condition met Shift fork 3 position 6th gear side hift fork 3 position No gt 6 mm 0 24 inch hift fork 3 positio No Yes ud neutral position Yes Shift fork 3 position No 1 8 mm 0 071 inch Yes Initialized fork position shift fork 1 position 2 5 mm 0 098 inch No Continuous failure for 200 msec Malfunction TSB Revision 22C 153 AC710687 22C 154 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC SET CONDITIONS lt FUNCTIONAL CHECK SHIFT FORK 1 REQUESTED BUT SHIFT FORK 3 MOVEMENT gt Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e Engine speed 500 r min or more e Time since above engine condition 400 millisec ond or more e Requested shift fork Shift fork 1 JUDGMENT CRITERIA e Shift fork 3 position 6 mm 0 24 inch 6th gear side or more or 1 8 mm 0
103. sensor below is determined to be normal e Not applicable TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 267 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START ie Fluid temperature lt 50 C 58 F Continuous failure for 400 msec Yes Malfunction AC710593 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The fluid temperature remains 50 C 58 F or more Pree OTARIO for 400 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less PROBABLE CAUSES JUDGMENT CRITERIA f e Fluid temperature 50 C 58 F or less 400 BRENDON AET eaan PERN millisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision 22C 268 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P2742 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P2743 Fluid Temperature Sensor System Output high range out A CAUTION e If there is any problem in the CAN bu
104. shift fork position sensor 4 is too high MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1831 Shift fork position sensor 4 system Volt age low range out P1833 Shift fork position sensor 4 system Out put range out P1834 Shift fork position sensor 4 system Neu tral P1835 Shift fork position sensor 4 system Poor performance P184B Shift fork 4 malfunction P1852 Shift fork 1 or 2 opposite direction move ment P1855 Shift fork 3 or 4 opposite direction move ment P1858 Even number gear axle interlock P1876 Gear block 1st P1877 Gear block 2nd P1878 Gear block 3rd P1879 Gear block 4th P187A Gear block 5th P187B Gear block 6th P187C Gear block reverse Sensor The sensor below is determined to be normal Not applicable TSB Revision 22C 140 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Shift fork position gt 3 008 V Yes Continuous failure for 160 msec Yes Malfunction AC710680 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The position sensor voltage remains 3 008 V or less Check Conditions for 160 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA PROBABLE CAUSES e Position sen
105. system Short to power supply A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the high side 3 circuit is normal DESCRIPTIONS OF MONITOR METHODS The high side 3 circuit is determined to be short to power supply MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0753 Shift select solenoid 1 system Open cir cuit e P0973 Shift select solenoid 1 system Short to ground e P0974 Shift select solenoid 1 system Short to power supply e P2727 Clutch shift pressure solenoid 2 system Open circuit e P2728 Clutch shift pressure solenoid 2 system Overcurrent e P2729 Clutch shift pressure solenoid 2 system Short to ground e P2730 Clutch shift pressure solenoid 2 system Short to power supply e P2809 Clutch shift switching solenoid 2 spool stuck e P2812 Clutch shift switching solenoid 2 system Open circuit e P2814 Clutch shift switching solenoid 2 system Short to ground e P2815 Clutch shift switching solenoid 2 system Short to power supply P181B Clutch 1 Pressure low range out P181C Clutch 1 Pressure high range out
106. the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch 1 and 2 are nor mal to Cope with Intermittent Malfunction P 00 15 DESCRIPTIONS OF MONITOR METHODS The disengagement of the clutch 1 and 2 are deter mined to be impossible MONITOR EXECUTION e Continuous TSB Revision 22C 194 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e Not applicable LOGIC FLOW CHARTS Monitor Sequence START Calculated torque gt calculated criteria Continuous failure for 2 sec Malfunction DTC SET CONDITIONS Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more Clutch 1 state Not stroking not to close Clutch 2 state Not stroking not to close Input shaft 1 odd gear Engaged Input shaft 2 even gear Engaged Current gear Not 1st gear and reverse gear Monitoring condition met Yes Sensor The sensor below is determined to be normal e Not applicable AC710724 JUDGMENT CRITER
107. the DTC is reset Q Is DTC No P2809 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P2812 Clutch Shift Changeover Solenoid 2 System Open circuit A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch shift changeover solenoid 2 circuit is normal DESCRIPTIONS OF MONITOR METHODS The clutch shift changeover solenoid 2 circuit is determined to be open MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P2733 Clutch shift switching solenoid 1 spool stuck e P2736 Clutch shift switching solenoid 1 system Open circuit e P2738 Clutch shift switching solenoid 1 system Short to ground e P2739 Clutch shift switching solenoid 1 system Short to power supply e P2809 Clutch shift switching solenoid 2 spool stuck e P2814 Clutch shift switching solenoid 2 system Short to ground e P2815 Clutch shift switching solenoid 2 system Short to power supply e P181E Clutch 2 Pressure low range out e P181F Clutch 2 Press
108. the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch shift changeover solenoid 2 circuit is normal DESCRIPTIONS OF MONITOR METHODS The clutch shift changeover solenoid 2 circuit is determined to be short to power supply MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P2733 Clutch shift switching solenoid 1 spool stuck e P2736 Clutch shift switching solenoid 1 system Open circuit e P2738 Clutch shift switching solenoid 1 system Short to ground e P2739 Clutch shift switching solenoid 1 system Short to power supply e P2809 Clutch shift switching solenoid 2 spool stuck e P2812 Clutch shift switching solenoid 2 system Open circuit e P2814 Clutch shift switching solenoid 2 system Short to ground e P181E Clutch 2 Pressure low range out e P181F Clutch 2 Pressure high range out e P185B Disengagement too late with clutch 2 Sensor The sensor below is determined to be normal e Clutch shift switching solenoid 1 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 281 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor Yes FET output gt Battery voltage 2 V Yes Continuous failure for 160 msec Yes Malfunct
109. to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1827 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P1828 Shift Fork Position Sensor 2 System Neutral A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the shift fork position sen sor 2 is normal DESCRIPTIONS OF MONITOR METHODS The shift fork position sensor 2 is determined to be abnormal MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1825 Shift fork position sensor 2 system Volt age low range out e P1826 Shift fork position sensor 2 system Volt age high range out e P1827 Shift fork position sensor 2 system Out put range out e P1829 Shift fork position sensor 2 system Poor performance e P183D Shift fork 2 malfunction e P1852 Shift fork 1 or 2 opposite direction move ment e P1855 Shift fork 3 or 4 opposite direction move ment P1857 Odd number gear axle interlock P1876 Gear block 1st P1877 Gear block 2nd P1878 Gear bloc
110. to Step 3 NO Replace the paddle shift assembly Refer to P 22C 348 TSB Revision 22C 318 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt SHIFT LEVER gt STEP 3 Measure the resistance at C 207 paddle shift switch connector Disconnect the connector and measure the resistance between terminal No 2 and ground at the wiring harness side OK Continuity exists 2 Q or less Q Is the check result normal YES Go to Step 6 NO Go to Step 4 STEP 4 Paddle shift switch connector check C 207 Check for the contact with terminals Q Is the check result normal YES Go to Step 5 NO Repair the defective connector STEP 5 Check the wiring harness between C 207 paddle shift switch connector terminal No 2 and the body ground Check the ground line for open circuit Q Is the check result normal YES Go to Step 6 NO Repair the wiring harness STEP 6 Inspection of the shift lever assembly connector intermediate connector and paddle shift switch connector C 27 C 130 C 207 Check for the contact with terminals Q Is the check result normal YES Go to Step 7 NO Repair the defective connector STEP 7 Check the wiring harness between C 207 paddle shift switch connector terminal No 1 and C 27 shift lever assembly connector terminal No 11 and between C 207 paddle shift switch connector terminal No 3 and C 27 shift lever assembly connector terminal No 10 Check the ou
111. tral e P1844 Shift fork 3 malfunction e P1852 Shift fork 1 or 2 opposite direction move e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION ment EE TC SST ECU checks that the shift fork position sen e P1855 Shift fork 3 or 4 opposite direction move sor 3 is normal ment e P1858 Even number gear axle interlock DESCRIPTIONS OF MONITOR METHODS P1876 Gear block 1st e e P1877 Gear block 2nd The shift fork position sensor 3 is determined to be e P1878 Gear block 3rd abnormal e P1879 Gear block 4th e P187A Gear block 5th MONITOR EXECUTION e P187B Gear block 6th e Continuous e P187C Gear block reverse Sensor The sensor below is determined to be MONITOR EXECUTION CONDITIONS normal OTHER MONITOR AND SENSOR e Not applicable Other Monitor There is no temporary DTC stored in memory for the item monitored below e P182A Shift fork position sensor 3 system Volt age low range out TSB Revision 22C 136 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Shift fork position gt 6 mm 0 24 inch Yes Continuous failure for 250 msec Yes Malfunction AC710683 DTC SET CONDITIONS JUDGMENT CRITERIA
112. with Intermittent Malfunction P 00 15 DTC P182A Shift Fork Position Sensor 3 System Voltage low range out A CAUTION e P182C Shift fork position sensor 3 system Out put range out e P182D Shift fork position sensor 3 system Neu tral e P182E Shift fork position sensor 3 system Poor performance e P1844 Shift fork 3 malfunction e P1852 Shift fork 1 or 2 opposite direction move e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION ment TC SST ECU checks that the voltage of the shift fork P1855 Shift fork 3 or 4 opposite direction move position sensor 3 is normal ment e P1858 Even number gear axle interlock DESCRIPTIONS OF MONITOR METHODS P1876 Gear block fst The voltage of the shift fork position sensor 3 is too e P1878 Gear block 3rd we e P1879 Gear block 4th e P187A Gear block 5th MONITOR EXECUTION e P187B Gear block 6th e Continuous e P187C Gear block reverse Sensor The sensor below is determined to be MONITOR EXECUTION CONDITIONS normal OTHER MONITOR AND SENSOR e Not applicable Other Monitor There is no temporary DTC stored in memory for the item monitored below e P182B Shift fork position sensor 3 system Volt age high range out TSB Revision 22C 128 TWIN CLUTCH SPO
113. 0 millisec ond or more OBD II DRIVE CYCLE PATTERN e Input shaft 1 odd speed 500 r min or more The calculated speed remains 40 r min or more for e Input shaft 2 even speed 500 r min or more 500 milliseconds e Shift fork 4 position Neutral e Input shaft 1 odd gear Engaged DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 145 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P1834 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P1835 Shift Fork Position Sensor 4 System Poor performance A CAUTION e P1832 Shift fork position sensor 4 system Volt age high range out e P1833 Shift fork position sensor 4 system Out put range out e P1834 Shift fork position sensor 4 system Neu tral e P184B Shift fork 4 malfunction e P1852 Shift fork 1 or 2 opposite direction move e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e
114. 0717 Input shaft 1 odd number gear axle speed sensor system Output low range out e P2766 Input shaft 2 even number gear axle speed sensor system Poor performance Sensor The sensor below is determined to be normal e Input shaft 2 even number gear axle speed sen sor TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 27 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Rationality gt START Yes Y E No Failure condition 1 Yes i ex N Failure condition 2 Yes Continuous failure for 500 msec Malfunction AC710597 TSB Revision 22C 28 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Rationality Failure condition 1 gt START Input shaft speed odd total gear ratio odd input shaft speed even total gear ratio even gt 100 r min No Input shaft speed total gear ratio odd output shaft speed 300 r min Yes Malfunction Failure condition 2 In case of input speed sensor A monitor this is speed of input shaft odd In case of input speed sensor B monitor this is speed of input shaft even aD LOGIC FLOW CHARTS Monitor Sequence Rationality Failure condition 2 2 3 Input shaft speed odd 1 r min Input shaft speed even 1 r min Input shaft speed even Input
115. 187A Gear block 5th P187B Gear block 6th P187C Gear block reverse Sensor The sensor below is determined to be normal Not applicable TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 119 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Shift fork position gt 3 008 V Yes Continuous failure for 160 msec Yes Malfunction AC710680 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The position sensor voltage remains 3 008 V or less Check Conditions for 160 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA PROBABLE CAUSES e Position sensor voltage 3 008 V or more 160 P Makuneton ok TESS EEEN millisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1826 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision 22C 120 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC P1827 Shift Fork Position Sensor 2 System Outpu
116. 226 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DESCRIPTIONS OF MONITOR METHODS PROBABLE CAUSES The clutch 2 pressure is determined to be abnormal e Malfunction of TC SST ECU e Malfunction of TC SST clutch DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1874 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P1875 Damper Speed Sensor System Poor performance A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the damper closer to the engine than input shaft is normal DESCRIPTIONS OF MONITOR METHODS The damper speed sensor is determined to be abnormal MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored
117. 22C 1 GROUP 22C TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST CONTENTS GENERAL INFORMATION 22C 3 DIAGNOSTIC TROUBLE CODE PROCEDURES 2 2 005 22C 303 LUBRICANT cceccccuce 22C 3 SYMPTOM PROCEDURES 22C 309 DATA LIST REFERENCE TABLE 22C 322 SPECIAL TOOLS 2 guns 22C 4 SPECIAL FUNCTION ACTUATOR TEST REFERENCE TABLE 22C 325 DIAGNOSIS TC SST 22C 6 SHIETEEVER ECUETERSMUNIEUOETARE B REFERENCE CHART 22C 325 INTRODUCTION 0000 0000 22C 6 TROUBLESHOOTING STRATEGY 22C 6 DIAGNOSIS S AWC SUPER ALL DIAGNOSIS FUNCTION 22C 6 WHEEL CONTROL gt er re ewer 22C 328 DIAGNOSTIC TROUBLE CODE CHART at INTRODUCTION aooaa iiaia 22C 328 SYMPTOM CHART 0 022 0 22C 15 DIAGNOSTIC TROUBLE CODE oe ON VEHICLE SERVICE 22C 328 Recon DT ER DESEE 2 o TRANSMISSION OIL LEVEL CHECK 22C 328 pA REED ERE on songs TRANSMISSION OIL CHANGE 22C 328 iuo didicisti MM i TRANSFER OIL CHECK 22C 329 REFERENCE CHART 05 22C 299 TRANSFER GIL CHANGE civis aisits ibis SHIFT LEVER OPERATION CHECK 22C 330 DIAGNOSIS SHIFT LEVER 22C 300 KEY INTERLOCK MECHANISM CHECK 22C 330 INTRODUCTION ditta i taxes swans 22C 300 SPIE T BOCK MEGHAN SM CHEG Ka ss sande TROUBLESHOOTING STRATEGY HEP 22C 300 FLUID CHECK XVI 22C 332 DIAGNOSIS FUNCTION ETUR 22C 300 BLEEDING m XV
118. 48 ft lb Yes Continuous failure for 2 sec Yes Malfunction AC710619 DTC SET CONDITIONS JUDGMENT CRITERIA M e Calculated torque Clutch 2 even permit torque Check Conditions engine torque 200 N m 148 ft lb or more 2 e Voltage of battery 8 V or more seconds e Voltage of battery 16 5 V or less e Engine speed 500 r min or more e Time since above engine condition 400 millisec OBD II DRIVE CYCLE PATTERN ond or more The value of the calculated torque clutch 2 even Engine speed 6 800 r min or less permit torque engine torque remains 200 N m Clutch 2 even slip state Slip or engaged 148 ft lb or less for 2 seconds Clutch 2 even slip speed 20 r min or more Clutch 1 odd state Disengaged PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 49 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q ls DTC No P0846 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P0847 Clutch
119. 5 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The status with the current of the FET channel shunt 8 1 Aor less and with the FET channel output 100 mV or more continues for 1 second Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e High side 1 switch ON DCMENTCRITERIA PROBABLE CAUSES JUDG c e Malfunction of TC SST ECU e FET Field Effect Transistor current 8 1 A or more and FET Field Effect Transistor output 100 mV or less 1 second DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 197 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P1862 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P1863 High side 1 system Open circuit A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the high side 1 circuit is
120. 51 Under Cover P 51 16 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 329 Uus ESS Oil drain plug A LESS ee l Centermember VIASZ lever ALT IM Oil filler plug Y ou Ni ON VEHICLE SERVICE 2 Remove the oil drain plug to drain the oil NOTE Because the oil in the oil cooler and oil filter cannot be drained the amount of drained oil will be approximately 5 5 dm 3 Tighten the oil drain plug to the specified torque Tightening torque 25 N m 19 ft lb 4 Remove the air cleaner element air cleaner intake duct and air cleaner body Refer to GROUP 15 Air Cleaner P 15 10 5 Remove the oil filler plug then fill the oil Brand name Mitsubishi genuine Dia Queen SSTF I Filling amount Approximately 5 5 dm approximately 5 8 quarts 6 Tighten the oil filler plug to the specified torque Tightening torque 25 N m 19 ft Ib 7 Install the air cleaner element air cleaner intake duct and air cleaner body Refer to GROUP 15 Air Cleaner P 15 10 8 Start the engine then let it idle for 1 to 2 minutes 9 Move the shift lever to every position and then move it to the P or N range 10 Stop the engine then perform Steps 2 to 5 again 11 Check the oil level and oil fouling Refer to P 22C 328 If fouling is found repeat Steps 2 to 5 until the fouling is eliminated 12 Install the engine compartment under cover front B assembly Refer to
121. 6 5 V or less PROBABLE CAUSES JUDGMENT CRITERIA e FET Field Effect Transistor output 1 V or more e NMSITURCUOR ates S TAE ID 1 second DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P0758 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision 22C 38 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC P0776 Clutch Cooling Flow Solenoid System Drive current range out A CAUTION MONITOR EXECUTION CONDITIONS e If there is any problem in the CAN bus lines OTHER MONITOR AND SENSOR an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN Other Monitor There is no temporary DTC stored bus lines in memory for the item monitored below e Whenever the ECU is replaced ensure that e P0777 Clutch cooling flow solenoid system the CAN bus lines are normal Stuck e P0964 Clutch cooling flow solenoid system DIAGNOSTIC FUNCTION Open circuit TC SST ECU checks that the clutch cooling flow e P0965 Clutch cooling flow s
122. 87A Gear block 5th P187B Gear block 6th P187C Gear block reverse Sensor The sensor below is determined to be normal Shift fork position sensor 3 Shift fork position sensor 4 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 89 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Sensor supply lt 3 07 V Yes Continuous failure for 140 msec Yes Malfunction AC710669 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions The supply voltage remains 3 07 V or more for 140 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA e Supply voltage 3 07 V or less 140 millisecond DIAGNOSTIC PROCEDURE PROBABLE CAUSES e Malfunction of TC SST ECU STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1806 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision 22C 90 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC P1807 Shift Fork Position Sensor
123. ATION A CAUTION When installing the transfer pressure hose assembly use caution that the assembly does not interfere with sur rounding components TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST TRANSAXLE ASSEMBLY TRANSAXLE ASSEMBLY REMOVAL AND INSTALLATION A CAUTION When the transaxle control cable is disconnected check after the installation that the cable is prop erly connected and that the parking lock mechanism operates normally At this time do not check by simply using the display on the combination meter and shift indicator panel Always check according to the procedure below 22C 341 M1225010200019 e With the P range the vehicle does not move on a slight slope or when pushed by hands e When driving at 5 km h or less the vehicle stops when the shift lever is moved to the P range Pre removal Operation e Engine compartment under cover front B assembly and Post installation Operation e Water pump pulley installation Refer to GROUP 14 engine compartment side cover removal Refer to GROUP 51 Under Cover P 51 16 Transmission oil draining Refer to P 22C 328 Engine upper cover removal Refer to GROUP 16 Igni tion Coil P 16 39 Air cleaner assembly and air cleaner bracket removal Refer to GROUP 15 Air Cleaner P 15 10 Headlight support panel cover removal Refer to GROUP 51 Front Bumper Assembly and Radiator Grille P 51 3 Engin
124. B Disengagement too late with clutch 2 P185D Clutch open not possible Sensor The sensor below is determined to be normal e Shift select solenoid 1 e Clutch shift switching solenoid 2 TSB Revision 22C 50 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START re Sensor voltage threshold value Yes Continuous failure for 160 msec Yes Malfunction AC710620 DTC SET CONDITIONS JUDGMENT CRITERIA e Sensor voltage 0 69 V or less 160 millisecond Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less OBD II DRIVE CYCLE PATTERN Engine speed 500 r min or more The voltage of the clutch 2 pressure sensor remains Time since above engine condition 400 millisec 0 69 V or more for 160 milliseconds ond or more PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P0847 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision
125. BABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision 22C 270 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P2743 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P2766 Input Shaft 2 Even number gear axle Speed Sensor System Poor performance A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the input shaft sensor 2 is normal DESCRIPTIONS OF MONITOR METHODS The even number gear side input shaft speed revo lution is determined to be abnormal MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0715 Input shaft 1 odd number gear axle s
126. C 279 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor Yes FET output 100 mV Yes Continuous failure for 200 msec Yes Malfunction AC710662 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The FET channel output remains 100 mV or more for Check Conditions 200 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less PROBABLE CAUSES JUDGMENT CRITERIA e FET Field Effect Transistor output 100 mV or 2 Meee eeu less 200 millisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P2814 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision 22C 280 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC P2815 Clutch Shift Changeover Solenoid 2 System Short to power supply A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever
127. C SST ECU e Requested shift fork not shift fork 4 DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision 22C 148 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P1835 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P1836 Shift Fork 1 Malfunction A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the movement of the shift fork 1 is normal DESCRIPTIONS OF MONITOR METHODS The movement of the shift fork 1 is determined to be abnormal to Cope with Intermittent Malfunction P 00 15 MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P183D Shift fork 2 malfunction e P1844 Shift fork 3 malfunction Sensor The sensor below is determ
128. CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the gear engagement is normal DESCRIPTIONS OF MONITOR METHODS The engagement of the 2nd gear is determined to be impossible to Cope with Intermittent Malfunction P 00 15 MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e Not applicable Sensor The sensor below is determined to be normal e Not applicable TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 231 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Monitoring condition met Gear synchro engagemen is 3 times blocked Malfunction AC710729 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions The 2nd gear is engaged e Engine speed 500 r min or more e Time since above engine condition 400 millisec PROBABLE CAUSES ond or more e Malfunction of TC SST ECU e Target gear 2nd gear e Malfunction of TC SST gear JUDGMENT CRITERIA e Gear synchro engagement 3 times blocked immediately DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C
129. CHECK Display items of the freeze frame data are as follows Various data of when the diagnostic trouble code is determined is obtained and the status of that time is stored By analyzing each data using the scan tool troubleshooting can be performed efficiently FREEZE FRAME DATA REFERENCE TABLE Item Display contents Odometer mile Ignition cycle Count Current trouble accumulative time min System power supply V Clutch pressure Odd number gears mbar Clutch pressure Even number gears mbar TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 9 DIAGNOSIS lt TC SST gt Item Display contents Clutch status Odd number gears e Inactive e Closed During the torque control Hydraulic pressure charging Pre stroke During hydraulic pressure relief Clutch not engaged Open Clutch in engagement Clutch in disengagement Clutch status Even number gears Inactive Closed During the torque control Hydraulic pressure charging Pre stroke During hydraulic pressure relief Clutch not engaged Open Clutch in engagement Clutch in disengagement Shift fork position sensor 1 Shift fork position sensor 2 Shift fork position sensor 3 Shift fork position sensor 4 Input shaft speed sensor 1 Input shaft speed sensor 2 Fluid temperature Z Current gear 1st 2nd 3rd 4th 5th 6th R N Odd number N Even number Undef
130. CK SHIFT FORK 2 REQUESTED BUT SHIFT FORK 1 MOVEMENT The status with the shift fork position 6 mm 0 24 inch 1st gear side or more or with 6 mm 0 24 inch reverse gear side or less or with 1 8 mm 0 071 inch neutral position or less and with the ini tialized fork position shift fork 2 position 2 5 mm 0 098 inch or more continues for 200 milliseconds PROBABLE CAUSES e Malfunction of TC SST ECU e Malfunction of TC SST shift fork DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P183D set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P1844 Shift Fork 3 Malfunction A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the movement of the shift fork 3 is normal to Cope with Intermittent Malfunction P 00 15 DESCRIPTIONS OF MONITOR METHODS The movement of the shift fork 3 is determined to be abnormal
131. CRIPTIONS OF MONITOR METHODS The high side 3 circuit is determined to be open MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0753 Shift select solenoid 1 system Open cir cuit e P0973 Shift select solenoid 1 system Short to ground e P0974 Shift select solenoid 1 system Short to power supply to Cope with Intermittent Malfunction P 00 15 e P2727 Clutch shift pressure solenoid 2 system Open circuit e P2728 Clutch shift pressure solenoid 2 system Overcurrent e P2729 Clutch shift pressure solenoid 2 system Short to ground e P2730 Clutch shift pressure solenoid 2 system Short to power supply e P2809 Clutch shift switching solenoid 2 spool stuck e P2812 Clutch shift switching solenoid 2 system Open circuit e P2814 Clutch shift switching solenoid 2 system Short to ground e P2815 Clutch shift switching solenoid 2 system Short to power supply P181B Clutch 1 Pressure low range out P181C Clutch 1 Pressure high range out P1859 Disengagement too late with clutch 1 P181E Clutch 2 Pressure low range out P181F Clutch 2 Pressure high range out P185B Disengagement too late with clutch 2 Sensor The sensor below is determined to be normal e Shift select solenoid 1 e Clutch shift pressure solenoid 2 e Clutch shift switching solenoid 2 TSB
132. Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less FET output 100 mV Yes Continuous failure for 1 sec Yes MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e Not applicable Sensor The sensor below is determined to be normal e Not applicable FET Field Effect Transistor AC710623 JUDGMENT CRITERIA e FET Field Effect Transistor output 100 mV or less 1 second OBD II DRIVE CYCLE PATTERN The FET channel output remains 100 mV or more for 1 second TSB Revision 22C 72 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P0973 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P0974 Shift Select Solenoid 1 System Short to power supply A CAUTION e If there is any probl
133. Conditions OBD II DRIVE CYCLE PATTERN lt TARGET E ae CLUTCH 2 EVEN PRESSURE 1 400 e Time since above engine condition millisec ond or more MBAR OR LESS e Clutch 2 even state Slip or engaged The clutch 2 even pressure remains 4 000 mbar or e Target clutch 2 even pressure 1 400 mbar or more for 220 milliseconds less PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 105 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P181F set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P1820 Shift Fork Position Sensor 1 System Voltage low range out N CAUTION e P1822 Shift fork position sensor 1 system Out e If there is any problem in the CAN bus lines put range out 7 an incorrect diagnostic trouble code may be e P1823 Shift fork position sensor 1 system Neu set Prior to this diagnosis diagnose the CAN tral bus lines e P1824 Shift fork position sensor 1 system Poor rformance h pe d
134. D SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0711 TC SST ECU temperature sensor system Gradient error e P0713 TC SST ECU temperature sensor system Output high range out e P1808 TC SST ECU temperature fluid tempera ture sensor system Correlation error Sensor The sensor below is determined to be normal e Not applicable TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 21 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START ie Fluid temperature lt 50 C 58 F Continuous failure for 400 msec Yes Malfunction AC710593 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions The TC SST ECU temperature remains 50 C e Voltage of battery 8 V or more 58 F or more for 400 milliseconds e Voltage of battery 16 5 V or less JUDGMENT CRITERIA e Fluid temperature 50 C 58 F or less 400 millisecond PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision 22C 22 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt STEP 2 Check w
135. DTC No P186C set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P186D High side 1 system Voltage low range out A CAUTION e P0976 Shift select solenoid 2 system Short to e If there is any problem in the CAN bus lines ground an incorrect diagnostic trouble code may be e P0977 Shift select solenoid 2 system Short to set Prior to this diagnosis diagnose the CAN power supply l bus lines e P0746 Line pressure solenoid system Drive cur h rent range out l l ua aa aded ea ensure that e P0960 Line pressure solenoid system Open cir cuit DIAGNOSTIC FUNCTION e P0961 Line pressure solenoid system Overvolt TC SST ECU checks that the high side 1 circuit is age normal e P0962 Line pressure solenoid system Short to ground DESCRIPTIONS OF MONITOR METHODS e P0963 Line pressure solenoid system Short to ower suppl The voltage of the high side 1 circuit is determined to Han SU odis switching solenoid system be too low Open circuit e P0970 Shift cooling switching solenoid system MONITOR EXECUTION Short to ground e Continuous e P0971 Shift cooling switching solenoid system Short to power supply MONITOR EXECUTION CONDITIONS Sensor The sensor below is determined to be OTHER MONITOR AND SENSOR normal e Shift select solenoid 2 e Line pressure solenoid e Shift cooling switching
136. ERIA PROBABLE CAUSES e Fluid temperature change while 80 millisecond e Malfunction of TC SST ECU 10 C 18 F or more or fluid temperature change while 80 millisecond 40 C 48 F or more 400 millisecond TSB Revision 22C 20 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P0711 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P0712 TC SST ECU temperature sensor system Output low range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the output of the ECU tem perature sensor is normal DESCRIPTIONS OF MONITOR METHODS The output of the ECU temperature is determined to be too low MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AN
137. ETHODS The engagement of the clutch 1 is determined to be late PROBABLE CAUSES e Malfunction of TC SST ECU TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 191 DIAGNOSIS lt TC SST gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P185A set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P185B Disengagement too late with clutch 2 A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch 2 is normal DESCRIPTIONS OF MONITOR METHODS The disengagement of the clutch 2 is determined to be late MONITOR EXECUTION e Continuous to Cope with Intermittent Malfunction P 00 15 MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0846 Clutch 2 pressure sensor system Poor perform
138. FET Field Effect Transistor output 100 mV or S Marinoon Oo s SERO less 180 millisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P0966 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 65 DIAGNOSIS lt TC SST gt DTC P0967 Clutch Cooling Flow Solenoid System Short to power supply A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch cooling flow solenoid circuit is normal DESCRIPTIONS OF MONITOR METHODS The clutch cooling flow solenoid circuit is determined to be short to power supply MONITOR EXECUTION e Continuous LOGIC FLOW CHARTS Monitor Sequence START FET output Battery voltage 2 V Yes Continuous failure for 5 sec Yes Malfunction
139. GROUP 51 Under Cover P 51 16 TRANSFER OIL CHECK M1225008200012 Refer to GROUP 22A On vehicle Service P 22A 117 TRANSFER OIL CHANGE M1225008300019 Refer to GROUP 22A On vehicle Service P 22A 117 TSB Revision s TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 330 ON VEHICLE SERVICE SHIFT LEVER OPERATION CHECK M1225008400016 1 Check that the engine starts when the shift lever is in the N or P range and that the engine does not start in other f i ranges f 2 Start the engine and release the parking brake Then check D that the vehicle travels forward when the shift lever is in the 1 4 t l D range or the mode is set to the sport mode and that the ho 4 s vehicle travels backward when the shift lever is set in the R range za The selector lever moves when the brake 3 Stop the engine pedal is depressed and the pull ring is pulled Ami Wine ionition key in any Dosllcn Dna 4 Turn ON the ignition switch and move the shift lever from than the LOCK OFF position the P to R range Check that the back up light becomes on mm The selector lever moves without pulling the and the tone alarm sounds at this time pull ring NOTE Because the misoperation preventive device is lt The selector lever moves when the pull ring equipped the shift lever cannot be moved out of the P posi pulled o tion unless the ignition switch is turned to the position other than LOCK
140. GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Scan tool diagnostic trouble code Check the ASC diagnostic trouble code Refer to GROUP 35C Troubleshooting P 35C 20 Q Is the DTC set YES Perform the relevant troubleshooting NO Goto Step 3 STEP 3 Check whether the DTC is reset Q Is DTC No U0121 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DESCRIPTIONS OF MONITOR METHODS e If there is any problem in the CAN bus lines The periodic communication data from the engine an incorrect diagnostic trouble code may be control module cannot be received set Prior to this diagnosis diagnose the CAN bus lines PROBABLE CAUSES e Whenever the ECU is replaced ensure that e The CAN bus line is defective the CAN bus lines are normal e Malfunction of AWC ECU e Malfunction of TC SST ECU TSB Revision 22C 288 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DTC U0141 ETACS Time out Error A CAUTION DIAGNOSIS lt TC SST gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using the scan tool diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 STEP 2 Scan tool diagnostic trouble code Check the AWC
141. I 22C 332 DIAGNOSTIC TROUBLE CODE CHART 22C 302 ACD OPERATION CHECK E EL RR Ra eR 22C 333 SYMPTOM CHART 22C 302 HYDRAN DIG PRESSURE CAEC preps seen Continued on next page 22C 2 TWIN CLUTCH SST CONTROL MODE OIL COOLER 2005 22C 347 SWITCH auc cated ee besseae aus 22C 333 REMOVAL AND INSTALLATION 22C 347 REMOVAL AND INSTALLATION 22C 333 INSPECTION Meet RM tact ci ncars 22C 333 PADDLE SHIFT ASSEMBLY 22C 348 TWIN CLUTCH SST CONTROL MODE REMOVAL AND INSTALLATION 22C 348 SWITCH CHECK 1 6 0 02 02 e eee 22C 333 INSPECTION m p etai hte taa 22C 348 PADDLE SHIFT SWITCH CHECK 22C 348 TRANSMISSION CONTROL 22C 334 REMOVAL AND INSTALLATION 220 334 AWC ECU senes 22C 349 REMOVAL AND INSTALLATION 22C 349 KEY INTERLOCK AND SHIFT LOCK MECHANISMS 22C 337 SENSOR SWITCH AND RELAY 22C 349 REM OV ALAND INS TREO es did SACAT REMOVAL AND INSTALLATION 22C 349 TRANSFER ASSEMBLY 22C 339 HYDRAULIC UNIT 22C 349 REMOVE NDOT AE eer ener ad REMOVAL AND INSTALLATION 22C 349 TRANSAXLE ASSEMBLY 22C 341 REMOVAL AND INSTALLATION 22C 341 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 3 GENERAL INFORMATION GENERAL INFORMATION Item M1225000100022 Specification Transaxle model W6DGA Transaxle type 6 speed forward 1 speed reverse constant mesh Clutch Wet
142. IA e Current clutch torque Clutch 1 odd permit torque Clutch 2 even permit torque 100 N m 74 ft lb Current clutch torque x 0 25 or more 2 seconds OBD II DRIVE CYCLE PATTERN The current clutch torque clutch 1 odd permit torque clutch 2 even permit torque remain 100 N m 74 ft lb current clutch torque x 0 25 or less for 2 seconds PROBABLE CAUSES e Clutch malfunction TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 195 DIAGNOSIS lt TC SST gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P185D set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P1862 High side 1 system Overcurrent A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the high side 1 circuit is normal DESCRIPTIONS OF MONITOR METHODS The supply current to the high sid
143. IA e Shift fork 1 and 2 position 3 8 mm 0 15 inch or more 500 millisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 187 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P1857 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P1858 Even number gear axle interlock A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the gear engagement is normal DESCRIPTIONS OF MONITOR METHODS The two gears are determined to be engaged in the even number gear range to Cope with Intermittent Malfunction P 00 15 MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e Not applicable Sensor The sensor below is determined to be
144. II DRIVE CYCLE PATTERN Check Conditions The 6th gear is engaged e Engine speed 500 r min or more e Time since above engine condition 400 millisec PROBABLE CAUSES ond or more e Malfunction of TC SST ECU e Target gear 6th gear e Malfunction of TC SST gear JUDGMENT CRITERIA e Gear synchro engagement 3 times blocked immediately DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P187B set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision 22C 238 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC P187C Gear Block Reverse Gear A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the gear engagement is normal DESCRIPTIONS OF MONITOR METHODS The engagement of the reverse gear is determined to be impossible L
145. II DRIVE CYCLE PATTERN The FET channel output remains Battery voltage 2 V or less for 1 second PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P0963 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P0964 Clutch Cooling Flow Solenoid System Open circuit A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch cooling flow e solenoid circuit is normal MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0776 Clutch cooling flow solenoid system Drive current range out e P0777 Clutch cooling flow solenoid system Stuck P0965 Clutch cooling flow solenoid system Overvoltage e P0966 Clutch cooling flow solenoid system Short t
146. IN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 87 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Sensor supply gt 3 25 V Yes Continuous failure for 140 msec Yes Malfunction AC710670 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions The supply voltage remains 3 25 V or less for 140 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA e Supply voltage 3 25 V or more 140 millisecond DIAGNOSTIC PROCEDURE PROBABLE CAUSES e Malfunction of TC SST ECU STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1805 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision 22C 88 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC P1806 Shift Fork Position Sensor 3 and 4 System Power supply voltage low range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus l
147. IS lt SHIFT LEVER gt STEP 4 Check the wiring harness between C 27 shift lever ECU connector terminal No 8 and body ground Check the ground line for open circuit Q Is the check result normal YES Go to Step 5 NO Repair the wiring harness STEP 5 Measure the voltage at C 27 shift lever ECU connector Disconnect the connector and measure the voltage between terminal No 12 and ground at the wiring harness side OK Battery positive voltage Q Is the check result normal YES Go to Step 8 NO Goto Step 6 STEP 6 Shift lever ECU connector check C 27 Check for the contact with terminals Q Is the check result normal YES Go to Step 7 NO Repair the defective connector STEP 7 Check the wiring harness between C 27 shift lever ECU connector terminal No 12 and fusible link No 36 Check the power supply line for short or open circuit Q Is the check result normal YES Go to Step 8 NO Repair the wiring harness STEP 8 Scan tool diagnostic trouble code Check the ETACS diagnostic trouble code Refer to GROUP 54A Troubleshooting P 54A 582 Q Is the DTC set YES Perform the relevant troubleshooting NO Goto Step 9 STEP 9 Measure the voltage at C 27 shift lever ECU connector 1 Disconnect the connector and measure the voltage between terminal No 13 and ground at the wiring harness side 2 Turn the ignition switch to the ON position OK Battery positive voltage Q Is the ch
148. M or RAM is normal DTC SET CONDITIONS The EEPROM writing data is determined to be abnormal PROBABLE CAUSES e Malfunction of the shift lever ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P198D set YES Replace the shift lever assembly Refer to P 22C 334 NO Intermittent malfunction Refer to GROUP 00 How the CAN bus lines are normal OPERATION The shift lever ECU has lever position sensors and checks for abnormality to Cope with Intermittent Malfunction P 00 15 DTC SET CONDITIONS e When one position signal is determined not to be P198E is set e When two position signals are determined not to be P198F is set PROBABLE CAUSES e Malfunction of the shift lever ECU e Malfunction of the lever position sensor TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 305 DTC U0001 Bus off A CAUTION DIAGNOSIS lt SHIFT LEVER gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Tro
149. Malfunction P 00 15 DTC P0971 Shift Cooling Changeover Solenoid System Short to power supply A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the shift cooling changeover solenoid circuit is normal DESCRIPTIONS OF MONITOR METHODS The shift cooling changeover solenoid circuit is determined to be short to power supply MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1852 Shift fork 1 or 2 opposite direction move ment e P1855 Shift fork 3 or 4 opposite direction move ment Sensor The sensor below is determined to be normal e Not applicable TSB Revision 22C 70 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Channel output No gt Battery voltage 2 V Yes Continuous failure for 220 msec Yes Malfunction AC710655 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN m The FET channel output remains Battery voltage 2 Mb ied Red Rie V or less for 220 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or
150. Mile dnd aa aded ca ensure that e P1836 Shift fork 1 malfunction e P1852 Shift fork 1 or 2 opposite direction move DIAGNOSTIC FUNCTION ment EE TC SST ECU checks that the voltage of the shift fork P1855 Shift fork 3 or 4 opposite direction move position sensor 1 is normal ment e P1857 Odd number gear axle interlock DESCRIPTIONS OF MONITOR METHODS P1876 Gear block 1st Dx e P1877 Gear block 2nd The voltage of the shift fork position sensor 1 is too e P1878 Gear block 3rd low e P1879 Gear block 4th e P187A Gear block 5th MONITOR EXECUTION e P187B Gear block 6th e Continuous e P187C Gear block reverse Sensor The sensor below is determined to be MONITOR EXECUTION CONDITIONS normal OTHER MONITOR AND SENSOR e Not applicable Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1821 Shift fork position sensor 1 system Volt age high range out TSB Revision 22C 106 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Shift fork position lt 0 128 V Yes Continuous failure for 160 msec Yes Malfunction AC710676 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The position sensor voltage remains 0 128 V or more Check Conditions for 160 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA PROBABLE CAU
151. Monitor Sequence START Monitoring condition met Clutch pressure 1 400 mbar Clutch pressure sensor change 0 Shift fork position sensor change 0 Continuous failure for 200 msec Yes Malfunction AC710660 DTC SET CONDITIONS e Clutch cooling flow solenoid OFF e Clutch shift pressure solenoid 2 ON Check Conditions e Voltage of battery 8 V or more JUDGMENT CRITERIA e Voltage of battery 16 5 V or less e Clutch 2 even pressure 1 400 mbar or more or e Engine speed 500 r min or more clutch 2 pressure sensor even change 0 and e Time since above engine condition 400 millisec shift fork position sensor 3 and 4 change 0 200 ond or more millisecond Clutch shift changeover solenoid 2 ON TSB Revision 22C 276 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt OBD II DRIVE CYCLE PATTERN The status with the clutch 2 pressure 1 400 mbar or less or with the clutch 2 pressure sensor even and shift fork position sensor 3 and 4 changed continues for 200 milliseconds PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether
152. N bus diagnostics Using the scan tool diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Scan tool diagnostic trouble code Check the ETACS diagnostic trouble code Refer to GROUP 54A Troubleshooting P 54A 582 Q Is the DTC set YES Perform the relevant troubleshooting NO Goto Step 3 STEP 3 Check whether the DTC is reset Q Is DTC No U0144 set YES Replace the shift lever assembly Refer to P 22C 334 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 309 DIAGNOSIS lt SHIFT LEVER gt SYMPTOM PROCEDURES INSPECTION PROCEDURE 1 The scan tool cannot communicate with the shift lever ECU A CAUTION Whenever the ECU is replaced ensure that the CAN bus lines are normal COMMENTS ON TROUBLE SYMPTOM The CAN bus line shift lever ECU power supply cir cuit or shift lever ECU may have a problem PROBABLE CAUSES e Wrong M U T III wiring harness e The CAN bus line is defective e Malfunction of the shift lever ECU power supply circuit Malfunction of the shift lever ECU e ECU malfunction of other system STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is
153. N bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 205 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P1867 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P1868 High side 2 system Short to power supply A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the high side 2 circuit is normal DESCRIPTIONS OF MONITOR METHODS The high side 2 circuit is determined to be short to power supply MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0776 Clutch cooling flow solenoid system Drive current range out e P0777 Clutch cooling flow solenoid system Stuck e P0964 Clutch cooling flow solenoid system Open circuit e P0965 Clutch cooling flow solenoid system Overvoltage e P0966 Clutch cooling flow solenoid system Short to ground e P0967 Clutch c
154. N bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the gear engagement is normal DESCRIPTIONS OF MONITOR METHODS The two gears are determined to be engaged in the odd number gear range to Cope with Intermittent Malfunction P 00 15 MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e Not applicable Sensor The sensor below is determined to be normal e Not applicable TSB Revision 22C 186 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START DTC SET CONDITIONS Check Conditions Monitoring condition met Shift fork 1 position 3 8 mm Shift fork 2 position 3 8 mm Continuous failure for 500 msec Malfunction No AC710722 OBD II DRIVE CYCLE PATTERN The shift fork 1 and 2 positions remain 3 8 mm 0 15 inch or less for 500 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e Engine speed 500 r min or more PROBABLE CAUSES e Time since above engine condition 400 millisec e Malfunction of TC SST ECU ond or more e Malfunction of TC SST gear JUDGMENT CRITER
155. NIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC SET CONDITIONS Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA e FET Field Effect Transistor output 1 V or more 10 seconds OBD II DRIVE CYCLE PATTERN The FET channel output remains 1 V or less for 10 seconds PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P0960 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P0961 Line Pressure Solenoid System Overcurrent A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the line pressure solenoid circuit is normal DESCRIPTIONS OF MONITOR METHODS The supply current to the line pressure solenoid is determined to be overcurrent MONITOR EXECUTI
156. NITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0846 Clutch 2 pressure sensor system Poor performance e P0847 Clutch 2 pressure sensor system Output low range out e P0848 Clutch 2 pressure sensor system Output high range out e P2809 Clutch shift switching solenoid 2 spool stuck e P2812 Clutch shift switching solenoid 2 system Open circuit e P2814 Clutch shift switching solenoid 2 system Short to ground e P2815 Clutch shift switching solenoid 2 system Short to power supply P181B Clutch 1 Pressure low range out P181C Clutch 1 Pressure high range out P1859 Disengagement too late with clutch 1 P181E Clutch 2 Pressure low range out P181F Clutch 2 Pressure high range out P185B Disengagement too late with clutch 2 Sensor The sensor below is determined to be normal e Clutch 2 pressure sensor e Clutch shift switching solenoid 2 TSB Revision 22C 252 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET output lt 100 mV Yes Continuous failure for 300 msec Yes Malfunction DTC SET CONDITIONS Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400
157. NSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0841 Clutch 1 pressure sensor system Poor performance e P0842 Clutch 1 pressure sensor system Output low range out to Cope with Intermittent Malfunction P 00 15 e P0843 Clutch 1 pressure sensor system Output high range out e P0846 Clutch 2 pressure sensor system Poor performance e P0847 Clutch 2 pressure sensor system Output low range out e P0848 Clutch 2 pressure sensor system Output high range out e P185D Clutch open not possible e U0100 Engine time out error e P1803 Shift lever system CAN or LIN time out error e P1870 Engine torque signal abnormality e P1871 APS system Signal abnormality e P1872 Between shift lever and TC SST system Q A function abnormality Sensor The sensor below is determined to be normal Clutch 1 pressure sensor Clutch 2 pressure sensor APS Shift lever ECU TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 283 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes CAN H and CAN shorted Yes CAN H short to ground Yes CAN L N short to battery Yes Continuous failure for 60 msec Malfunction NN AC710731 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions D communication remains normal for 60 milli e Voltage of battery 8 V or more e Voltage of battery 16 5
158. O Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 53 DIAGNOSIS lt TC SST gt DTC P0960 Line Pressure Solenoid System Open circuit A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the line pressure solenoid circuit is normal DESCRIPTIONS OF MONITOR METHODS The line pressure solenoid circuit is determined to be open MONITOR EXECUTION e Continuous LOGIC FLOW CHARTS Monitor Sequence START Yes Malfunction Monitoring condition met Continuous failure for 10 sec MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0746 Line pressure solenoid system Drive cur rent range out e P0961 Line pressure solenoid system Overvolt age e P0962 Line pressure solenoid system Short to ground e P0963 Line pressure solenoid system Short to power supply Sensor The sensor below is determined to be normal e Not applicable FET Field Effect Transistor AC710629 TSB Revision 22C 54 TWIN CLUTCH SPORTRO
159. OGIC FLOW CHARTS Monitor Sequence START Monitoring condition met Gear synchro engagemen is 3 times blocked Malfunction DTC SET CONDITIONS Check Conditions e Engine speed 500 r min or more e Time since above engine condition 400 millisec ond or more e Target gear Reverse gear MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e Not applicable Sensor The sensor below is determined to be normal e Not applicable AC710729 JUDGMENT CRITERIA e Gear synchro engagement 3 times blocked immediately OBD II DRIVE CYCLE PATTERN The reverse gear is engaged TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 239 PROBABLE CAUSES e Malfunction of TC SST ECU e Malfunction of TC SST gear DTC P1880 EOL Mode Active A CAUTION DIAGNOSIS lt TC SST gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P187C set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to
160. ON e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0746 Line pressure solenoid system Drive cur rent range out e P0960 Line pressure solenoid system Open cir cuit e P0962 Line pressure solenoid system Short to ground e P0963 Line pressure solenoid system Short to power supply Sensor The sensor below is determined to be normal e Not applicable TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 55 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor Monitoring condition met Yes FET output 100 mV Yes Continuous failure for 10 times Yes Malfunction AC710630 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN zie The current of the FET channel shunt is 3 5 A or Check Conditions e Voltage of battery 8 V or more less and the FET channel output is 100 mV or more e Voltage of battery 16 5 V or less PROBABLE CAUSES JUDGMENT CRITERIA e Malfunction of TC SST ECU e FET Field Effect Transistor current 3 5 A or more and FET Field Effect Transistor output 100 mV or less 10 times DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C
161. ONS OBD II DRIVE CYCLE PATTERN The status with the current of the FET channel shunt 8 1 Aor less and with the FET channel output 100 mV or more continues for 1 second Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e High side 3 switch ON DCMENTCRITERIA PROBABLE CAUSES JUDG c e Malfunction of TC SST ECU e FET Field Effect Transistor current 8 1 A or more and FET Field Effect Transistor output 100 mV or less 1 second DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 209 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P186A set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P186B High side 3 system Open circuit A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the high side 3 circuit is normal DES
162. OR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0841 Clutch 1 pressure sensor system Poor performance e P0842 Clutch 1 pressure sensor system Output low range out e P0753 Shift select solenoid 1 system Open cir cuit e P0973 Shift select solenoid 1 system Short to ground e P0974 Shift select solenoid 1 system Short to power supply e P2733 Clutch shift switching solenoid 1 spool stuck e P2736 Clutch shift switching solenoid 1 system Open circuit e P2738 Clutch shift switching solenoid 1 system Short to ground e P2739 Clutch shift switching solenoid 1 system Short to power supply P181B Clutch 1 Pressure low range out P181C Clutch 1 Pressure high range out P1859 Disengagement too late with clutch 1 P181E Clutch 2 Pressure low range out P181F Clutch 2 Pressure high range out P185B Disengagement too late with clutch 2 P185D Clutch open not possible Sensor The sensor below is determined to be normal e Shift select solenoid 1 e Clutch shift switching solenoid 1 TSB Revision 22C 46 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START re Sensor voltage threshold value Yes Continuous failure for 160 msec Yes Malfunction AC710621 DTC SET CONDITIONS JUDGMENT CRITERIA e Sensor voltage 2 48 V or more 160 millisecond Check Cond
163. P1859 Disengagement too late with clutch 1 P181E Clutch 2 Pressure low range out P181F Clutch 2 Pressure high range out P185B Disengagement too late with clutch 2 Sensor The sensor below is determined to be normal e Shift select solenoid 1 e Clutch shift pressure solenoid 2 e Clutch shift switching solenoid 2 TSB Revision 22C 212 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor No Monitoring condition met Yes N FET can t switched off 2 Yes Continuous failure No for 12 sec Yes AC710727 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The FET switch remains OFF for 12 seconds Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less PROBABLE CAUSES e High side 3 switch OFF e Malfunction of TC SST ECU JUDGMENT CRITERIA e FET Field Effect Transistor Can t be switched off 12 seconds DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 213 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is
164. RONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P1828 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P1829 Shift Fork Position Sensor 2 System Poor performance A CAUTION e P1826 Shift fork position sensor 2 system Volt age high range out e P1827 Shift fork position sensor 2 system Out put range out e P1828 Shift fork position sensor 2 system Neu tral e P183D Shift fork 2 malfunction e P1852 Shift fork 1 or 2 opposite direction move e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION ment NEN TC SST ECU checks that the shift fork position sen e P1855 Shift fork 3 or 4 opposite direction move sor 2 is normal ment e P1857 Odd number gear axle interlock DESCRIPTIONS OF MONITOR METHODS P1876 Gear block 1st e e P1877 Gear block 2nd The shift fork position sensor 2 is determined to be e P1878 Gear block 3rd abnormal e P1879 Gear block 4th e P187A Gear block 5th MONITOR EXECUTION e P187B Gear block 6th e Continuous e P187C Gear block reverse Sensor The sensor below is determined to be MONITOR EXECUTION CONDI
165. RTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Shift fork position lt 0 128 V Yes Continuous failure for 160 msec Yes Malfunction AC710676 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The position sensor voltage remains 0 128 V or more Check Conditions for 160 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA PROBABLE CAUSES e Position sensor voltage 0 128 V or less 160 mil MAO Re eee lisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P182A set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 129 DIAGNOSIS lt TC SST gt DTC P182B Shift Fork Position Sensor 3 System Voltage high range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever t
166. Revision 22C 210 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor No Monitoring condition met FET switched off FET output lt 100 mV Continuous failure for 1 sec Malfunction AC710726 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The status with the FET switch ON and with the FET channel output 100 mV or more continues for 1 sec ond Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e High side 3 switch ON PROBABLE CAUSES JUDGMENT CRITERIA e FET Field Effect Transistor Can t be switched EATUR OP oe on and FET Field Effect Transistor output 100 mV or less 1 second DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 211 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P186B set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P186C High side 3
167. S Monitor Sequence START FET Field Effect Transistor Yes FET output 100 mV Yes Continuous failure for 400 msec Yes Malfunction AC710658 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The FET channel output remains 100 mV or more for Check Conditions 400 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA assistens CAUSES e FET Field Effect Transistor output 100 mV or 2 Meee eeu less 400 millisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P2720 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 247 DIAGNOSIS lt TC SST gt DTC P2721 Clutch Shift Pressure Solenoid 1 System Short to power supply A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are
168. S lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Functional check Neutral gt START H H aya No Monitoring condition met Shift fork position No 1 8 mm 0 071 inch Yes Continuous failure for 250 msec Yes Malfunction AC710686 DTC SET CONDITIONS lt FUNCTIONAL JUDGMENT CRITERIA CHECK NEUTRAL gt e Shift fork position 1 8 mm 0 071 inch or more 250 millisecond Check Conditions Voltage of battery 8 V or more OBD II DRIVE CYCLE PATTERN Voltage of battery 16 5 V or less Engine speed 500 r min or more lt FUNCTIONAL CHECK NEUTRAL gt Time since above engine condition 400 millisec The shift fork position remains 1 8 mm 0 071 inch ond or more or less for 250 milliseconds e Shift fork 3 current gear Neutral TSB Revision 22C 168 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Functional check Shift fork 3 requested but shift fork 1 movement gt START Monitoring condition met Shift fork 1 positio ist gear side Shift fork 1 position 6 mm 0 24 inch hift fork 1 positio R gear side hift fork 1 position 6 mm 0 24 inch Shift fork 1 position neutral position Shift fork 1 position 1 8 mm 0 071 inch Initialized fork position 7 shift fork 3 position 2 5 mm 0 098 inch Continuous failure for 200 msec AC710712
169. SES e Position sensor voltage 0 128 V or less 160 mil MAO Re eee lisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q ls DTC No P1820 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 107 DIAGNOSIS lt TC SST gt DTC P1821 Shift Fork Position Sensor 1 System Voltage high range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the voltage of the shift fork position sensor 1 is normal DESCRIPTIONS OF MONITOR METHODS The voltage of the shift fork position sensor 1 is too high MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1820 Shift fork position
170. ST 22C 241 DIAGNOSIS lt TC SST gt DTC P2718 Clutch Shift Pressure Solenoid 1 System Open circuit A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch shift pressure solenoid 1 circuit is normal DESCRIPTIONS OF MONITOR METHODS The clutch shift pressure solenoid 1 circuit is deter mined to be open MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0841 Clutch 1 pressure sensor system Poor performance e P0842 Clutch 1 pressure sensor system Output low range out e P0843 Clutch 1 pressure sensor system Output high range out e P2733 Clutch shift switching solenoid 1 spool stuck e P2736 Clutch shift switching solenoid 1 system Open circuit e P2738 Clutch shift switching solenoid 1 system Short to ground e P2739 Clutch shift switching solenoid 1 system Short to power supply e P181B Clutch 1 Pressure low range out e P181C Clutch 1 Pressure high range out e P1859 Disengagement too late with clutch 1 Sensor The sensor below is determined to be normal e Clutch 1 pressure sensor e Clutch shift switching solen
171. T Yes Question Answer algorithm failed Malfunction AC710736 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions The communication algorithm is normal e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less PROBABLE CAUSES e Time after TC SST ECU start 5 seconds or e Malfunction of the shift lever ECU more e Malfunction of TC SST ECU JUDGMENT CRITERIA e Communication algorithm Undesigned signal DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Scan tool diagnostic trouble code Check the shift lever diagnostic trouble code Refer to P 22C 302 Q Is the DTC set YES Perform the relevant troubleshooting NO Goto Step 3 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 225 DIAGNOSIS lt TC SST gt STEP 3 Replace the shift lever assembly and check if the diagnostic trouble code is reset 1 Replace the shift lever assembly Refer to P 22C 334 2 Check the DTC Q Is DTC No P1872 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P1873 Clutch 1 System Pres
172. T CONDITIONS OBD II DRIVE CYCLE PATTERN The FET channel output remains the battery voltage heck DE Shook concen 2 V or less for 160 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e Clutch shift pressure solenoid 1 OFF PROBABLE CAUSES e FET Field Effect Transistor output Battery volt age 2 V or more 160 millisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 249 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P2721 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P2727 Clutch Shift Pressure Solenoid 2 System Open circuit A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch shift pressure solenoid 2 circuit is normal DESCRIPTIONS OF
173. T assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P186E High side 2 system Voltage low range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the high side 2 circuit is normal DESCRIPTIONS OF MONITOR METHODS The voltage of the high side 2 circuit is determined to be too low MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0776 Clutch cooling flow solenoid system Drive current range out e P0777 Clutch cooling flow solenoid system Stuck e P0964 Clutch cooling flow solenoid system Open circuit e P0965 Clutch cooling flow solenoid system Overvoltage e P0966 Clutch cooling flow solenoid system Short to ground e P0967 Clutch cooling flow solenoid system Short to power supply e P2718 Clutch shift pressure solenoid 1 system Open circuit e P2719 Clutch shift pressure solenoid 1 system Overcurrent e P2720 Clutch shift pressure solenoid 1 system Short to ground e P2721 Clutch shift pressure solenoid 1 system Short to power sup
174. TERN The position sensor voltage remains 3 008 V or less Check Conditions for 160 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA PROBABLE CAUSES e Position sensor voltage 3 008 V or more 160 P Makuneton ok TESS EEEN millisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P182B set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 131 DIAGNOSIS lt TC SST gt DTC P182C Shift Fork Position Sensor 3 System Output range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the output of the shift fork position sensor 3 is normal DESCRIPTIONS OF MONITOR METHODS The output of the shift fork position sensor 3 is deter mined t
175. TIONS normal OTHER MONITOR AND SENSOR e Not applicable Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1825 Shift fork position sensor 2 system Volt age low range out TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 125 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Shift fork 2 current gear 5th gear gt START Shift fork position lt 6 mm 0 24 inch Malfunction DTC SET CONDITIONS SHIFT FORK 2 CURRENT GEAR 5TH GEAR Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e Engine speed 500 r min or more e Time since above engine condition 400 millisec ond or more e Input shaft 1 odd speed 500 r min or more e Shift fork 2 current gear 5th gear e Synchro 5th gear slip speed 80 r min or more Monitoring condition met Yes Yes Continuous failure for 250 msec Yes AC710682 e Requested shift fork Not shift fork 2 JUDGMENT CRITERIA e Shift fork 2 position 6 mm 0 24 inch or less 250 millisecond OBD II DRIVE CYCLE PATTERN SHIFT FORK 2 CURRENT GEAR 5TH GEAR The travel distance of the shift fork 2 remains 6 mm 0 24 inch or more for 250 milliseconds TSB Revision 22C 126 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Shift fork 2 current gear 3
176. The sensor below is determined to be normal e Not applicable TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 183 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Functional check move opposite direction right side gt START Monitoring condition met Shift fork position No gt 1 8 mm 0 071 inch Yes Continuous failure for 250 msec Yes Malfunction DTC SET CONDITIONS lt FUNCTIONAL CHECK MOVE OPPOSITE DIRECTION RIGHT SIDE gt Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more Shift fork 3 and 4 current gear Neutral e Shift fork 3 and 4 target direction 0 mm 0 inch or less AC710720 JUDGMENT CRITERIA e Shift fork 3 and 4 position 1 8 mm 0 071 inch or more 250 millisecond OBD II DRIVE CYCLE PATTERN FUNCTIONAL CHECK MOVE OPPOSITE DIRECTION RIGHT SIDE The shift fork 3 and 4 positions remain 1 8 mm 0 071 inch or less for 250 milliseconds TSB Revision 22C 184 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Functional check move opposite direction left side gt START Monitoring condition met Shift fork position lt 1 8 mm 0 071 inch Yes Continuous failure for 250 msec Yes Malfunctio
177. U checks that the shift cooling ment changeover solenoid circuit is normal e P1855 Shift fork 3 or 4 opposite direction move ment DESCRIPTIONS OF MONITOR METHODS Sensor The sensor below is determined to be The shift cooling changeover solenoid circuit is normal determined to be short to ground e Not applicable LOGIC FLOW CHARTS Monitor Sequence START Yes No Channel output lt 100 mV Yes Continuous failure for 220 msec Yes Malfunction AC710654 DTC SET CONDITIONS JUDGMENT CRITERIA e FET Field Effect Transistor output 100 mV or Check Conditions less 220 millisecond e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 69 DIAGNOSIS lt TC SST gt OBD II DRIVE CYCLE PATTERN The FET channel output remains 100 mV or more for 220 milliseconds PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES NO STEP 2 Go to Step 2 Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 Check whether the DTC is reset Q Is DTC No P0970 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent
178. UNCTION TC SST ECU checks that the clutch shift pressure solenoid 2 circuit is normal DESCRIPTIONS OF MONITOR METHODS The clutch shift pressure solenoid 2 circuit is deter mined to be short to ground MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0846 Clutch 2 pressure sensor system Poor performance e P0847 Clutch 2 pressure sensor system Output low range out e P0848 Clutch 2 pressure sensor system Output high range out e P2809 Clutch shift switching solenoid 2 spool stuck e P2812 Clutch shift switching solenoid 2 system Open circuit e P2814 Clutch shift switching solenoid 2 system Short to ground e P2815 Clutch shift switching solenoid 2 system Short to power supply P181B Clutch 1 Pressure low range out P181C Clutch 1 Pressure high range out P1859 Disengagement too late with clutch 1 P181E Clutch 2 Pressure low range out P181F Clutch 2 Pressure high range out P185B Disengagement too late with clutch 2 Sensor The sensor below is determined to be normal e Clutch 2 pressure sensor e Clutch shift switching solenoid 2 TSB Revision s TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 254 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor Yes FET output 100 mV Yes
179. USES Whenever the ECU is replaced ensure that the e Malfunction of the twin clutch SST control mode CAN bus lines are normal switch COMMENTS ON TROUBLE SYMPTOM e Damaged harness wires and connectors The twin clutch SST control mode switch or 7 rubr uad is Ee TC SST ECU may have a problem alfunction of T C S51 DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 291 DIAGNOSIS lt TC SST gt STEP 2 Scan tool service data Item No 30 Drive mode switch Refer to Service Data Refer ence Table P 22C 298 Q Is the check result normal YES Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 NO Goto Step 3 STEP 3 Twin clutch SST control mode switch check Refer to P 22C 349 Q Is the check result normal YES Go to Step 4 NO Replace the twin clutch SST control mode switch Refer to P 22C 349 STEP 4 Twin clutch SST control mode switch connector check C 27 2 Check for the contact with terminals Q Is the check result normal YES Go to Step 5 NO Repair the defective connector STEP 5 Trouble symptom recheck after replacing the sh
180. V or less e Time after TC SST ECU start 5 seconds or PROBABLE CAUSES more e The CAN bus line is defective JUDGMENT CRITERIA e Malfunction of TC SST ECU e CAN communication Error 60 millisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision 22C 284 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No U0001 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC U0100 Engine Time out Error A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DESCRIPTIONS OF MONITOR METHODS The periodic communication data from the engine control module cannot be received MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0841 Clutch 1 pressure sensor system Poor performance e P0842 Clut
181. WIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 61 DIAGNOSIS lt TC SST gt DTC P0965 Clutch Cooling Flow Solenoid System Overcurrent A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch cooling flow solenoid circuit is normal DESCRIPTIONS OF MONITOR METHODS The supply current to the clutch cooling flow solenoid is determined to be overcurrent MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0776 Clutch cooling flow solenoid system Drive current range out e P0777 Clutch cooling flow solenoid system Stuck e P0964 Clutch cooling flow solenoid system Open circuit e P0966 Clutch cooling flow solenoid system Short to ground e P0967 Clutch cooling flow solenoid system Short to power supply Sensor The sensor below is determined to be normal e Not applicable TSB Revision 22C 62 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor Yes FET output lt 100 mV Yes Continuous failure fo
182. Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION ment TC SST ECU checks that the shift fork position sen e P1855 Shift fork 3 or 4 opposite direction move sor 4 is normal ment e P1858 Even number gear axle interlock DESCRIPTIONS OF MONITOR METHODS P1876 Gear block 1st e i e P1877 Gear block 2nd The shift fork position sensor 4 is determined to be e P1878 Gear block 3rd abnormal e P1879 Gear block 4th e P187A Gear block 5th MONITOR EXECUTION e P187B Gear block 6th e Continuous e P187C Gear block reverse Sensor The sensor below is determined to be MONITOR EXECUTION CONDITIONS normal OTHER MONITOR AND SENSOR e Not applicable Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1831 Shift fork position sensor 4 system Volt age low range out TSB Revision 22C 146 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Shift fork 4 current gear 4th gear gt START Shift fork position lt 6 mm 0 24 inch Malfunction DTC SET CONDITIONS SHIFT FORK 4 CURRENT GEAR 4TH GEAR Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e Engine speed 500 r min or more e Time since above engine condition 400 millisec ond or more e Input shaft 2 even speed 500 r min or more e Shift fork 4 current g
183. XLE ASSEMBLY CONNECTOR REMOVAL Rotate the section A of the connector 90 to the direction of the arrow to disconnect the connector lt lt C gt gt STARTER MOUNTING BOLT REMOVAL Remove the starter with its connector connected Keep the starter fixed to the engine side lt lt D gt gt TRANSAXLE ASSEMBLY UPPER PART COUPLING BOLT REMOVAL Only loosen the bolts from the engine and transaxle assembly do not remove lt lt E gt gt TRANSAXLE MOUNTING BRACKET REMOVAL 1 Place a garage jack against the transaxle case with a piece of wood in between to support the engine and transaxle assembly 2 Operate the garage jack so that the engine and transaxle assembly weight is not applied to the transaxle mounting insulator and remove the transaxle mounting bracket lt lt F gt gt ENGINE ASSEMBLY SUPPORTING 1 Remove the vacuum pipe assembly refer to GROUP 14 Water Hose and Water Pipe P 14 26 and install the engine hanger plate Special tool MB992201 then tighten the bolts to the specified torque Tightening torque 11 1N m 8 1 in Ib 2 When engine hanger special tool MB991928 is used 1 Assemble the engine hanger special tool MB991928 Set following parts to the base hanger e Slide bracket HI e Foot x 4 standard MB991932 e Joint x 2 90 MB991930 TSB Revision 22C 344 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST T
184. YCLE PATTERN The calculated checksum corresponds with the memorized checksum PROBABLE CAUSES e Malfunction of TC SST ECU TSB Revision 22C 78 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1637 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P1676 Coding incomplete A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the coding is normal TC SST ECU is a local coding DESCRIPTIONS OF MONITOR METHODS The coding is determined to be abnormal This abnormality occurs when the vehicle information has been incorrectly written to TC SST ECU at a factory before shipment to Cope with Intermittent Malfunction P 00 15 MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Mon
185. able AC710729 JUDGMENT CRITERIA e Gear synchro engagement 3 times blocked immediately OBD II DRIVE CYCLE PATTERN The 3rd gear is engaged TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 233 DIAGNOSIS lt TC SST gt PROBABLE CAUSES e Malfunction of TC SST ECU e Malfunction of TC SST gear DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1878 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P1879 Gear Block 4th Gear A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the gear engagement is normal DESCRIPTIONS OF MONITOR METHODS The engagement of the 4th gear is determined to be impossible to Cope with Intermittent Malfunction P 00 15 MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no tempor
186. able torque of clutch 2 and the engine torque is large MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0847 Clutch 2 pressure sensor system Output low range out e P0848 Clutch 2 pressure sensor system Output high range out e P0753 Shift select solenoid 1 system Open cir cuit e P0973 Shift select solenoid 1 system Short to ground e P0974 Shift select solenoid 1 system Short to power supply e P2809 Clutch shift switching solenoid 2 spool stuck e P2812 Clutch shift switching solenoid 2 system Open circuit e P2814 Clutch shift switching solenoid 2 system Short to ground e P2815 Clutch shift switching solenoid 2 system Short to power supply P181B Clutch 1 Pressure low range out P181C Clutch 1 Pressure high range out P1859 Disengagement too late with clutch 1 P181E Clutch 2 Pressure low range out P181F Clutch 2 Pressure high range out P185B Disengagement too late with clutch 2 P185D Clutch open not possible Sensor The sensor below is determined to be normal e Shift select solenoid 1 e Clutch shift switching solenoid 2 TSB Revision 22C 48 LOGIC FLOW CHARTS Monitor Sequence TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt START Vehicle condition met Yes Calculated torque gt 200 N m 1
187. aced ensure that The chassis number is determined to be written the CAN bus lines are normal abnormally DIAGNOSTIC FUNCTION TC SST ECU checks that the chassis number is nor mal PROBABLE CAUSES e The CAN bus line is defective e Malfunction of engine control module e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Scan tool diagnostic trouble code Check the engine diagnostic trouble code Refer to GROUP 13A Troubleshooting P 13A 44 Q Is the DTC set YES Perform the relevant troubleshooting NO GotoStep 3 TSB Revision 22C 16 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt STEP 3 Check whether the DTC is reset Q ls DTC No P0630 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P0701 EEPROM System Malfunction N CAUTION DIAGNOSTIC FUNCTION e If there is any problem in the CAN bus lines TC SST ECU checks that the EEPROM and RAM in an incorrect diagnostic trouble code may be the TC SST ECU is normal set Prior to this diagnosis diagnose the CAN bus li
188. agnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the voltage of the shift fork position sensor 4 is normal DESCRIPTIONS OF MONITOR METHODS The voltage of the shift fork position sensor 4 is too low MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1832 Shift fork position sensor 4 system Volt age high range out e P1833 Shift fork position sensor 4 system Out put range out e P1834 Shift fork position sensor 4 system Neu tral e P1835 Shift fork position sensor 4 system Poor performance e P184B Shift fork 4 malfunction e P1852 Shift fork 1 or 2 opposite direction move ment e P1855 Shift fork 3 or 4 opposite direction move ment P1858 Even number gear axle interlock P1876 Gear block 1st P1877 Gear block 2nd P1878 Gear block 3rd P1879 Gear block 4th P187A Gear block 5th P187B Gear block 6th P187C Gear block reverse Sensor The sensor below is determined to be normal e Not applicable TSB Revision 22C 138 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Shift fork position lt 0 128 V Yes Continuous failure for 160 msec Yes Malfunction
189. ailure for 400 msec Yes Malfunction AC710594 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN ee The TC SST ECU temperature remains 150 C Check Conditions o on e Voltage of battery 8 V or more 302 F or less for 400 milliseconds e Voltage of battery 16 5 V or less JUDGMENT CRITERIA e Fluid temperature 150 C 302 F or more 400 millisecond PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision 22C 24 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P0713 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P0715 Input shaft 1 odd number gear axle speed sensor system Output high range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the input shaft
190. ains 1 V or less for 400 Check Conditions n milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less PROBABLE CAUSES JUDGMENT CRITERIA e FET Field Effect Transistor output 1 V or more s Marinoon Oto sS 400 millisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P2727 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 251 DIAGNOSIS lt TC SST gt DTC P2728 Clutch Shift Pressure Solenoid 2 System Overcurrent A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch shift pressure solenoid 2 circuit is normal DESCRIPTIONS OF MONITOR METHODS The supply current to the clutch shift pressure sole noid 2 is determined to be overcurrent MO
191. al ment e P1857 Odd number gear axle interlock DESCRIPTIONS OF MONITOR METHODS b ie oa P The shift fork position sensor 1 is determined to be c P1878 Gear block 3rd abnormal e P1879 Gear block 4th e P187A Gear block 5th MONITOR EXECUTION e P187B Gear block 6th e Continuous e P187C Gear block reverse Sensor The sensor below is determined to be MONITOR EXECUTION CONDITIONS normal OTHER MONITOR AND SENSOR e Not applicable Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1820 Shift fork position sensor 1 system Volt age low range out TSB Revision 22C 112 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Calculated input shaft speed Yes Continuous failure for 500 msec Yes Malfunction AC711383 DTC SET CONDITIONS JUDGMENT CRITERIA e Calculated speed 40 r min or less 500 millisec Check Conditions ond e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e Engine speed 500 r min or more OBD II DRIVE CYCLE PATTERN e Time since above engine condition 400 millisec The calculated speed remains 40 r min or more for ond or more 500 milliseconds e Input shaft 1 odd speed 500 r min or more e Input shaft 2 even speed 500 r min or more PROBABLE CAUSES e Shift fork 1 position Neutral e Malfunction of TC SST ECU e Input shaft 2
192. an tool CAN bus diagnostics Using the scan tool diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Scan tool diagnostic trouble code Check the engine diagnostic trouble code Refer to GROUP 13A Troubleshooting P 13A 44 Q Is the DTC set YES Perform the relevant troubleshooting NO Goto Step 3 TSB Revision 22C 286 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DTC U0103 Shift Lever Time out Error DIAGNOSIS lt TC SST gt STEP 3 Check whether the DTC is reset Q Is DTC No U0100 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DESCRIPTIONS OF MONITOR METHODS A CAUTION e If there is any problem in the CAN bus lines The periodic communication data from the shift an incorrect diagnostic trouble code may be lever ECU cannot be received set Prior to this diagnosis diagnose the CAN bus lines PROBABLE CAUSES e Whenever the ECU is replaced ensure that e The CAN bus line is defective the CAN bus lines are normal e Malfunction of the shift lever ECU e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using the scan tool diagnose the CAN bus lines Q Is the
193. ance e P0847 Clutch 2 pressure sensor system Output low range out e P0848 Clutch 2 pressure sensor system Output high range out e P1844 Shift fork 3 malfunction e P184B Shift fork 4 malfunction Sensor The sensor below is determined to be normal e Clutch 2 pressure sensor TSB Revision 22C 192 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Malfunction criteria met Yes Malfunction AC710675 DTC SET CONDITIONS e The disengagement time of the clutch depends Check Conditions on the fluid temperature is outside the threshold value e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e Engine speed 500 r min or more OBD II DRIVE CYCLE PATTERN e Time since above engine condition 400 millisec The disengagement time of the clutch depends on ond or more the fluid temperature corresponds with the threshold e Clutch 2 even state Disengaging value JUDGMENT CRITERIA PROBABLE CAUSES e Malfunction of TC SST ECU it j L 30 20 10 0 60 120 Fluid temperature degC Maximum allowed time sec a AC710825 AB DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 Aft
194. anual mode 6th Driving at a constant speed in 6th Ignition switch Shift lever position D ON Ignition switch Shift lever position N ON Shift lever position P Shift lever position R Shift lever position D D1 Driving at a constant speed in 1st Shift lever position D D2 Driving at a constant speed in 2nd Shift lever position D D3 Driving at a constant speed in 3rd Shift lever position D D4 Driving at a constant speed in 4th Shift lever position D D5 Driving at a constant speed in 5th Shift lever position D D6 Driving at a constant speed in 6th Vehicle Vehicle speed Driving at a constant speed of 20 km h 20 km h speed Back light Back light e Ignition switch ON 1to6A current current e Shift lever position R Drive mode Drive mode Ignition switch Shift lever position Upshift SW output switch output ON and hold data data Shift lever position Downshift and hold Shift lever position Other Inactive than above TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 325 DIAGNOSIS lt SHIFT LEVER gt Check conditions Display on Item name scan tool Normal conditions P R P R Shift lever position Output data Lever position output data Ignition switch ON Shift lever position Shift lever position Shift lever position Shift lever position Shift lever position
195. any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the shift lever ECU is nor mal DESCRIPTIONS OF MONITOR METHODS The shift lever ECU is determined to be abnormal MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0841 Clutch 1 pressure sensor system Poor performance e P0842 Clutch 1 pressure sensor system Output low range out e P0843 Clutch 1 pressure sensor system Output high range out e P0846 Clutch 2 pressure sensor system Poor performance e P0847 Clutch 2 pressure sensor system Output low range out e P0848 Clutch 2 pressure sensor system Output high range out P185D Clutch open not possible U0001 Bus off U0100 Engine time out error P1803 Shift lever system CAN or LIN time out error P1870 Engine torque signal abnormality e P1871 APS system Signal abnormality Sensor The sensor below is determined to be normal Clutch 1 pressure sensor Clutch 2 pressure sensor APS Shift lever ECU TSB Revision s TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 224 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence STAR
196. ary DTC stored in memory for the item monitored below e Not applicable Sensor The sensor below is determined to be normal e Not applicable TSB Revision s TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 234 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Monitoring condition met Gear synchro engagemen is 3 times blocked Malfunction AC710729 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions The 4th gear is engaged e Engine speed 500 r min or more e Time since above engine condition 400 millisec PROBABLE CAUSES ond or more e Malfunction of TC SST ECU e Target gear 4th gear e Malfunction of TC SST gear JUDGMENT CRITERIA e Gear synchro engagement 3 times blocked immediately DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1879 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 235 DIAGNOSIS lt TC SST gt DTC P187A Gear Block
197. at the shift select solenoid 2 circuit is normal DESCRIPTIONS OF MONITOR METHODS The shift select solenoid 2 circuit is determined to be short to power supply MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e Not applicable Sensor The sensor below is determined to be normal e Not applicable TSB Revision 22C 76 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor Yes FET output gt Battery voltage 2 V Yes Continuous failure for 160 msec Yes Malfunction AC710624 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN TT The FET channel output remains Battery voltage 2 Chaos conditons V or less for 160 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e Shift select solenoid 2 OFF JUDGMENT CRITERIA e FET Field Effect Transistor output Battery volt age 2 V or more 160 millisecond PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go
198. below e P0715 Input shaft 1 odd number gear axle speed sensor system Output high range out e P0716 Input shaft 1 odd number gear axle speed sensor system Poor performance e P0717 Input shaft 1 odd number gear axle speed sensor system Output low range out e P2766 Input shaft 2 even number gear axle speed sensor system Poor performance Sensor The sensor below is determined to be normal e Input shaft 1 odd number gear axle speed sen sor e Input shaft 2 even number gear axle speed sen sor TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START pe Sensor output speed 16 000 r min Yes Continuous failure for 400 msec Yes Malfunction TSB Revision s TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 228 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START e Engine speed CAN sensor output speed 500 r min Yes Continuous failure for 500 msec Yes Malfunction AC710618 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions e The output of the sensor remains 16 000 r min or less for 400 milliseconds a i ad vi ced e The value of the Engine speed via CAN Sen ag d sor output speed remains 500 r min or less for e Engine speed 500 r min or more 500 milliseconds e Time since above engine condition 400
199. ce Points How to Cope with Intermittent Malfunction P 00 15 10 Verify malfunction is eliminated After repairs are completed the complaint conditions to confirm the malfunction has been eliminated M1225000500020 WARNING INDICATOR ase O x 1 OFF 0 il C 200 A EI CRUSE When a malfunction occurs to the shift lever the figure A remains displayed on the information screen of multi informa If the figure A remains displayed on the information screen of multi information display check whether or not a diagnostic trouble code is set TON O ce tion display IA e i hy A A B c e B 3210 0 lt lt Peace SERVICE QUIRED F P ll TS NORMAL E 7i qp AC710447AD TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 301 DIAGNOSIS lt SHIFT LEVER gt FAIL SAFE FUNCTION If an abnormality occurs to the signal of sensors switches solenoids or others the shift lever ECU performs a control for the driver safety and system protection The control contents are as follows FAIL SAFE REFERENCE TABLE Item Control content EEPROM Normal driving can be performed and displays an occurrence of trouble to the multi information display to warn the driver Lever position sensor Normal driving can be performed and displays an occurrence of system Malfunction of trouble to the multi information display to warn the driver
200. ch 1 pressure sensor system Output low range out to Cope with Intermittent Malfunction P 00 15 e P0843 Clutch 1 pressure sensor system Output high range out e P0846 Clutch 2 pressure sensor system Poor performance e P0847 Clutch 2 pressure sensor system Output low range out e P0848 Clutch 2 pressure sensor system Output high range out e P185D Clutch open not possible e U0001 Bus off e P1803 Shift lever system CAN or LIN time out error e P1870 Engine torque signal abnormality e P1871 APS system Signal abnormality e P1872 Between shift lever and TC SST system Q A function abnormality Sensor The sensor below is determined to be normal Clutch 1 pressure sensor Clutch 2 pressure sensor APS Shift lever ECU TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 285 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START No Monitoring condition met CAN communication ith ECM failed Malfunction AC710732 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions Receive the signal from ECM e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less PROBABLE CAUSES e Time after TC SST ECU start 5 seconds or e The CAN bus line is defective more e ECM malfunction JUDGMENT CRITERIA e Malfunction of TC SST ECU e CAN communication with ECM Fail Immedi ately DIAGNOSTIC PROCEDURE STEP 1 Sc
201. ch 2 Pressure low range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch 2 pressure is normal DESCRIPTIONS OF MONITOR METHODS The pressure of the clutch 2 is too low MONITOR EXECUTION e Continuous to Cope with Intermittent Malfunction P 00 15 MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0846 Clutch 2 pressure sensor system Poor performance e P0847 Clutch 2 pressure sensor system Output low range out e P0848 Clutch 2 pressure sensor system Output high range out e P1844 Shift fork 3 malfunction e P184B Shift fork 4 malfunction Sensor The sensor below is determined to be normal e Clutch 2 pressure sensor TSB Revision 22C 100 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Calculated pressure gt 2 000 mbar Yes Continuous failure for 5 sec Yes DTC SET CONDITIONS JUDGMENT CRITERIA e Calculated pressure 2 000 mbar or more 5 sec Check Conditions onds Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine spe
202. ch cooling flow solenoid system Overvoltage e P0966 Clutch cooling flow solenoid system Short to ground TSB Revision 22C 40 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt e P0967 Clutch cooling flow solenoid system Sensor The sensor below is determined to be Short to power supply normal e Not applicable LOGIC FLOW CHARTS Monitor Sequence START EMT N Yes Clutch 1 pressure 100 mbar Clutch 2 pressure 100 mbar Yes Continuous failure N for 3 sec Yes AC710635 DTC SET CONDITIONS JUDGMENT CRITERIA Check Conditions e Clutch 1 prassure 100 mbar or less and clutch 2 e Voltage of battery 8 V or more pressure 100 mbar or less 3 seconds e Voltage of battery 16 5 V or less e Engine speed 500 r min or more OBD II DRIVE CYCLE PATTERN e Time since above engine condition 400 millisec The Clutch 1 pressure and clutch 2 pressure remain ond or more 100 mbar or more for 3 seconds e Clutch 1 target pressure 380 mbar or more e Clutch 2 target pressure 380 mbar or more PROBABLE CAUSES e Malfunction of TC SST ECU TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 41 DIAGNOSIS lt TC SST gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP
203. ction DTC SET CONDITIONS lt FUNCTIONAL CHECK REVERSE GEAR gt Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more Shift fork 1 current gear Reverse gear Synchro slip speed gt 80 r min AC710685 JUDGMENT CRITERIA e Shift fork position 6 mm 9 24 inch or more and input shaft 1 odd speed 500 r min or more or synchro Reverse gear slip speed 80 r min or more 400 millisecond OBD II DRIVE CYCLE PATTERN lt FUNCTIONAL CHECK REVERSE GEAR gt The status with the shift fork position 6 mm 0 24 inch or less and with the input shaft 1 odd speed 500 r min or less or with the synchro reverse gear slip speed 80 r min or less continues for 400 millisec onds TSB Revision 22C 152 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Functional check Neutral gt START No Monitoring condition met Shift fork position No 1 8 mm 0 071 inch Yes Continuous failure for 250 msec Yes Malfunction AC710686 DTC SET CONDITIONS FUNCTIONAL JUDGMENT CRITERIA CHECK NEUTRAL e Shift fork position 1 8 mm 0 071 inch or more 250 millisecond Check Conditions Voltage of battery 8 V or more OBD II DRIVE CYCLE PATTERN Voltage of battery 16 5 V or less Engine speed 500
204. ctual current of the line pressure solenoid and target current is large MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0960 Line pressure solenoid system Open cir cuit e P0961 Line pressure solenoid system Overvolt age e P0962 Line pressure solenoid system Short to ground e P0963 Line pressure solenoid system Short to power supply Sensor The sensor below is determined to be normal e Not applicable LOGIC FLOW CHARTS Monitor Sequence lt Rationality high gt START Malfunction DTC SET CONDITIONS Check Conditions lt Rationality high gt e Voltage of battery 8 V or more Monitoring condition met Yes Y Calculated current 500 mA Yes Continuous failure for 1 sec Yes AC710625 e Voltage of battery 16 5 V or less JUDGMENT CRITERIA lt Rationality high gt e Calculated current actual current target cur rent 500 mA or more 1 second TSB Revision 22C 34 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt OBD II DRIVE CYCLE PATTERN lt RATIONALITY HIGH gt The value of the calculated current actual current target current remains 500 mA or less for 1 second LOGIC FLOW CHARTS Monitor Sequence lt Rationality low gt START Yes Calculated current gt 500 mA Yes Continuous failur
205. cuit is normal DESCRIPTIONS OF MONITOR METHODS The clutch shift pressure solenoid 2 circuit is deter mined to be short to power supply MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0846 Clutch 2 pressure sensor system Poor performance e P0847 Clutch 2 pressure sensor system Output low range out e P0848 Clutch 2 pressure sensor system Output high range out e P2809 Clutch shift switching solenoid 2 spool stuck e P2812 Clutch shift switching solenoid 2 system Open circuit e P2814 Clutch shift switching solenoid 2 system Short to ground e P2815 Clutch shift switching solenoid 2 system Short to power supply P181B Clutch 1 Pressure low range out P181C Clutch 1 Pressure high range out P1859 Disengagement too late with clutch 1 P181E Clutch 2 Pressure low range out P181F Clutch 2 Pressure high range out P185B Disengagement too late with clutch 2 Sensor The sensor below is determined to be normal e Clutch 2 pressure sensor e Clutch shift switching solenoid 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 256 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence POM FET Field Effect Transistor Yes FET output Battery voltage 2V Yes Continuous failure for 160 msec Yes Malfunctio
206. d 2 System Short to ground A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch shift changeover solenoid 2 circuit is normal DESCRIPTIONS OF MONITOR METHODS The clutch shift changeover solenoid 2 circuit is determined to be short to ground MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P2733 Clutch shift switching solenoid 1 spool stuck e P2736 Clutch shift switching solenoid 1 system Open circuit e P2738 Clutch shift switching solenoid 1 system Short to ground e P2739 Clutch shift switching solenoid 1 system Short to power supply e P2809 Clutch shift switching solenoid 2 spool stuck e P2812 Clutch shift switching solenoid 2 system Open circuit e P2815 Clutch shift switching solenoid 2 system Short to power supply e P181E Clutch 2 Pressure low range out e P181F Clutch 2 Pressure high range out e P185B Disengagement too late with clutch 2 Sensor The sensor below is determined to be normal e Clutch shift switching solenoid 1 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22
207. dd slip speed 20 r min or more Clutch 2 even state Disengaged PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 43 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P0841 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P0842 Clutch 1 Pressure Sensor System Output low range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch 1 pressure sen sor is normal DESCRIPTIONS OF MONITOR METHODS The output of the clutch 1 pressure sensor is too low MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0841 Clutch 1 p
208. displays an occurrence of trouble to the multi information display to warn the driver TSB Revision 22C 8 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt HOW TO CONNECT THE SCAN TOOL M U T III Required Special Tools e MB991958 Scan Tool M U T Il Sub Assembly e MB991824 Vehicle Communication Interface V C 1 e MB991827 M U T III USB Cable e MB991910 M U T III Main Harness A Vehicles with CAN communication system N CAUTION To prevent damage to scan tool MB991958 always turn the ignition switch to the LOCK OFF position before con necting or disconnecting scan tool MB991958 1 Ensure that the ignition switch is at the LOCK OFF position 2 Start up the personal computer 3 Connect special tool MB991827 to special tool MB991824 and the personal computer 4 Connect special tool MB991910 to special tool MB991824 5 Connect special tool MB991910 to the data link connector 6 Turn the power switch of special tool MB991824 to the ON position NOTE When special tool MB991824 is energized special tool MB991824 indicator light will be illuminated in a green color 7 Start the M U T III system on the personal computer NOTE Disconnecting scan tool MB991958 is the reverse of the connecting sequence making sure that the ignition switch is at the LOCK OFF position MB991827 AC608435 AB FREEZE FRAME DATA
209. e for 12 sec Yes Malfunction AC710626 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN lt RATIONALITY LOW gt Check Conditions lt Rationality low gt e Voltage of battery 8 V or more The value of the calculated current target current e Voltage of battery 16 5 V or less actual current remains 500 mA or less for 12 sec onds JUDGMENT CRITERIA lt Rationality low gt e Calculated current target current actual cur rent 500 mA or more 12 seconds PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 35 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P0746 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P0753 Shift Select Solenoid 1 System Open circuit A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus li
210. e 1 is determined to be overcurrent MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0758 Shift select solenoid 2 system Open cir cuit to Cope with Intermittent Malfunction P 00 15 e P0976 Shift select solenoid 2 system Short to ground e P0977 Shift select solenoid 2 system Short to power supply e P0746 Line pressure solenoid system Drive cur rent range out e P0960 Line pressure solenoid system Open cir cuit e P0961 Line pressure solenoid system Overvolt age e P0962 Line pressure solenoid system Short to ground e P0963 Line pressure solenoid system Short to power supply e P0968 Shift cooling switching solenoid system Open circuit e P0970 Shift cooling switching solenoid system Short to ground e P0971 Shift cooling switching solenoid system Short to power supply Sensor The sensor below is determined to be normal e Shift select solenoid 2 e Line pressure solenoid e Shift cooling switching solenoid TSB Revision 22C 196 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor No Monitoring condition met FET current 8 1 A FET output 100 mV Continuous failure for 1 sec Malfunction AC71072
211. e CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the communication with the shift lever ECU CAN and LIN is normal DESCRIPTIONS OF MONITOR METHODS The CAN and LIN communication with the shift lever ECU is determined to be abnormal MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0841 Clutch 1 pressure sensor system Poor performance P0842 Clutch 1 pressure sensor system Output low range out P0843 Clutch 1 pressure sensor system Output high range out P0846 Clutch 2 pressure sensor system Poor performance P0847 Clutch 2 pressure sensor system Output low range out P0848 Clutch 2 pressure sensor system Output high range out P185D Clutch open not possible U0001 Bus off U0100 Engine time out error P1870 Engine torque signal abnormality P1871 APS system Signal abnormality P1872 Between shift lever and TC SST system Q A function abnormality Sensor The sensor below is determined to be normal Clutch 1 pressure sensor Clutch 2 pressure sensor APS Shift lever ECU TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 83 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START No Monitoring condition met
212. e Control Wiring Harness Connector Bracket Removal Refer to GROUP 54A Battery P 54A 10 Radiator cap assembly mounting bolt radiator condenser tank and radiator condenser tank bracket removal Refer to GROUP 14 Radiator P 14 31 Relay box mounting bolt removal Front Exhaust Pipe Removal Refer to GROUP 15 Exhaust Pipe and Main Muffler P 15 24 Water pump pulley removal Refer to GROUP 14 Water Pump P 14 25 Water Pump P 14 25 Front Exhaust Pipe Installation Refer to GROUP 15 Exhaust Pipe and Main Muffler P 15 24 Relay Box Mounting Bolt Installation Radiator cap assembly mounting bolt radiator condenser tank and radiator condenser tank bracket installation Refer to GROUP 14 Radiator P 14 31 Engine control wiring harness connector bracket installa tion Refer to GROUP 54A Battery P 54A 10 Headlight support panel cover installation Refer to GROUP 51 Front Bumper Assembly and Radiator Grille P 51 3 Air cleaner assembly and air cleaner bracket installation Refer to GROUP 15 Air Cleaner P 15 10 Engine upper cover removal Refer to GROUP 11A Camshaft P 11A 25 e Transmission oil refilling Refer to P 22C 328 Engine compartment under cover front B assembly and engine compartment side cover installation Refer to GROUP 51 Under Cover P 51 16 TSB Revision 22C 342 50 5N m 37 3 ft lb 10 lt lt A gt gt gt gt C lt lt lt lt B gt gt lt lt C gt gt ou
213. e Shift fork 3 position 6 mm 0 24 inch or more Check Conditions 250 millisecond e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e Engine speed 500 r min or more OBD II DRIVE CYCLE PATTERN l e Time since above engine condition 400 millisec The travel distance of the shift fork 3 remains 6 mm ond or more 9 24 inch or less for 250 milliseconds Input shaft 2 even speed 500 r min or more Shift fork 3 current gear 6th gear PROBABLE CAUSES Synchro 6th gear slip speed 80 r min or more e Malfunction of TC SST ECU Requested shift fork Not shift fork 3 DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 137 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P182E set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P1831 Shift Fork Position Sensor 4 System Voltage low range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis di
214. ear 4th gear e Synchro 2nd gear slip speed 80 r min or more Monitoring condition met Yes Yes Continuous failure for 250 msec Yes AC710682 e Requested shift fork Not shift fork 4 JUDGMENT CRITERIA e Shift fork 4 position 6 mm 0 24 inch or less 250 millisecond OBD II DRIVE CYCLE PATTERN SHIFT FORK 2 CURRENT GEAR 4TH GEAR The travel distance of the shift fork 4 remains 6 mm 0 24 inch or more for 250 milliseconds TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 147 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Shift fork 4 current gear 2nd gear gt START Yes Shift fork position gt 6 mm 0 24 inch Yes Continuous failure for 250 msec Yes Malfunction AC710683 DTC SET CONDITIONS lt SHIFT FORK 4 JUDGMENT CRITERIA CURRENT GEAR 2ND GEAR gt e Shift fork 4 position 6 mm 9 24 in or more 250 millisecond Check Conditions E i a nm j eii OBD II DRIVE CYCLE PATTERN lt SHIFT e Voltage of battery 16 5 volts or less e Engine speed 500 r min or more FORK 2 CURRENT GEAR 3RD GEAR e Time since above engine condition 400 millisec The travel distance of the shift fork 4 remains 6 mm ond or more 0 24 inch or less for 250 milliseconds e Input shaft 2 even speed 500 r min or more e Shift fork 4 current gear 2nd gear PROBABLE CAUSES e Synchro 4th gear slip speed 80 r min or more e Malfunction of T
215. eck result normal YES Go to Step 12 NO Go to Step 10 TSB Revision 22C 322 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt SHIFT LEVER gt DATA LIST REFERENCE TABLE Display on scan tool Item name STEP 10 Inspection of the shift lever ECU connector intermediate connector and ETACS ECU connector C 27 C 131 C 317 Check for the contact with terminals Q Is the check result normal YES Go to Step 11 NO Repair the defective connector STEP 11 Check the wiring harness between C 27 shift lever ECU connector terminal No 13 and C 317 ETACS ECU connector terminal No 5 Check the power supply line for short or open circuit Q Is the check result normal YES Go to Step 12 NO Repair the wiring harness STEP 12 Retest the system Q Does a malfunction take place again YES Replace the shift lever assembly Refer to P 22C 334 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 Check conditions M1225006700022 Normal conditions Lever position Shift lever position Ignition switch ON Shift lever position P Shift lever position R P Shift lever position R Shift lever position Shift lever position N R N Shift lever position D N Shift lever position D Shift lever position Manual mode Manual Shift lever position Upshift and h
216. ed 500 r min or more OBD II DRIVE CYCLE PATTERN Time since above engine condition 400 millisec The calculated pressure remains 2 000 mbar or less ond or more for 5 seconds Clutch 2 even state Slip or engaged e Clutch shift pressure solenoid 2 Not OFF ornot PROBABLE CAUSES in valve cleaning mode e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE AC710671 STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 101 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P181E set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P181F Clutch 2 Pressure high range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch 2 pressure is normal DESCRIPTIONS OF MONITOR METHODS The pressure of the clutch 2 is too high MONITOR EXECUTION e Continuous to Cope with Int
217. ed by a spring L p Inner cable aa X Lock cam d hM J P AC707782 View A Spring Unlock Key interlock cable Lock guide AC707937AD TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST KEY INTERLOCK AND SHIFT LOCK MECHANISMS 22C 337 KEY INTERLOCK AND SHIFT LOCK MECHANISMS REMOVAL AND INSTALLATION M1225009800017 Pre removal Operation e Floor console bracket A and floor console side cover removal Refer to GROUP 52A Floor Console Assembly P 52A 9 e Instrument panel cover lower removal lt Leather combina tion interior package Vehicles without side air bag gt Refer to GROUP 52A Instrument Lower Panel P 52A 8 e Steering column lower cover removal Refer to GROUP 37 Steering Shaft P 37 26 e Foot duct driver s side removal Refer to GROUP 55 Duct P 55 138 Post installation Operation Foot duct driver s side installation Refer to GROUP 55 Duct P 55 138 Steering column lower cover installation Refer to GROUP 37 Steering Shaft P 37 26 Instrument panel cover lower installation Leather combi nation interior package Vehicles without side air bag Refer to GROUP 52A Instrument Lower Panel P 52A 8 Floor console bracket A and floor console side cover installation Refer to GROUP 52A Floor Console Assembly P 52A 9 Key interlock mechanism check Refer to P 22C 330 Shift lock mechanism check Refer to P 22C 332 Shift le
218. em Short to power supply A CAUTION MONITOR EXECUTION CONDITIONS e If there is any problem in the CAN bus lines OTHER MONITOR AND SENSOR an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN Other Monitor There is no temporary DTC stored bus lines in memory for the item monitored below e Whenever the ECU is replaced ensure that e P2733 Clutch shift switching solenoid 1 spool the CAN bus lines are normal stuck e P2736 Clutch shift switching solenoid 1 system DIAGNOSTIC FUNCTION Open circuit TC SST ECU checks that the clutch shift e P2738 Clutch shift switching solenoid 1 system changeover solenoid 1 circuit is normal Short to ground e P181B Clutch 1 Pressure low range out DESCRIPTIONS OF MONITOR METHODS P181C Clutch 1 Pressure high range out The clutch shift changeover solenoid 1 circuit is e P1859 Disengagement too late with clutch 1 determined to be short to power supply Sensor The sensor below is determined to be normal MONITOR EXECUTION e Not applicable e Continuous TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 263 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor Yes FET output gt Battery voltage 2 V Yes Continuous failure for 160 msec Yes Malfunction AC710667 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions Ue
219. em in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the shift select solenoid 1 circuit is normal DESCRIPTIONS OF MONITOR METHODS The shift select solenoid 1 circuit is determined to be short to power supply MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e Not applicable Sensor The sensor below is determined to be normal e Not applicable TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 73 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor Yes FET output gt Battery voltage 2 V Yes Continuous failure for 160 msec Yes Malfunction AC710624 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN TT The FET channel output remains Battery voltage 2 Globos Conanions V or less for 160 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e Shift select solenoid 1 OFF JUDGMENT CRITERIA e FET Field Effect Transistor output Battery volt age 2 V or more 160 millisecond PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan too
220. ent too late with clutch 1 P181E Clutch 2 Pressure low range out P181F Clutch 2 Pressure high range out P185B Disengagement too late with clutch 2 P185D Clutch open not possible Sensor The sensor below is determined to be normal e Shift select solenoid 1 e Clutch shift switching solenoid 2 TSB Revision 22C 52 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START re Sensor voltage threshold value Yes Continuous failure for 160 msec Yes Malfunction AC710621 DTC SET CONDITIONS JUDGMENT CRITERIA e Sensor voltage 2 66 V or more 160 millisecond Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less OBD II DRIVE CYCLE PATTERN e Engine speed 500 r min or more The voltage of the clutch 2 pressure sensor remains e Time since above engine condition 400 millisec 2 866 V or less for 160 milliseconds ond or more PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q ls DTC No P0848 set YES Replace the TC SST assembly Refer to P 22C 341 N
221. er repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 193 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P185B set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P185C Engagement too late with clutch 2 A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal to Cope with Intermittent Malfunction P 00 15 DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch 2 is normal DESCRIPTIONS OF MONITOR METHODS The engagement of the clutch 2 is determined to be late PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P185C set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P185D Clutch open not possible A CAUTION e If there is any problem in
222. er to the Symptom Chart P 22C 15 6 If there is a DTC record the number of the code then erase the code from memory using scan tool 7 Reconfirm the symptom 8 If a DTC is set again go to the Inspection Chart for Diagnostic Trouble Codes 9 If a DTC is not set again the malfunction is intermittent For information on how to cope with intermittent malfunctions refer to GROUP 00 How to Use Troubleshooting Inspection Service Points How to Cope with Intermittent Malfunction P 00 15 10 Verify malfunction is eliminated After repairs are completed the complaint conditions to confirm the malfunction has been eliminated When the ignition switch is turned OFF the IG shut off delay system release the gear engagement in preparation for the next engine starting This is a sys tem to delay the engine stop for approximately 1 sec ond and the delay is not a malfunction M1225000500019 WARNING INDICATOR a se D xn SS naz A TU CRUISE PIN D 7 4 A A service z n REQUIRED 3210 0 A B z 987654 p F SLOW DOWN e NORMAL E WS 1 d When a malfunction occurs in the TC SST system the figure 1 A remains displayed on the information screen of multi infor 1 mation display If the figure A remains displayed on the information screen of multi information display check whether or not a diagnostic trouble code is set NOTE When the figure B is displayed
223. ermittent Malfunction P 00 15 MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0846 Clutch 2 pressure sensor system Poor performance e P0847 Clutch 2 pressure sensor system Output low range out e P0848 Clutch 2 pressure sensor system Output high range out e P1844 Shift fork 3 malfunction e P184B Shift fork 4 malfunction Sensor The sensor below is determined to be normal e Clutch 2 pressure sensor TSB Revision 22C 102 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Target clutch 2 even pressure 3 000 mbar or more gt START Calculated pressure 5 000 mbar Malfunction DTC SET CONDITIONS TARGET CLUTCH 2 EVEN PRESSURE 3 000 MBAR OR MORE gt Check Conditions e Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more Clutch 2 even state Slip or engaged Target clutch 2 even pressure 3 000 mbar or more Monitoring condition met Yes Yes Continuous failure for 220 msec Yes AC710672 JUDGMENT CRITERIA e Calculated pressure 5 000 mbar or less 220 millisecond OBD II DRIVE CYCLE PATTERN lt TARGET CLUTCH 2 EVEN PRESSURE 3 000 MBAR OR MORE gt The calculated pressure remains 5 000 mbar or more for 220 milliseconds TSB Revision
224. ess continues for 180 milliseconds PROBABLE CAUSES e Malfunction of TC SST ECU TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 111 DIAGNOSIS lt TC SST gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1822 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P1823 Shift Fork Position Sensor 1 System Neutral N CAUTION e P1821 Shift fork position sensor 1 system Volt e If there is any problem in the CAN bus lines age high range out an incorrect diagnostic trouble code may be e P1822 Shift fork position sensor 1 system Out set Prior to this diagnosis diagnose the CAN put range out bus lines e P1824 Shift fork position sensor 1 system Poor performance e P1836 Shift fork 1 malfunction e P1852 Shift fork 1 or 2 opposite direction move e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION ment TC SST ECU checks that the shift fork position sen e P1855 Shift fork 3 or 4 opposite direction move sor 1 is norm
225. ess for 220 Check Conditions n milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less PROBABLE CAUSES JUDGMENT CRITERIA e FET Field Effect Transistor output 1 V or more s Marinoon Oto sS 220 millisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P0968 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision 22C 68 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC P0970 Shift Cooling Changeover Solenoid System Short to ground A CAUTION MONITOR EXECUTION e If there is any problem in the CAN bus lines e Continuous an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN MONITOR EXECUTION CONDITIONS busines OTHER MONITOR AND SENSOR e Whenever the ECU is replaced ensure that the CAN bus lines are normal Other Monitor There is no temporary DTC stored in memory for the item monitored below DIAGNOSTIC FUNCTION e P1852 Shift fork 1 or 2 opposite direction move TC SST EC
226. etermined to be abnor mal MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P2742 Fluid temperature sensor system Output low range out e P2743 Fluid temperature sensor system Output high range out e P1808 TC SST ECU temperature fluid tempera ture sensor system Correlation error Sensor The sensor below is determined to be normal e Not applicable TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 265 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Fluid temperature change while 80 msec gt 10 C 18 F Fluid temperature change while 80 msec gt 10 C 18 F Continuous failure for 400 msec Malfunction AC710592 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions The absolute value of the temperature rise or drop at every 80 milliseconds remains 10 C 18 F or less e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less TOF 400 TNISSOOROS JUDGMENT CRITERIA PROBABLE CAUSES e Fluid temperature change while 80 millisecond e Malfunction of TC SST ECU 10 C 18 F or more or fluid temperature change while 80 millisecond 40 C 48 F or more 400 millisecond TSB Revision 22C 266 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST
227. ever can exhibit any of the following symp toms Impossible to move or does not work TROUBLESHOOTING STRATEGY Use these steps to plan your diagnostic strategy If you follow them carefully you will find most shift lever malfunctions 1 Gather as much information as possible about the complaint from the customer 2 Verify that the condition described by the customer exists 3 Check the vehicle for any shift lever Diagnostic Trouble Codes DTCs 4 f you cannot verify the condition and there are no DTCs the malfunction is intermittent For information on how to cope with intermittent malfunctions refer to GROUP 00 How to Use Troubleshooting Inspection Service Points How to Cope with Intermittent Malfunction P 00 15 DIAGNOSIS FUNCTION M1225024900022 The causes of these symptoms could come from incorrect mounting or a component of the shift lever may be faulty M1225007900029 5 If you can verify the condition but there are no DTCs or the system cannot communicate with scan tool refer to the Symptom Chart P 22C 302 6 If there is a DTC record the number of the code then erase the code from memory using scan tool 7 Reconfirm the symptom 8 If a DTC is set again go to the Inspection Chart for Diagnostic Trouble Codes 9 If a DTC is not set again the malfunction is intermittent For information on how to cope with intermittent malfunctions refer to GROUP 00 How to Use Troubleshooting Inspection Servi
228. ge high range out P 22C 86 Shift fork position sensor 3 and 4 system Power supply voltage low range out P 22C 88 Shift fork position sensor 3 and 4 system Power supply voltage high range out P 22C 90 TC SST ECU temperature fluid temperature sensor system Correlation error P 22C 92 Clutch pressure cut spool sticking P 22C 93 Clutch 1 Pressure low range out P 22C 94 Clutch 1 Pressure high range out P 22C 95 P 22C 99 Clutch 2 Pressure low range out Clutch 2 Pressure high range out P 22C 101 Shift fork position sensor 1 system Voltage low range out P 22C 105 Shift fork position sensor 1 system Voltage high range out P 22C 107 P1824 Shift fork position sensor 1 system Poor performance Shift fork position sensor 2 system Voltage low range out P1822 Shift fork position sensor 1 system Output range out P 22C 109 P1823 Shift fork position sensor 1 system Neutral P 22C 111 P 22C 113 P 22C 116 Shift fork position sensor 2 system Voltage high range out P 22C 118 Shift fork position sensor 2 system Output range out P 22C 120 Shift fork position sensor 2 system Neutral P 22C 122 Shift fork position sensor 2 system Poor performance P 22C 124 Shift fork position sensor 3 system Voltage low range out P 22C 127 Shift fork position sensor 3 system Voltage high range out P 22C 129
229. gear axle interlock DESCRIPTIONS OF MONITOR METHODS P1876 Gear block 1st e i e P1877 Gear block 2nd The shift fork position sensor 1 is determined to be e P1878 Gear block 3rd abnormal e P1879 Gear block 4th e P187A Gear block 5th MONITOR EXECUTION e P187B Gear block 6th e Continuous e P187C Gear block reverse Sensor The sensor below is determined to be MONITOR EXECUTION CONDITIONS normal OTHER MONITOR AND SENSOR e Not applicable Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1820 Shift fork position sensor 1 system Volt age low range out TSB Revision 22C 114 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Shift fork 1 current gear 1st gear gt START Shift fork position lt 6 mm 0 24 inch Malfunction DTC SET CONDITIONS SHIFT FORK 1 CURRENT GEAR 1ST GEAR Check Conditions e Voltage of battery 8 V or more Voltage of battery 16 5 V or less e Engine speed 500 r min or more e Time since above engine condition 400 millisec ond or more Input shaft 1 odd speed 500 r min or more Shift fork 1 current gear 1st gear Monitoring condition met Yes Yes Continuous failure for 250 msec Yes AC710682 e Synchro 1st gear slip speed 80 r min or more e Requested shift fork Not shift fork 1 JUDGMENT CRITERIA e Shift fork 1 position 6 m
230. gine speed 500 r min or more The voltage of the clutch 1 pressure sensor remains Time since above engine condition 400 millisec 1 16 V or more for 160 milliseconds ond or more PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q ls DTC No P0842 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 45 DIAGNOSIS lt TC SST gt DTC P0843 Clutch 1 Pressure Sensor System Output high range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch 1 pressure sen sor is normal DESCRIPTIONS OF MONITOR METHODS The output of the clutch 1 pressure sensor is too high MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENS
231. gnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS SHIFT LEVER DTC SET CONDITIONS The periodic communication data from the engine control module cannot be received PROBABLE CAUSES e The CAN bus line is defective e Malfunction of engine control module e Malfunction of the shift lever ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using the scan tool diagnose the CAN bus lines Q Is the check result normal YES NO Go to Step 2 Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Scan tool diagnostic trouble code Check the engine diagnostic trouble code Refer to GROUP 13A Troubleshooting P 13A 44 Q Is the DTC set YES NO Perform the relevant troubleshooting Go to Step 3 STEP 3 Check whether the DTC is reset Q Is DTC No U0100 set YES NO DTC U0101 TC SST Time out Error A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal Replace the shift lever assembly Refer to P 22C 334 Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15
232. gnose the CAN power supply l bus lines e P0746 Line pressure solenoid system Drive cur rent range out Wh he ECU i l h enever ine FOUIS TePIACEN r eneure tat e P0960 Line pressure solenoid system Open cir the CAN bus lines are normal cuit DIAGNOSTIC FUNCTION e P0961 Line pressure solenoid system Overvolt TC SST ECU checks that the high side 1 circuit is age normal e P0962 Line pressure solenoid system Short to ground DESCRIPTIONS OF MONITOR METHODS e P0963 Line pressure solenoid system Short to p power supply The high side 1 circuit is determined to be short to e P0968 Shift cooling switching solenoid system power supply Open circuit e P0970 Shift cooling switching solenoid system MONITOR EXECUTION Short to ground e Continuous e P0971 Shift cooling switching solenoid system Short to power supply MONITOR EXECUTION CONDITIONS Sensor The sensor below is determined to be OTHER MONITOR AND SENSOR normal e Shift select solenoid 2 e Line pressure solenoid e Shift cooling switching solenoid Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0758 Shift select solenoid 2 system Open cir cuit TSB Revision 22C 200 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor No Monitoring condition met Yes N FET can
233. gt Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e Engine speed 500 r min or more e Time since above engine condition 400 millisec ond or more e Requested shift fork Shift fork 1 JUDGMENT CRITERIA e Shift fork position 6 mm 0 24 inch 5th gear side or less or 6 mm 0 24 inch 3rd gear side or more or 1 8 mm 0 071 inch neutral position or more and initialized fork position shift fork 1 position 2 5 mm 0 098 inch or less 200 milli second OBD II DRIVE CYCLE PATTERN lt FUNCTIONAL CHECK SHIFT FORK 1 REQUESTED BUT SHIFT FORK 2 MOVEMENT gt The status with the shift fork position 6 mm 0 24 inch 5th gear side or more or with 6 mm 0 24 inch 3rd gear side or less or with 1 8 mm 0 071 inch neutral position or less and with the initialized fork position shift fork 1 position 2 5 mm 0 098 inch or more continues for 200 milliseconds PROBABLE CAUSES e Malfunction of TC SST ECU e Malfunction of TC SST shift fork DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1836 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent
234. he CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P187A set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P187B Gear Block 6th Gear A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the gear engagement is normal DESCRIPTIONS OF MONITOR METHODS The engagement of the 6th gear is determined to be impossible to Cope with Intermittent Malfunction P 00 15 MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e Not applicable Sensor The sensor below is determined to be normal e Not applicable TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 237 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Monitoring condition met Gear synchro engagemen is 3 times blocked Malfunction AC710729 DTC SET CONDITIONS OBD
235. he ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the voltage of the shift fork position sensor 3 is normal DESCRIPTIONS OF MONITOR METHODS The voltage of the shift fork position sensor 3 is too high MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P182A Shift fork position sensor 3 system Volt age low range out P182C Shift fork position sensor 3 system Out put range out P182D Shift fork position sensor 3 system Neu tral P182E Shift fork position sensor 3 system Poor performance P1844 Shift fork 3 malfunction P1852 Shift fork 1 or 2 opposite direction move ment P1855 Shift fork 3 or 4 opposite direction move ment P1858 Even number gear axle interlock P1876 Gear block 1st P1877 Gear block 2nd P1878 Gear block 3rd P1879 Gear block 4th P187A Gear block 5th P187B Gear block 6th P187C Gear block reverse Sensor The sensor below is determined to be normal Not applicable TSB Revision 22C 130 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Shift fork position gt 3 008 V Yes Continuous failure for 160 msec Yes Malfunction AC710680 DTC SET CONDITIONS OBD II DRIVE CYCLE PAT
236. he FET channel output remains 100 mV or more for e Time since above engine condition 400 millisec 5 Seconds ond or more e FET Field Effect Transistor of high side 3 PROBABLE CAUSES Switched off e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 219 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P186F set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P1870 Engine torque signal abnormality A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU receives the periodic communication data from the engine control module via the CAN bus lines and checks the data for abnormality DESCRIPTIONS OF MONITOR METHODS The engine torque signal from the engine control module is determined to be abnormal MONITOR EXECUTION e Continuous MONITOR EXECUTION
237. hether the DTC is reset Q Is DTC No P0712 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P0713 TC SST ECU temperature sensor system Output high range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the output of the ECU tem perature sensor is normal DESCRIPTIONS OF MONITOR METHODS The output of the ECU temperature is determined to be too high MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0711 TC SST ECU temperature sensor system Gradient error e P0712 TC SST ECU temperature sensor system Output low range out e P1808 TC SST ECU temperature fluid tempera ture sensor system Correlation error Sensor The sensor below is determined to be normal e Not applicable TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 23 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Vehicle condition met ie Fluid temperature gt 150 C 302 F Continuous f
238. hift lever ECU DIAGNOSTIC PROCEDURE STEP 1 Check the battery Refer to GROUP 544A Battery Test P 54A 9 Q Is the battery in good condition YES Go to Step 2 NO Charge or replace the battery STEP 2 Measure the resistance at B 107 TC SST ECU connector Disconnect the connector and measure the resistance between terminal No 19 and ground at the wiring harness side OK Continuity exists 2 Q or less Q Is the check result normal YES Go to Step 5 NO Goto Step 3 STEP 3 TC SST ECU connector check B 107 Check for the contact with terminals Q Is the check result normal YES Go to Step 4 NO Repair the defective connector TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 297 DIAGNOSIS lt TC SST gt STEP 4 Check the wiring harness between B 107 TC SST ECU connector terminal No 19 and body ground Check the ground line for open circuit Q Is the check result normal YES Go to Step 5 NO Repair the wiring harness STEP 5 Measure the voltage at B 107 TC SST ECU connector Disconnect the connector and measure the voltage between terminal No 6 and ground at the wiring harness side OK Battery positive voltage Q Is the check result normal YES Go to Step 8 NO Goto Step 6 STEP 6 Inspection of the intermediate connector and TC SST ECU connector A 13 B 107 Check for the contact with terminals Q Is the check result normal YES Go to Step
239. his is speed of input shaft even TSB Revision 22C 30 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt Check Conditions lt Rationality plausibility fail ure gt e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA lt Rationality plausibility failure gt e Input shaft 1 odd speed Refer to Logic Flow Charts Monitor Sequence lt Rationality plausibil ity failure gt 250 millisecond OBD II DRIVE CYCLE PATTERN lt RATIONALITY PLAUSIBILITY FAILURE gt The value of the Logic Flow Charts Monitor Sequence lt Rationality plausibility failure returns to the normal value and remains in the state for 250 mil liseconds PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P0716 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P0717 Input shaft 1 odd number gear axle speed sensor system Output current low range out A CAUTION e If there is any problem in the CAN
240. iagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch shift pressure solenoid 1 circuit is normal DESCRIPTIONS OF MONITOR METHODS The supply current to the clutch shift pressure sole noid 1 is determined to be overcurrent MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0841 Clutch 1 pressure sensor system Poor performance e P0842 Clutch 1 pressure sensor system Output low range out e P0843 Clutch 1 pressure sensor system Output high range out e P2733 Clutch shift switching solenoid 1 spool stuck e P2736 Clutch shift switching solenoid 1 system Open circuit e P2738 Clutch shift switching solenoid 1 system Short to ground e P2739 Clutch shift switching solenoid 1 system Short to power supply e P181B Clutch 1 Pressure low range out e P181C Clutch 1 Pressure high range out e P1859 Disengagement too late with clutch 1 Sensor The sensor below is determined to be normal e Clutch 1 pressure sensor e Clutch shift switching solenoid 1 TSB Revision 22C 244 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET output lt 100 mV Yes Continuous fa
241. ide unlocked 5 Firmly push down the lock guide to lock it T NOTE The lock position of the key interlock cable is 1 UE ee automatically adjusted by a spring i cam dh J i a View A Spring Unlock C Key interlock cable Lock guide AC707937AD TSB Revision 22C 332 ON VEHICLE SERVICE TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST SHIFT LOCK MECHANISM CHECK SYSTEM CHECK M1225008600010 Inspe ction proc edur Check conditions Items to be checked Normal status Possible cause of abnormality Release the brake pedal Depress the brake pedal Ignition switch position LOCK OFF or ACC moved out of the P position Release the brake pedal Depress the brake pedal Ignition switch position ON The shift lever cannot be Shift lever assembly abnormality seizure damage or others Electrical circuit abnormality short circuit in solenoid or wiring harness Key interlock mechanism abnormality Shift lever assembly abnormality seizure damage or others Key interlock mechanism abnormality Shift lever assembly abnormality seizure damage or others Electrical circuit abnormality short circuit in solenoid or wiring harness The shift lever can be moved from the P smoothly position to other positions Shift lever assembly abnormality seizure damage or others Electrical circui
242. ift lever assembly 1 Replace the shift lever assembly Refer to P 22C 334 2 Verify that the condition described by the customer exists Q Does a malfunction take place again YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision 5 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 292 DIAGNOSIS lt TC SST gt INSPECTION PROCEDURE 3 Speed change with the paddle shift is impossible Paddle shift switch system circuit SHIFT LEVER C 27 1 2 3 4 LJ 5 6 7 8 e tot ti 2ptali4li5 16 TOR 11 W O gt Daq lt mo 5 9 10 C 130 E LET 1234 5 6 7 Ix 8 9 tojriniananispre LLI C5 gt lu Da gt 1 DE l caca ceca 3 1 PADDLE SHIFT SWITCH 4 C 207 DOWN 2 3 BLACK BLACK W8H22M011A Connector C 27 Connector C 207 D N 4 AC705170AM AC708953 AK Connector C 130 C 130 BR AC708950CM N CAUTION COMMENTS ON TROUBLE SYMPTOM Whenever the ECU is replaced ensure that the The paddle shift switch or TC SST ECU may have a CAN bus lines are normal problem TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 293 DIAGNOSIS
243. ift fork 1 or 2 opposite direction move e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION ment TC SST ECU checks that the shift fork position sen e P1855 Shift fork 3 or 4 opposite direction move sor 4 is normal ment e P1858 Even number gear axle interlock DESCRIPTIONS OF MONITOR METHODS b sie m P The shift fork position sensor 4 is determined to be c P1878 Gear Block 3rd abnormal e P1879 Gear block 4th e P187A Gear block 5th MONITOR EXECUTION e P187B Gear block 6th e Continuous e P187C Gear block reverse Sensor The sensor below is determined to be MONITOR EXECUTION CONDITIONS normal OTHER MONITOR AND SENSOR e Not applicable Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1831 Shift fork position sensor 4 system Volt age low range out TSB Revision 22C 144 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Calculated input shaft speed Yes Continuous failure for 500 msec Yes Malfunction AC711383 DTC SET CONDITIONS e Engine speed input shaft 1 speed 50 r min or Check Conditions ool e Voltage of battery 8 V or more JUDGMENT CRITERIA e Voltage of battery 16 5 V or less e Calculated speed 40 r min or less 500 millisec e Engine speed 500 r min or more ond e Time since above engine condition 40
244. ift fork 2 malfunction e P1852 Shift fork 1 or 2 opposite direction move ment e P1855 Shift fork 3 or 4 opposite direction move ment P1857 Odd number gear axle interlock P1876 Gear block 1st P1877 Gear block 2nd P1878 Gear block 3rd P1879 Gear block 4th P187A Gear block 5th P187B Gear block 6th P187C Gear block reverse Sensor The sensor below is determined to be normal e Not applicable TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 117 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Shift fork position lt 0 128 V Yes Continuous failure for 160 msec Yes Malfunction AC710676 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The position sensor voltage remains 0 128 V or more Check Conditions for 160 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA PROBABLE CAUSES e Position sensor voltage 0 128 V or less 160 mil MAO Re eee lisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q ls DTC No P1825 set YES Replace the TC SST assembly Refer to P 22C 341
245. ift switching solenoid 1 TSB Revision s TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 202 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor No Monitoring condition met FET current 8 1 A FET output 100 mV Continuous failure for 1 sec Malfunction AC710725 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The status with the current of the FET channel shunt 8 1 Aor less and with the FET channel output 100 mV or more continues for 1 second Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e High side 2 switch ON DCMENT RITERIA PROBABLE CAUSES JUDG c e Malfunction of TC SST ECU e FET Field Effect Transistor current 8 1 A or more and FET Field Effect Transistor output 100 mV or less 1 second DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 203 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q ls DTC No P1866 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer
246. ilure for 300 msec Yes Malfunction DTC SET CONDITIONS Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more JUDGMENT CRITERIA e FET Field Effect Transistor current 3 5 A or more and FET Field Effect Transistor output 100 mV or less 300 millisecond Monitoring condition met Yes FET Field Effect Transistor AC710657 OBD II DRIVE CYCLE PATTERN The status with the current of the FET channel shunt 3 5 A or less and with the FET channel output 100 mV or more continues for 300 milliseconds PROBABLE CAUSES e Malfunction of TC SST ECU TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 245 DIAGNOSIS lt TC SST gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P2719 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P2720 Clutch Shift Pressure Solenoid 1 System Short to ground A CAUTION e If there is any p
247. ined gear o 99 9 9 O S ee ve e icem TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt Item Display contents Target gear SST control mode Ath 5th 6th R N Odd number N Even number Undefined gear CITY SPORT SUPER SPORT Gear change mode AUTO Manual Torque limit request Fuel cut ON OFF Torque limit request Throttle open ON OFF Torque limit request Retard ON OFF Requested engine speed MU internal malfunction code No r min MU internal malfunction code No MU internal malfunction code No MU internal malfunction code No MU internal malfunction code No 3 MU internal malfunction code No 6 5 36 MU internal malfunction code No 7 BCD 7 MU i 3 BCD 3 internal malfunction code No 8 NOTE BDC Binary Coded Decimal DIAGNOSTIC TROUBLE CODE CHART A CAUTION M1225000600016 During diagnosis a DTC associated with other system may be set when the ignition switch is turned ON with connector s disconnected On completion confirm all systems for diagnostic trouble code s If diagnostic trouble code s are set erase them all Diagnostic item Reference page VIN not recorded P 22C 15 EEPROM system Malfunction P 22C 16 TSB Revision Internal control module monitoring processor syste
248. ined to be normal e Not applicable LOGIC FLOW CHARTS Monitor Sequence Functional check blocked START Malfunction Monitoring condition met Malfunction criteria met AC710675 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 149 DIAGNOSIS lt TC SST gt DTC SET CONDITIONS lt FUNCTIONAL CHECK BLOCKED gt Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more Common high side 1 voltage 2 5 V or more e Common high side 3 voltage 2 5 V or more JUDGMENT CRITERIA 3 779 1 Until completion of initial shift fork action 2 t e 2 After completion of initial shift fork action o 254 E C o o 2 T E 3 x s 40 20 20 120 40 4 82 68 248 Fluid temperature C F AC710827AB Coefficient 4 000 8 000 16 000 Line pressure mbar AC710826 AB e Shift fork operation time Shift fork operation time threshold value or more immediately e Shift fork operation time threshold value Equal the maximum allowed time x Coefficient imme diately OBD II DRIVE CYCLE PATTERN FUNCTIONAL CHECK BLOCKED The shift fork operation time is threshold value or less TSB Revision 22C 150 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC
249. ines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the supply voltage to the shift fork position sensor 3 and 4 is normal DESCRIPTIONS OF MONITOR METHODS The supply voltage to the shift fork position sensor 3 and 4 is too low MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P182A Shift fork position sensor 3 system Volt age low range out e P182B Shift fork position sensor 3 system Volt age high range out e P182C Shift fork position sensor 3 system Out put range out P182E Shift fork position sensor 3 system Poor performance P1831 Shift fork position sensor 4 system Volt age low range out P1832 Shift fork position sensor 4 system Volt age high range out P1833 Shift fork position sensor 4 system Out put range out P1835 Shift fork position sensor 4 system Poor performance P1836 Shift fork 1 malfunction P183D Shift fork 2 malfunction P1844 Shift fork 3 malfunction P184B Shift fork 4 malfunction P1852 Shift fork 1 or 2 opposite direction move ment P1855 Shift fork 3 or 4 opposite direction move ment P1857 Odd number gear axle interlock P1858 Even number gear axle interlock P1876 Gear block 1st P1877 Gear block 2nd P1878 Gear block 3rd P1879 Gear block 4th P1
250. ion AC710667 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions Ue picis e bra Battery voltage 2 e Voltage of battery 8 V or more Fortess Ir UIS OS e Voltage of battery 16 5 V or less e Clutch shift changeover solenoid 2 ON PROBABLE CAUSES JUDGMENT CRITERIA e Malfunction of TC SST ECU e FET Field Effect Transistor output Battery volt age 2 V or more 160 millisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision 22C 282 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P2815 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC U0001 Bus off A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DESCRIPTIONS OF MONITOR METHODS TC SST ECU ceases communication bus off MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SE
251. ion TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST OIL COOLER 22C 347 OIL COOLER REMOVAL AND INSTALLATION M1225010400013 Pre removal and Post installation Operation e Transmission oil draining and refilling Refer to P 22C 328 e Front bumper and radiator grille assembly removal and installation Refer to GROUP 51 Front Bumper and Radiator Grille Assembly P 51 3 9 5 3 5 N m 5235 N diuo m 85 30 in Ib 9 5 x 3 5 N m 85 x 30 in Ib AC705841AC Removal steps Removal steps Continued 1 Oil cooler duct Hose clamp Oil cooler hose assembly Oil cooler bracket connection Oil cooler hose assembly 3 Oil cooler assembly oor TSB Revision 22C 348 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST PADDLE SHIFT ASSEMBLY PADDLE SHIFT ASSEMBLY REMOVAL AND INSTALLATION M1225010600017 Pre removal Operation Post installation Operation e Steering wheel assembly and driver s air bag module e Steering column lower cover and steering column upper removal Refer to GROUP 37 Steering Wheel P 37 22 cover installation Refer to GROUP 37 Steering Shaft e Steering column lower cover and steering column upper P 37 26 cover removal Refer to GROUP 37 Steering Shaft e Steering wheel assembly and driver s air bag module P 37 26 installation Refer to GROUP 37 Steering Wheel P 37 22 e Steering wheel at straight ahead position check 7 0 3 0 N m 62 26 in Ib
252. ircuit e P2728 Clutch shift pressure solenoid 2 system Overcurrent e P2729 Clutch shift pressure solenoid 2 system Short to ground e P2730 Clutch shift pressure solenoid 2 system Short to power supply e P2809 Clutch shift switching solenoid 2 spool stuck e P2812 Clutch shift switching solenoid 2 system Open circuit e P2814 Clutch shift switching solenoid 2 system Short to ground e P2815 Clutch shift switching solenoid 2 system Short to power supply P181B Clutch 1 Pressure low range out P181C Clutch 1 Pressure high range out P1859 Disengagement too late with clutch 1 P181E Clutch 2 Pressure low range out P181F Clutch 2 Pressure high range out P185B Disengagement too late with clutch 2 Sensor The sensor below is determined to be normal e Shift select solenoid 1 e Clutch shift pressure solenoid 2 e Clutch shift switching solenoid 2 TSB Revision 22C 218 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor No Monitoring condition met Yes N FET output 100 mV E Yes Continuous failure No for 5 sec Yes AC710728 DTC SET CONDITIONS JUDGMENT CRITERIA e FET output 100 mV or less 5 seconds Check Conditions Voltage of battery 8 V or more e e Voltage of battery 16 5 V or less OBD II DRIVE CYCLE PATTERN e Engine speed 500 r min or more T
253. is diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch cooling flow solenoid circuit is normal DESCRIPTIONS OF MONITOR METHODS The clutch cooling flow solenoid circuit is determined to be short to ground MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0776 Clutch cooling flow solenoid system Drive current range out e P0777 Clutch cooling flow solenoid system Stuck e P0964 Clutch cooling flow solenoid system Open circuit e P0965 Clutch cooling flow solenoid system Overvoltage e P0967 Clutch cooling flow solenoid system Short to power supply Sensor The sensor below is determined to be normal e Not applicable TSB Revision 22C 64 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor Yes FET output 100 mV Yes Continuous failure for 180 msec Yes Malfunction AC710637 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The FET channel output remains 100 mV or more for Check Conditions 180 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less PROBABLE CAUSES JUDGMENT CRITERIA i e
254. itial shift fork action e 2 After completion of initial shift fork action 25 3 20 120 40 4 32 68 248 Fluid temperature C F AC710827AB Maximum allowed time sec Yes Yes AC710675 Coefficient 4 000 8 000 16 000 Line pressure mbar AC710826 AB e Shift fork operation time Shift fork operation time threshold value or more immediately e Shift fork operation time threshold value Equal the maximum allowed time x Coefficient imme diately OBD II DRIVE CYCLE PATTERN lt FUNCTIONAL CHECK BLOCKED gt The shift fork operation time is threshold value or less TSB Revision 22C 158 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Functional check 5th gear gt START No Monitoring condition met Shift fork 2 position lt 6 mm 0 24 inch Input shaft 1 speed gt 500 r min Continuous failure for 400 msec Yes Malfunction DTC SET CONDITIONS lt FUNCTIONAL CHECK 5TH GEAR gt Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more Shift fork 2 current gear 5th gear Synchro slip speed gt 80 r min AC710689 Judgement Criteria e Shift fork position 6 mm 0 24 inch or less
255. ition switch ACC Battery positive voltage Ignition switch Other than above 1 V or less 6 Ground Always 1 V or less TSB Revision 22C 326 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt SHIFT LEVER gt Connector Term Check items Check conditions Standard value number inal No C 27 1 CAN_H E 2 CAN L E 3 R range output Ignition switch ON Shift lever position Battery positive R voltage Shift lever position 1 V or less Other than above 4 R range input Always Battery positive voltage 5 N range output Ignition switch ON Shift lever position Battery positive N voltage Shift lever position 1 V or less Other than above 6 Illumination power Taillight Turned ON Battery positive supply for floor console voltage panel Taillight Turned OFF 1 V or less 7 P N range input Always Battery positive voltage 8 Ground Always 10 Paddle switch Down Ignition switch ON Paddle shift 1 V or less position Downshift and hold Paddle shift Battery positive position Other voltage than the above 11 Paddle switch Up Ignition switch ON Paddle shift 1 V orless position Upshift and hold Paddle shift Battery positive position Other voltage than the above 12 Power supply Always Battery positive voltage 13 Ignition switch IG1 Ignition switch ON Battery positive voltage Ignition switch Othe
256. itions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less OBD II DRIVE CYCLE PATTERN e Engine speed 500 r min or more The voltage of the clutch 1 pressure sensor remains e Time since above engine condition 400 millisec 2 48 V or less for 160 milliseconds ond or more PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q ls DTC No P0843 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 47 DIAGNOSIS lt TC SST gt DTC P0846 Clutch 2 Pressure Sensor System Poor performance A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch 2 pressure sen sor is normal DESCRIPTIONS OF MONITOR METHODS The difference between the allow
257. itor There is no temporary DTC stored in memory for the item monitored below e Not applicable Sensor The sensor below is determined to be normal e Not applicable TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 79 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Monitoring condition met Coding state not programmed Malfunction AC710730 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions The coding is completed e Ignition switch ON PROBABLE CAUSES JUDGMENT CRITERIA e Coding state Not programmed Immediately ENON DET A UE DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1676 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision 22C 80 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC P1802 Shift Lever System LIN communication malfunction LIN communication system circuit TRANSAXLE ASSEMBLY
258. k 3rd P1879 Gear block 4th P187A Gear block 5th P187B Gear block 6th P187C Gear block reverse Sensor The sensor below is determined to be normal e Not applicable TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 123 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Calculated input shaft speed Yes Continuous failure for 500 msec Yes Malfunction AC711383 DTC SET CONDITIONS e Engine speed input shaft 2 speed 50 r min or Check Conditions ool e Voltage of battery 8 V or more JUDGMENT CRITERIA e Voltage of battery 16 5 V or less e Calculated speed 40 r min or less 500 millisec e Engine speed 500 r min or more ond e Time since above engine condition 400 millisec ond or more OBD II DRIVE CYCLE PATTERN e Input shaft 1 odd speed 500 r min or more The calculated speed remains 40 r min or more for e Input shaft 2 even speed 500 r min or more 500 milliseconds e Shift fork 2 position Neutral e Input shaft 2 even gear Engaged PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision 22C 124 TWIN CLUTCH SPORT
259. l CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P0974 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision 22C 74 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC P0976 Shift Select Solenoid 2 System Short to ground A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the shift select solenoid 2 circuit is normal DESCRIPTIONS OF MONITOR METHODS The shift select solenoid 2 circuit is determined to be short to ground LOGIC FLOW CHARTS Monitor Sequence START p Malfunction DTC SET CONDITIONS Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less FET output 100 mV Yes Continuous failure for 1 sec Yes MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR
260. lated pressure 5 000 mbar or less 220 CLUTCH 1 ODD PRESSURE 3 000 millisecond MBAR OR MORE gt Check Canditions OBD II DRIVE CYCLE PATTERN TARGET e Engine speed 500 r min or more CLUTCH 1 ODD PRESSURE 3 000 e Time since above engine condition 400 millisec MBAR OR MORE ond or more The calculated pressure remains 5 000 mbar or e Clutch 1 odd state Slip or engaged more for 220 milliseconds e Target clutch 1 odd pressure 3 000 mbar or more TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 97 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Target clutch 1 odd pressure 1 400 mbar or more to 3 000 mbar or less gt START Calculated pressure lt 2 000 mbar Malfunction DTC SET CONDITIONS lt TARGET CLUTCH 1 ODD PRESSURE 1 400 MBAR OR MORE TO 3 000 MBAR OR LESS gt Check Conditions e Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more Clutch 1 odd state Slip or engaged Target clutch 1 odd pressure 1 400 mbar or more Monitoring condition met Yes Yes Continuous failure for 220 msec Yes AC710673 JUDGMENT CRITERIA e Calculated pressure 2 000 mbar or less 220 millisecond OBD II DRIVE CYCLE PATTERN lt TARGET CLUTCH 1 ODD PRESSURE 1 400 MBAR OR MORE TO 3 000 MBAR OR LESS gt The calculated pressure remains 2 000 mbar or more for 220 milliseconds TSB Revi
261. le code may be mode switch is determined to be stuck on set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that PROBABLE CAUSES the CAN bus lines are normal e Twin clutch SST control mode switch malfunction e Malfunction of TC SST ECU DIAGNOSTIC FUNCTION TC SST ECU checks that the twin clutch SST control mode switch is normal DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1881 set YES Go to Step 3 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 STEP 3 Twin clutch SST control mode switch check Refer to P 22C 349 Q Is the check result normal YES Go to Step 4 NO Replace the twin clutch SST control mode switch Refer to P 22C 349 STEP 4 Shift lever assembly replacement 1 Replace the shift lever assembly Refer to P 22C 334 2 Check if the DTC is set Q Is DTC No P1881 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC S
262. le shift switch connector C 27 C 130 C 207 Check for the contact with terminals Q Is the check result normal YES Go to Step 7 NO Repair the defective connector TSB Revision s TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 294 DIAGNOSIS lt TC SST gt STEP 7 Check the wiring harness between C 207 paddle shift switch connector terminal No 1 and C 27 shift lever assembly connector terminal No 11 and between C 207 paddle shift switch connector terminal No 3 and C 27 shift lever assembly connector terminal No 10 Check the output line for short or open circuit Q Is the check result normal YES Go to Step 8 NO Repair the wiring harness STEP 8 Trouble symptom recheck after replacing the shift lever assembly 1 Replace the shift lever assembly Refer to P 22C 334 2 Verify that the condition described by the customer exists Q Does a malfunction take place again YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST E DIAGNOSIS lt TC SST gt 22C 295 INSPECTION PROCEDURE 4 TC SST ECU power supply circuit malfunction Power supply system circuit
263. less 3 N mode sieh Other than above Not Ht present 1 21344 5 EOE WEE DE 1 3 Operate to direction B Yes 2 Qor then hold less AC708087AD Other than above Not present 2 When other than above replace the twin clutch SST control mode switch TSB Revision 22C 334 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST TRANSMISSION CONTROL TRANSMISSION CONTROL REMOVAL AND INSTALLATION A CAUTION When the transaxle control cable is disconnected check after the installation that the cable is prop erly connected and that the parking lock mechanism operates normally At this time do not check by simply using the display on the combination meter and shift indicator panel Always check according to the procedure below M1225009600013 e With the P range the vehicle does not move on a slight slope or when pushed by hands e When driving at 5 km h or less the vehicle stops when the shift lever is moved to the P range Post installation Operation e Key interlock mechanism check Refer to P 22C 330 e Shift lock mechanism check Refer to P 22C 332 e Shift lever operation check Refer to P 22C 330 7 1124 N m XS 98 35 in Ib 62 26 in Ib l 4 Seay E 9 5 3 5 N m 85 x 30 in Ib AC705526AC SHIFT LEVER ASSEMBLY REMOVAL STEPS 1 Shift knob e Floor console bracket A Refer to GROUP 52A Floor Console Assembly P 52A 9 gt gt B lt
264. less e Shift cooling changeover solenoid OFF JUDGMENT CRITERIA e FET Field Effect Transistor output Battery volt age 2 V or more 220 millisecond PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P0971 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 71 DIAGNOSIS lt TC SST gt DTC P0973 Shift Select Solenoid 1 System Short to ground A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the shift select solenoid 1 circuit is normal DESCRIPTIONS OF MONITOR METHODS The shift select solenoid 1 circuit is determined to be short to ground LOGIC FLOW CHARTS Monitor Sequence START p Malfunction DTC SET CONDITIONS Check
265. lfunction The pressure of the clutch 1 is too low Sensor The sensor below is determined to be normal MONITOR EXECUTION e Clutch 1 pressure sensor e Continuous LOGIC FLOW CHARTS Monitor Sequence START Monitoring condition met Yes Calculated pressure 2 000 mbar Yes Continuous failure for 5 sec Yes AC710671 e Voltage of battery 16 5 V or less DTC SET CONDITIONS e Engine speed 500 r min or more Check Conditions e Time since above engine condition 400 millisec e Voltage of battery 8 V or more ond or more TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 95 DIAGNOSIS lt TC SST gt e Clutch 1 odd state Slip or engaged e Clutch shift pressure solenoid 1 Not OFF or not in valve cleaning mode JUDGMENT CRITERIA e Calculated pressure 2 000 mbar or more 5 sec onds OBD II DRIVE CYCLE PATTERN The calculated pressure remains 2 000 mbar or less for 5 seconds PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P181B set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfu
266. lfunction P1852 Shift fork 1 or 2 opposite direction move ment P1855 Shift fork 3 or 4 opposite direction move ment P1857 Odd number gear axle interlock P1876 Gear block 1st P1877 Gear block 2nd P1878 Gear block 3rd P1879 Gear block 4th P187A Gear block 5th P187B Gear block 6th P187C Gear block reverse Sensor The sensor below is determined to be normal Not applicable TSB Revision 22C 110 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START No Monitoring condition met Yes Shift fork position No counter lt 500 Yes Shift fork position No counter gt 500 Yes Continuous failure for 180 msec Yes AC710681 DTC SET CONDITIONS JUDGMENT CRITERIA D e Shift fork 1 position counter digitized sensor Check Conditions value 500 counts or less or shift fork 1 position Voltage of battery 8 V or more counter digitized sensor value 500 counts or Voltage of battery 16 5 V or less more 180 millisecond Engine speed 500 r min or more Time since above engine condition 400 millisec OBD II DRIVE CYCLE PATTERN ond or more 7 e Shift system status Gear change mode during The status with the shift fork 1 position counter digi shift fork moving tized sensor value 500 counts or more or with the shift fork 1 position counter digitized sensor value 500 counts or l
267. llisec ond or more Requested shift fork Shift fork 4 JUDGMENT CRITERIA e Shift fork position 6 mm 0 24 inch 6th gear side or more or 1 8 mm 0 071 inch neutral position or more and initialized fork position shift fork 4 position 2 5mm 0 098 inch or less 200 millisecond OBD II DRIVE CYCLE PATTERN FUNCTIONAL CHECK SHIFT FORK 3 REQUESTED BUT SHIFT FORK 4 MOVEMENT The status of the shift fork position 6 mm 0 24 inch 6th gear side or less or with 1 8 mm 0 071 inch neutral position or less and with the initialized fork position shift fork 3 position 2 5 mm 0 098 inch or more continues for 200 milliseconds PROBABLE CAUSES e Malfunction of TC SST ECU e Malfunction of TC SST shift fork DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES NO STEP 2 Go to Step 2 Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 Check whether the DTC is reset Q Is the DTC No P184B set YES NO Replace the TC SST assembly Refer to P 22C 341 Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P1852 Shift Fork 1 or 2 opposite direction movement A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set
268. lt TC SST gt PROBABLE CAUSES e Malfunction of the paddle shift switch e Damaged harness wires and connectors e Malfunction of the shift lever ECU e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 PADDLE SHIFT SWITCH CHECK Refer to P 22C 348 Q Is the check result normal YES Go to Step 3 NO Replace the paddle shift assembly Refer to P 22C 348 STEP 3 Measure the resistance at C 207 paddle shift switch connector Disconnect the connector and measure the resistance between terminal No 2 and ground at the wiring harness side OK Continuity exists 2 Q or less Q Is the check result normal YES Go to Step 6 NO Goto Step 4 STEP 4 Paddle shift switch connector check C 207 Check for the contact with terminals Q Is the check result normal YES Go to Step 5 NO Repair the defective connector STEP 5 Check the wiring harness between C 207 paddle shift switch connector terminal No 2 and the body ground Check the ground line for open circuit Q Is the check result normal YES Go to Step 6 NO Repair the wiring harness STEP 6 Inspection of the shift lever assembly connector intermediate connector and padd
269. lutch shift changeover solenoid 1 circuit is e P1859 Disengagement too late with clutch 1 determined to be short to ground Sensor The sensor below is determined to be normal MONITOR EXECUTION e Not applicable e Continuous LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor Yes FET output 100 mV Yes Continuous failure for 200 msec Yes Malfunction AC710662 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 262 DIAGNOSIS lt TC SST gt DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Ch T The FET channel output remains 100 mV or more for eck Conditions e Voltage of battery 8 V or more eRe mnllsecones e Voltage of battery 16 5 V or less JUDGMENT CRITERIA e FET Field Effect Transistor output 100 mV or less 200 millisecond PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P2738 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P2739 Clutch Shift Changeover Solenoid 1 Syst
270. m 0 24 inch or less 250 millisecond OBD II DRIVE CYCLE PATTERN SHIFT FORK 1 CURRENT GEAR 1ST GEAR The travel distance of the shift fork 1 remains 6 mm 0 24 inch or more for 250 milliseconds TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 115 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Shift fork 1 current gear Reverse gear gt START Yes Shift fork position gt 6 mm 0 24 inch Yes Continuous failure for 250 msec Yes Malfunction AC710683 DTC SET CONDITIONS lt SHIFT FORK 1 JUDGMENT CRITERIA CURRENT GEAR REVERSE GEAR gt e Shift fork 1 position 6 mm 9 24 inch or more 250 millisecond Check Conditions Voltage of battery 8 V or more OBD II DRIVE CYCLE PATTERN SHIFT e Voltage of battery 16 5 V or less e Engine speed 500 r min or more FORK 1 CURRENT GEAR REVERSE e Time since above engine condition 400 millisec GEAR ond or more The travel distance of the shift fork 1 remains 6 mm Input shaft 1 odd speed 500 r min or more 9 24 inch or less for 250 milliseconds e Shift fork 1 current gear Reverse gear e Synchro reverse gear slip speed 80 r min or PROBABLE CAUSES n e Malfunction of TC SST ECU e Requested shift fork Not shift fork 1 DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step
271. m Malfunction P 22C 16 TC SST ECU temperature sensor system Gradient error P 22C 18 TC SST ECU temperature sensor system Output low range out P 22C 20 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 11 DIAGNOSIS lt TC SST gt Diagnostic item Reference page TC SST ECU temperature sensor system Output high range out P 22C 22 Input shaft 1 odd number gear axle speed sensor system Output P 22C 24 high range out Input shaft 1 odd number gear axle speed sensor system Poor P 22C 26 performance Input shaft 1 odd number gear axle speed sensor system Output P 22C 30 low range out Engine speed signal abnormality P 22C 32 Line pressure solenoid system Drive current range out P 22C 33 Shift select solenoid 1 system Open circuit P 22C 35 Shift select solenoid 2 system Open circuit P 22C 36 Clutch cooling flow solenoid system Drive current range out P 22C 38 Clutch cooling flow solenoid system Stuck P 22C 39 Clutch 1 pressure sensor system Poor performance P 22C 41 P0842 Clutch 1 pressure sensor system Output low range out P 22C 43 P0843 Clutch 1 pressure sensor system Output high range out P 22C 45 P0846 Clutch 2 pressure sensor system Poor performance P 22C 47 Clutch 2 pressure sensor system Output low range out P 22C 49 Clutch 2 pressure sensor system Output high range out P 22C 51 Line pressure solenoid system Open circuit P 22C 53
272. m Open circuit P 22C 197 High side 1 system Short to power supply P 22C 199 High side 2 system Overcurrent P 22C 201 High side 2 system Open circuit P 22C 203 High side 2 system Short to power supply P 22C 205 High side 3 system Overcurrent P 22C 207 High side 3 system Open circuit P 22C 209 High side 3 system Short to power supply P 22C 211 High side 1 system Voltage low range out P 22C 213 High side 2 system Voltage low range out P 22C 215 APS system Signal abnormality P186F High side 3 system Voltage low range out P 22C 217 P1870 Engine torque signal abnormality P 22C 219 P 22C 221 Between shift lever and TC SST system Q A function abnormality P 22C 223 Clutch 1 system Pressure abnormality P 22C 225 Clutch 2 system Pressure abnormality P 22C 225 Damper speed sensor system Poor performance P 22C 226 Gear block 1st P 22C 229 Gear block 2nd P 22C 230 Gear block 3rd P 220 232 Gear block 4th P 22C 233 Gear block 5th P 22C 235 Gear block 6th P 22C 236 Gear block reverse TSB Revision P 22C 238 22C 14 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt Diagnostic item Reference page EOL Mode Active P 22C 239 Twin clutch SST control mode switch sys
273. multiplate clutch x 2 Gear ratio 3 655 2 368 1 754 Sth 1 322 1 008 6th 0 775 Reverse 4 011 Final gear ratio 4 062 Helical gear LSD front differential Present Transfer Reduction ratio 3 307 Differential gear unit Item Hydraulic pressure multiplate clutch ACD LUBRICANT Brand Capacity M1225000200018 Transmission oil dm 3 qt Mitsubishi genuine Dia Queen SSTF I 7 1 7 5 Including 0 6 0 63 in oil cooler Transfer oil dm qt Mitsubishi genuine Dia Queen LSD 0 8 0 9 Gear Oil AWC fluid dm qt Mitsubishi genuine Dia Queen ATF 1 0 1 1 SPIII Front propeller shaft Sleeve yoke section Mitsubishi genuine Dia Queen Super Adequate Hypoid Gear Oil SAE 90 GL 5 amount Transfer O ring Mitsubishi genuine Dia Queen ATF outer edge Spline section of input shaft SPIII Transaxle assembly O ring Spline sections of input shaft and flywheel Molykote BR2 Plus TSB Revision 22C 4 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST SPECIAL TOOLS SPECIAL TOOLS Tool number and name Supersession Application MB991958 MB991824 KIT Checking diagnostic trouble codes a MB991824 NOTE G A CAUTION b MB991827 MB991826 For vehicles with CAN c MB991910 M U T Ill trigger communication use M U T III d MB991911 harness isnot main harness A to send e
274. n AC710659 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions Ue picis e bra Battery voltage 2 e Voltage of battery 8 V or more Por less Tor HUS RSS e Voltage of battery 16 5 V or less e Clutch shift pressure solenoid 2 OFF PROBABLE CAUSES JUDGMENT CRITERIA e Malfunction of TC SST ECU e FET Field Effect Transistor output Battery volt age 2 V or more 160 millisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 257 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P2730 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P2733 Clutch Shift Changeover Solenoid 1 spool stuck A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch shift changeover solenoid 1 is n
275. n 95 10N m 71 x 7 ft lb 47 7N m 35 5 ft lb Removal steps Strut tower bar Refer to GROUP 42 Strut Tower Bar P 42A 15 Front driveshaft assembly output shaft assembly Refer to GROUP 26 Driveshaft assembly P 26 15 Transaxle control cable connection Transaxle control cable bracket Transaxle assembly connector connection Control wiring harness connection Starter mounting bolt Oil cooler hose assembly connection lt lt D gt gt lt lt E gt gt gt gt B lt lt lt lt F gt gt gt gt A lt lt gt gt A lt lt TSB Revision 38 5 ft lb 12 13 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST TRANSAXLE ASSEMBLY 1124 N m ae 98 35 in Ib T BE 11 51 7N m 7 38 5 ft lb 51 x 7 N m 38 x 5 ft Ib 51 7 N m 38 5 ft lb AC708920 AC Removal steps Front axle crossmember assembly Refer to GROUP 32 Crossmember P 32 10 Transfer assembly Refer to P 22C 339 Transaxle assembly upper part coupling bolt Transaxle mounting bracket Transaxle mounting insulator stopper Transaxle mounting insulator Engine assembly support Transaxle assembly lower part coupling bolt Transaxle assembly O ring TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 343 TRANSAXLE ASSEMBLY REMOVAL SERVICE POINTS lt lt A gt gt STRUT TOWER BAR REMOVAL After removing the strut tower bar temporarily install the strut assembly lt lt B gt gt TRANSA
276. n DTC SET CONDITIONS FUNCTIONAL CHECK MOVE OPPOSITE DIRECTION LEFT SIDE Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more Shift fork 3 and 4 current gear Neutral e Shift fork 3 and 4 target direction 0 mm 0 inch or more JUDGMENT CRITERIA e Shift fork 3 and 4 position 1 8 mm 0 071 inch or less 250 millisecond AC710721 OBD II DRIVE CYCLE PATTERN FUNCTIONAL CHECK MOVE OPPOSITE DIRECTION LEFT SIDE The shift fork 3 and 4 positions remain 1 8 mm 0 071 inch or more for 250 milliseconds PROBABLE CAUSES e Malfunction of TC SST ECU e Malfunction of TC SST shift fork TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 185 DIAGNOSIS lt TC SST gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES NO STEP 2 Go to Step 2 Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 Check whether the DTC is reset Q Is the DTC No P1855 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P1857 Odd number gear axle interlock A CAUTION e If there is any problem in the CA
277. n 2 5 mm 0 098 inch or less 200 milli second OBD II DRIVE CYCLE PATTERN FUNCTIONAL CHECK SHIFT FORK 4 REQUESTED BUT SHIFT FORK 2 MOVEMENT The status with the shift fork position 6 mm 0 24 inch 5th gear side or more or with 6 mm 0 24 inch 3rd gear side or less or with 1 8 mm 0 071 inch neutral position or less and with the initialized fork position shift fork 4 position 2 5 mm 0 098 inch or more continues for 200 milliseconds TSB Revision 22C 178 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Functional check shift fork 4 requested but shift fork 3 movement gt START Monitoring condition met Shift fork 3 position 6th gear side Shift fork 3 position gt 6 mm 0 24 inch Shift fork 3 positio neutral position Shift fork 3 position gt 1 8 mm 0 071 inch Initialized fork position 7 shift fork 4 position 2 5 mm 0 098 inch Continuous failure for 200 msec Malfunction TSB Revision AC710717 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 179 DIAGNOSIS lt TC SST gt DTC SET CONDITIONS lt FUNCTIONAL CHECK SHIFT FORK 4 REQUESTED BUT SHIFT FORK 3 MOVEMENT gt Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 mi
278. nction Refer to GROUP 00 How DTC P181C Clutch 1 Pressure high range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch 1 pressure is normal DESCRIPTIONS OF MONITOR METHODS The pressure of the clutch 1 is too high MONITOR EXECUTION e Continuous to Cope with Intermittent Malfunction P 00 15 MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0841 Clutch 1 pressure sensor system Poor performance e P0842 Clutch 1 pressure sensor system Output low range out e P0843 Clutch 1 pressure sensor system Output high range out e P1836 Shift fork 1 malfunction e P183D Shift fork 2 malfunction Sensor The sensor below is determined to be normal e Clutch 1 pressure sensor TSB Revision 22C 96 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Target clutch 1 odd pressure 3 000 mbar or more gt START Yes Calculated pressure 5 000 mbar Yes Continuous failure for 220 msec Yes Malfunction AC710672 JUDGMENT CRITERIA DTC SET CONDITIONS TARGET e Calcu
279. nes DESCRIPTIONS OF MONITOR METHODS Whenever the ECU is replaced ensure that The EEPROM writing data is determined to be the CAN bus lines are normal abnormal PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P0701 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P0702 Internal control module monitoring processor system Malfunction A CAUTION DIAGNOSTIC FUNCTION e If there is any problem in the CAN bus lines TC SST ECU checks that the internal module and an incorrect diagnostic trouble code may be monitoring processor are normal set Prior to this diagnosis diagnose the CAN bus lines DESCRIPTIONS OF MONITOR METHODS e Whenever the ECU is replaced ensure that The internal module and monitoring processor are the CAN bus lines are normal determined to be abnormal TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 17 DIAGNOSIS lt TC SST gt MONITOR EXECUTION Sensor The sensor below is determined to be e Continuous
280. nes are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the shift select solenoid 1 circuit is normal DESCRIPTIONS OF MONITOR METHODS The shift select solenoid 1 circuit is determined to be open LOGIC FLOW CHARTS Monitor Sequence START Malfunction Monitoring condition met Continuous failure for 1 sec Yes MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e Not applicable Sensor The sensor below is determined to be normal e Not applicable FET Field Effect Transistor No AC710622 TSB Revision 22C 36 DTC SET CONDITIONS Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA e FET Field Effect Transistor output 1 V or more 1 second TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt OBD II DRIVE CYCLE PATTERN The FET channel output remains 1 V or less for 1 second PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset
281. ngine condition 400 millisec ond or more e Clutch 1 odd state Disengaging JUDGMENT CRITERIA m nm TT jd 30 20 10 0 60 120 Fluid temperature degC Maximum allowed time sec a AC710825 AB e The disengagement time of the clutch depends on the fluid temperature is outside the threshold value OBD II DRIVE CYCLE PATTERN The disengagement time of the clutch depends on the fluid temperature corresponds with the threshold value PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1859 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P185A Engagement too late with clutch 1 A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal to Cope with Intermittent Malfunction P 00 15 DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch 1 is normal DESCRIPTIONS OF MONITOR M
282. nitoring condition met Shift fork position 6 mm 0 24 inch Input shaft 2 speed 500 r min Continuous failure for 400 msec Yes Malfunction DTC SET CONDITIONS FUNCTIONAL CHECK 4TH GEAR Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more e Shift fork 4 current gear 4th gear Synchro slip speed 80 r min 22C 173 AC710714 JUDGMENT CRITERIA e Shift fork position 6 mm 0 24 inch or less and input shaft 2 even speed 500 r min or more or synchro 4th gear slip speed 80 r min or more 400 millisecond OBD II DRIVE CYCLE PATTERN lt FUNCTIONAL CHECK 4TH GEAR gt The status with the shift fork position 6 mm 0 24 inch or more and with the input shaft 2 even speed 500 r min or less or with the synchro 4th gear slip speed 80 r min or less continues for 400 millisec onds TSB Revision 22C 174 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Functional check 2nd gear gt START No Monitoring condition met Shift fork position gt 6 mm 0 24 inch Input shaft 2 speed 500 r min Continuous failure for 400 msec Yes Malfunction DTC SET CONDITIONS FUNCTIONAL CHECK 2ND GEAR Check Conditions Voltage of battery 8
283. normal DESCRIPTIONS OF MONITOR METHODS The high side 1 circuit is determined to be open MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0758 Shift select solenoid 2 system Open cir cuit to Cope with Intermittent Malfunction P 00 15 e P0976 Shift select solenoid 2 system Short to ground e P0977 Shift select solenoid 2 system Short to power supply e P0746 Line pressure solenoid system Drive cur rent range out e P0960 Line pressure solenoid system Open cir cuit e P0961 Line pressure solenoid system Overvolt age e P0962 Line pressure solenoid system Short to ground e P0963 Line pressure solenoid system Short to power supply e P0968 Shift cooling switching solenoid system Open circuit e P0970 Shift cooling switching solenoid system Short to ground e P0971 Shift cooling switching solenoid system Short to power supply Sensor The sensor below is determined to be normal e Shift select solenoid 2 e Line pressure solenoid e Shift cooling switching solenoid TSB Revision 22C 198 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor No Monitoring condition met FET switched off FET output lt 100 mV
284. normal e Not applicable AC710720 JUDGMENT CRITERIA e Shift fork 1 and 2 position 1 8 mm 0 071 inch or more 250 millisecond OBD II DRIVE CYCLE PATTERN lt FUNCTIONAL CHECK MOVE OPPOSITE DIRECTION RIGHT SIDE gt The shift fork 1 and 2 positions remain 1 8 mm 0 071 inch or less for 250 milliseconds TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 181 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Functional check move opposite direction left side gt START Monitoring condition met Shift fork position lt 1 8 mm 0 071 inch Yes Continuous failure for 250 msec Yes Malfunction DTC SET CONDITIONS FUNCTIONAL CHECK MOVE OPPOSITE DIRECTION LEFT SIDE Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more Shift fork 1 and 2 current gear Neutral e Shift fork 1 and 2 target direction 0 mm 0 inch or more AC710721 JUDGMENT CRITERIA e Shift fork 1 and 2 position 1 8 mm 9 071 inch or less 250 millisecond OBD II DRIVE CYCLE PATTERN FUNCTIONAL CHECK MOVE OPPOSITE DIRECTION LEFT SIDE The shift fork 1 and 2 positions remain 4 8 mm 9 071 inch or more for 250 milliseconds PROBABLE CAUSES e Malfunction of TC SST ECU e Malfunction of TC SST shift fork TSB Revision
285. normal e Not applicable MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e Not applicable LOGIC FLOW CHARTS Monitor Sequence START Yes Vv Internal module monitoring processor is failed Malfunction AC710451 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions st ua module and monitoring processor are e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA e Internal module Monitoring processor fault PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision 22C 18 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P0702 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P0711 TC SST ECU temperature sensor system Gradient error A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior
286. nsor 4 system Volt age low range out P1832 Shift fork position sensor 4 system Volt age high range out P1834 Shift fork position sensor 4 system Neu tral P1835 Shift fork position sensor 4 system Poor performance P184B Shift fork 4 malfunction P1852 Shift fork 1 or 2 opposite direction move ment P1855 Shift fork 3 or 4 opposite direction move ment P1858 Even number gear axle interlock P1876 Gear block 1st P1877 Gear block 2nd P1878 Gear block 3rd P1879 Gear block 4th P187A Gear block 5th P187B Gear block 6th P187C Gear block reverse Sensor The sensor below is determined to be normal Not applicable TSB Revision 22C 142 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START No Monitoring condition met Yes Shift fork position No counter lt 500 Yes Shift fork position No counter gt 500 Yes Continuous failure for 180 msec Yes AC710681 DTC SET CONDITIONS JUDGMENT CRITERIA D e Shift fork 4 position counter digitized sensor Check Conditions value 500 counts or less or shift fork 4 position Voltage of battery 8 V or more counter digitized sensor value 500 counts or Voltage of battery 16 5 V or less more 180 millisecond Engine speed 500 r min or more Time since above engine condition 400 millisec OBD II DRIVE CYCLE PATTERN ond or m
287. o be abnormal MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P182A Shift fork position sensor 3 system Volt age low range out e P182B Shift fork position sensor 3 system Volt age high range out e P182D Shift fork position sensor 3 system Neu tral e P182E Shift fork position sensor 3 system Poor performance e P1844 Shift fork 3 malfunction e P1852 Shift fork 1 or 2 opposite direction move ment e P1855 Shift fork 3 or 4 opposite direction move ment P1858 Even number gear axle interlock P1876 Gear block 1st P1877 Gear block 2nd P1878 Gear block 3rd P1879 Gear block 4th P187A Gear block 5th P187B Gear block 6th P187C Gear block reverse Sensor The sensor below is determined to be normal e Not applicable TSB Revision 22C 132 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START No Monitoring condition met Yes Shift fork position No counter lt 500 Yes Continuous failure for 180 msec Yes Malfunction DTC SET CONDITIONS Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more e Shift system status Gea
288. o ground e P0967 Clutch cooling flow solenoid system Short to power supply DESCRIPTIONS OF MONITOR METHODS The clutch cooling flow solenoid circuit is determined to be open Sensor The sensor below is determined to be MONITOR EXECUTION e Continuous normal e Not applicable TSB Revision 22C 60 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor Yes Yes Continuous failure for 180 msec Yes Malfunction AC710636 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions The FET channel output remains 1 V or less for 180 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less PROBABLE CAUSES JUDGMENT CRITERIA e FET Field Effect Transistor output 1 V or more A Mannon ON Tea ER 180 millisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P0964 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision T
289. ock it M NOTE The lock position of the key interlock cable is auto matically adjusted by a spring Ll iab Inner cable V 3 iu cam rd hM J i ee View A Spring Unlock Key interlock cable r 2 Lock guide AC707937AD TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST TRANSFER ASSEMBLY TRANSFER ASSEMBLY 22C 339 REMOVAL AND INSTALLATION M1225010000015 Pre removal Operation e Engine compartment under cover front B assembly removal Refer to GROUP 51 Under Cover P 51 16 e Transfer oil draining Refer to P 22C 329 Post installation Operation e ACD air bleeding Refer to P 22C 332 e Transfer oil filling Refer to P 22C 329 e Engine compartment under cover front B assembly instal lation Refer to GROUP 51 Under Cover P 51 16 10 2N m 10 2 N m 9 89 17 in Ib T NV 17 in Ib NA 3 l V 44 x 5 N m 33 x 3 ft Ib Oey DRIED lt OILED gt 34 5 N m 2624N m 26 3ft Ib 20 2 ft lb T 10 3 Nm N 89 x 26 in Ib 69 9 N m gui 51 x 7 ft lb INT u 9 1 N m N h 10 80 8 in Ib eS 45 x 17 in Ib sonm 40 x 5 ft lb Wh N 51 7 ft lb jii 69 9Nm SA 4 51 x 7 ft lb p 8 54 x 5 N m 40 x 3 ft Ib Y i P4 SAN NE 4 x 7 M Gear oil amp Hypoid gear oil Fluid API classification DIA QUEEN 47 x 11 Nm 20 5N m GL 5 SAE90 ATF SP Ill 35 8 ft lb 15 x 3
290. oid 1 TSB Revision E TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 242 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor Yes Continuous failure for 400 msec Malfunction AC710656 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The FET channel output remains 1 V or less for 400 Check Conditions n milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less PROBABLE CAUSES JUDGMENT CRITERIA e FET Field Effect Transistor output 1 V or more s Marinoon Oto sS 400 millisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P2718 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 243 DIAGNOSIS lt TC SST gt DTC P2719 Clutch Shift Pressure Solenoid 1 System Overcurrent A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this d
291. old Shift lever position Downshift and hold Battery voltage CAN data Battery voltage CAN data Ignition switch ON Battery voltage 12 V Back light voltage Back up light voltage Ignition switch ON Shift lever position R 20 120 digits Shift lever position Other than above TSB Revision 10 digits or less TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt SHIFT LEVER gt Display on scan tool Item name Check conditions 22C 323 Normal conditions Shift lock voltage Shift lock voltage Ignition switch ON Shift lever position 500 digits or more Shift lever position than above 100 digits or less Battery voltage Battery positive voltage Ignition switch ON 520 920 digits Shift indicator voltage D range Shift indicator voltage D range Ignition switch ON Shift lever position 10 370 digits Shift lever position than above 10 digits or less Shift indicator voltage M mode Shift indicator voltage M range Ignition switch ON Shift lever position mode 10 370 digits Shift lever position than above 10 digits or less Shift indicator voltage N range Shift indicator voltage N range Ignition switch ON Shift lever position 10 370 digits Shift lever position than above 10 digits or les
292. olenoid system solenoid is normal Overvoltage e P0966 Clutch cooling flow solenoid system DESCRIPTIONS OF MONITOR METHODS Short to ground The difference between the actual current of the e P0967 Clutch cooling flow solenoid system clutch cooling flow solenoid and target current is Short to power supply large Sensor The sensor below is determined to be normal MONITOR EXECUTION e Not applicable e Continuous LOGIC FLOW CHARTS Monitor Sequence START Yes Calculated current 1 000 mA Yes Continuous failure for 1 sec Yes Malfunction AC710633 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 39 DIAGNOSIS lt TC SST gt DTC SET CONDITIONS Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more JUDGMENT CRITERIA lt Rationality high gt e Calculated current actual current target cur rent 1 000 mA or more 1 second JUDGMENT CRITERIA lt Rationality low gt e Calculated current target current actual cur rent 1 000 mA or more 1 second OBD II DRIVE CYCLE PATTERN lt RATIONALITY HIGH gt The value of the calculated current actual current target current remains 1 000 mA or less for 1 sec ond OBD II DRIVE CYCLE PATTERN lt RATIONALITY LOW gt The value of the calculated current target current
293. ooling flow solenoid system Short to power supply e P2718 Clutch shift pressure solenoid 1 system Open circuit e P2719 Clutch shift pressure solenoid 1 system Overcurrent e P2720 Clutch shift pressure solenoid 1 system Short to ground e P2721 Clutch shift pressure solenoid 1 system Short to power supply e P2733 Clutch shift switching solenoid 1 spool stuck e P2736 Clutch shift switching solenoid 1 system Open circuit e P2738 Clutch shift switching solenoid 1 system Short to ground e P2739 Clutch shift switching solenoid 1 system Short to power supply e P181B Clutch 1 Pressure low range out e P181C Clutch 1 Pressure high range out e P1859 Disengagement too late with clutch 1 Sensor The sensor below is determined to be normal e Clutch cooling flow solenoid e Clutch shift pressure solenoid 1 e Clutch shift switching solenoid 1 TSB Revision 22C 206 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor No Monitoring condition met Yes N FET can t switched off 2 Yes Continuous failure No for 12 sec Yes AC710727 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The FET switch remains OFF for 12 seconds Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less PROBABLE CAUSES e High side 2 switch OFF e Malfunction of
294. ore 7 e Shift system status Gear change mode during The status with the shift fork 4 position counter digi shift fork moving tized sensor value 500 counts or more or with the shift fork 4 position counter digitized sensor value 500 counts or less continues for 180 milliseconds PROBABLE CAUSES e Malfunction of TC SST ECU TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 143 DIAGNOSIS lt TC SST gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1833 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P1834 Shift Fork Position Sensor 4 System Neutral N CAUTION e P1832 Shift fork position sensor 4 system Volt e If there is any problem in the CAN bus lines age high range out an incorrect diagnostic trouble code may be e P1833 Shift fork position sensor 4 system Out set Prior to this diagnosis diagnose the CAN put range out bus lines e P1835 Shift fork position sensor 4 system Poor performance e P184B Shift fork 4 malfunction e P1852 Sh
295. ormal DESCRIPTIONS OF MONITOR METHODS The clutch shift changeover solenoid 1 is determined to be seized MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P2736 Clutch shift switching solenoid 1 system Open circuit e P2738 Clutch shift switching solenoid 1 system Short to ground e P2739 Clutch shift switching solenoid 1 system Short to power supply e P181B Clutch 1 Pressure low range out e P181C Clutch 1 Pressure high range out e P1859 Disengagement too late with clutch 1 Sensor The sensor below is determined to be normal e Not applicable TSB Revision 22C 258 LOGIC FLOW CHARTS Monitor Sequence TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt START Monitoring condition met Clutch pressure gt 1 400 mbar Continuous failure for 200 msec Yes Malfunction DTC SET CONDITIONS Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more Clutch shift changeover solenoid 1 ON Clutch shift changeover solenoid 2 OFF Clutch cooling flow solenoid OFF Clutch shift pressure solenoid 1 ON Clutch pressure sensor change 0 Shift fork position sensor change
296. owed time x Coefficient imme diately OBD II DRIVE CYCLE PATTERN lt FUNCTIONAL CHECK BLOCKED gt The shift fork operation time is threshold value or less TSB Revision 22C 166 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Functional check 6th gear gt START No Monitoring condition met Shift fork position gt 6 mm 0 24 inch Input shaft 2 speed gt 500 r min Continuous failure for 400 msec Yes Malfunction DTC SET CONDITIONS lt FUNCTIONAL CHECK 6TH GEAR gt Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 millisec ond or more Shift fork 3 current gear 6th gear Synchro slip speed gt 80 r min AC710711 JUDGMENT CRITERIA e Shift fork position 6 mm 0 24 inch or more and input shaft 2 even speed 500 r min or more or synchro 6th gear slip speed 80 r min or more 400 millisecond OBD II DRIVE CYCLE PATTERN FUNCTIONAL CHECK 6TH GEAR The status with the shift fork position 6 mm 0 24 inch or less or with the input shaft 2 even speed 500 r min or less and with the synchro 6th gear slip speed 80 r min or less continues for 400 millisec onds TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 167 DIAGNOSI
297. peed sensor system Output high range out e P0716 Input shaft 1 odd number gear axle speed sensor system Poor performance e P0717 Input shaft 1 odd number gear axle speed sensor system Output low range out Sensor The sensor below is determined to be normal e Input shaft 1 odd number gear axle speed sen sor TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 271 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Rationality gt START Yes Y E No Failure condition 1 Yes i ex N Failure condition 2 Yes Continuous failure for 500 msec Malfunction AC710597 TSB Revision z TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 272 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Rationality Failure condition 1 gt START Input shaft speed odd total gear ratio odd input shaft speed even total gear ratio even gt 100 r min No Input shaft speed total gear ratio odd output shaft speed 300 r min Yes Malfunction Failure condition 2 In case of input speed sensor A monitor this is speed of input shaft odd In case of input speed sensor B monitor this is speed of input shaft even aD LOGIC FLOW CHARTS Monitor Sequence Rationality Failure condition 2 2 3 Input shaft speed odd Input shaft speed even 1 r min
298. ply e P2733 Clutch shift switching solenoid 1 spool stuck e P2736 Clutch shift switching solenoid 1 system Open circuit e P2738 Clutch shift switching solenoid 1 system Short to ground e P2739 Clutch shift switching solenoid 1 system Short to power supply e P181B Clutch 1 Pressure low range out e P181C Clutch 1 Pressure high range out e P1859 Disengagement too late with clutch 1 Sensor The sensor below is determined to be normal e Clutch cooling flow solenoid e Clutch shift pressure solenoid 1 e Clutch shift switching solenoid 1 TSB Revision 22C 216 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor No Monitoring condition met Yes N FET output 100 mV E Yes Continuous failure No for 5 sec Yes AC710728 DTC SET CONDITIONS JUDGMENT CRITERIA e FET output 100 mV or less 5 seconds Check Conditions Voltage of battery 8 V or more e e Voltage of battery 16 5 V or less OBD II DRIVE CYCLE PATTERN e Engine speed 500 r min or more The FET channel output remains 100 mV or more for e Time since above engine condition 400 millisec 5 Seconds ond or more e FET Field Effect Transistor of high side 2 PROBABLE CAUSES Switched off e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the
299. position remains 1 8 mm 0 071 inch ond or more or less for 250 milliseconds e Shift fork 4 current gear Neutral TSB Revision 22C 176 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence Functional check Shift fork 4 requested but shift fork 2 movement START Monitoring condition met Shift fork 2 positio 5th gear side Shift fork 2 position 6 mm 0 24 inch hift fork 2 positio 3rd gear side Shift fork 2 position gt 6 mm 0 24 inch Shift fork 2 position neutral position 1 8 mm 0 071 inch Initialized fork position shift fork 4 position 2 5 mm 0 098 inch Continuous failure for 200 msec AC710716 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 177 DIAGNOSIS lt TC SST gt DTC SET CONDITIONS lt FUNCTIONAL CHECK SHIFT FORK 4 REQUESTED BUT SHIFT FORK 2 MOVEMENT gt Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e Engine speed 500 r min or more e Time since above engine condition 400 millisec ond or more e Requested shift fork Shift fork 4 JUDGMENT CRITERIA e Shift fork position 6 mm 0 24 inch 5th gear side or less or 6 mm 0 24 inch 3rd gear side or more or 1 8 mm 0 071 inch neutral position or more and Initialized fork position shift fork 4 positio
300. put shaft 1 odd speed 500 r min or less or with the synchro 3rd gear slip speed 80 r min or less continues for 400 millisec onds TSB Revision 22C 160 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Functional check Neutral gt START H H aya No Monitoring condition met Shift fork position No 1 8 mm 0 071 inch Yes Continuous failure for 250 msec Yes Malfunction AC710686 DTC SET CONDITIONS lt FUNCTIONAL Judgement Criteria CHECK NEUTRAL gt e Shift fork position 1 8 mm 0 071 inch or more 250 millisecond Check Conditions Voltage of battery 8 V or more OBD II DRIVE CYCLE PATTERN Voltage of battery 16 5 V or less Engine speed 500 r min or more lt FUNCTIONAL CHECK NEUTRAL gt Time since above engine condition 400 millisec The shift fork position remains 1 8 mm 0 071 inch ond or more or less for 250 milliseconds e Shift fork 2 current gear Neutral TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 161 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Functional check Shift fork 2 requested but shift fork 4 movement gt START No Monitoring condition met Yes Shift fork 4 positio 4th gear side hift fork 4 position 6 mm 0 24 inch hift fork 4 positio No 2nd gear side Shift fork 4 position
301. r 180 msec Yes Malfunction AC710634 DTC SET CONDITIONS JUDGMENT CRITERIA e FET Field Effect Transistor current 3 5 A or Check Conditions more and FET Field Effect Transistor output Voltage of battery 8 V or more 100 mV or less 180 millisecond Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above engine condition 400 millisec OBD II DRIVE CYCLE PATTERN ond or more The status with the current of the FET channel shunt 3 5 A or less and with the FET channel output 100 mV or more continues for 180 milliseconds PROBABLE CAUSES e Malfunction of TC SST ECU TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 63 DIAGNOSIS lt TC SST gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P0965 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P0966 Clutch Cooling Flow Solenoid System Short to ground A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to th
302. r change mode during shift fork moving JUDGMENT CRITERIA e Shift fork 3 position counter digitized sensor value 500 counts or less shift fork 3 position counter digitized sensor value 500 counts or more 180 millisecond Shift fork position counter gt 500 No Yes AC710681 OBD II DRIVE CYCLE PATTERN The status with the shift fork 3 position counter digi tized sensor value 500 counts or more or with the shift fork 3 position counter digitized sensor value 500 counts or less continues for 180 milliseconds PROBABLE CAUSES e Malfunction of TC SST ECU TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 133 DIAGNOSIS lt TC SST gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P182C set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P182D Shift Fork Position Sensor 3 System Neutral N CAUTION e P182B Shift fork position sensor 3 system Volt e If there is any problem in the CAN bus lines age high range out an incorrect diagno
303. r than above 1 V or less 14 Ground to the A C Always 1 V or less illumination 15 P range output Ignition switch ON Shift lever position Battery positive P voltage Shift lever position 1 V or less Other than above 16 LIN TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt SHIFT LEVER gt Connector Term Check items Check conditions Standard value number inal No C 27 1 1 D range light Ignition switch ON Shift lever position 1 V or less D Shift lever position Battery positive Other than above voltage 2 N range light Ignition switch ON Shift lever position 1 V or less N Shift lever position Battery positive Other than above voltage 3 R range light Ignition switch ON Shift lever position 1 V or less R Shift lever position Battery positive Other than above voltage 4 P range light Ignition switch ON Shift lever position 1 V or less P Shift lever position Battery positive Other than above voltage 5 Manual mode light Ignition switch ON Shift lever position 1 V or less Manual mode Shift lever position Battery positive Other than above voltage 6 Ground to the A C Always 1 V or less illumination 7 Power supply Always Battery positive voltage 10 Power supply to the A C Taillight Turned ON Battery positive illumination voltage Taillight Turned OFF
304. r to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision 22C 92 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC P1808 TC SST ECU temperature fluid temperature sensor system Correlation error A CAUTION DESCRIPTIONS OF MONITOR METHODS e If there is any problem in the CAN bus lines The difference of the output between the ECU tem an incorrect diagnostic trouble code may be perature sensor and fluid temperature sensor is set Prior to this diagnosis diagnose the CAN large bus lines e Whenever the ECU is replaced ensure that MONITOR EXECUTION CONDITIONS the CAN bus lines are normal OTHER MONITOR AND SENSOR DIAGNOSTIC FUNCTION Other Monitor There is no temporary DTC stored TC SST ECU checks that the temperature sensor in memory for the item monitored below and the fluid temperature sensor are normal e Not applicable Sensor The sensor below is determined to be normal e Not applicable LOGIC FLOW CHARTS Monitor Sequence START Temperature A TC SST ECU temperature sensor output Temperature B Fluid temperature sensor output Monitoring condition met Yes Temperature B Temperature A gt 20 C 36 F Yes Continuous failure for 12 sec Yes Malfunction No AC710595 DTC SET CONDITIONS JUDGMENT CRITERIA i e Calculated temperature Temperature B Fluid Check Conditions temperature sensor output Temperature A
305. ransaxle control cable transaxle Slider Lock piece side tip to the direction A to pull up the lock piece to the t direction B A renee Shift control lever control cable S AC707742AC 5 Align the transaxle control cable and the shift control lever Slider Lock piece joint positioning only do not connect and firmly push down the lock piece to lock it Then connect the transaxle control Y cable and the shift control lever NOTE e The slider automatically returns to the fixed position by the spring a Shift control e The lock position of transaxle control cable is automati lever cally adjusted by a spring AC707743AC Transmission control cable TSB Revision 22C 336 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST TRANSMISSION CONTROL gt gt B lt lt KEY INTERLOCK CABLE INSTALLATION A CAUTION Leave the ignition switch in the LOCK OFF position until the key interlock cable installation is completed 1 Move the shift lever to the P position and turn the ignition switch to the LOCK OFF position 2 Install the tip of key interlock cable to the lock cam of shift Key interlock cable lever assembly using a caution not to twist the inner cable 3 Install the adjuster case with its lock guide pulled up Z em unlocked 1S Ve guide 4 Firmly push down the lock guide to lock it NOTE The lock position of the key interlock cable is auto i matically adjust
306. rd gear gt START Yes Shift fork position gt 6 mm 0 24 inch Yes Continuous failure for 250 msec Yes Malfunction AC710683 DTC SET CONDITIONS lt SHIFT FORK 2 JUDGMENT CRITERIA CURRENT GEAR 3RD GEAR gt e Shift fork 2 position 6 mm 0 24 inch or more 250 millisecond Check Conditions ur a VERA OBD II DRIVE CYCLE PATTERN lt SHIFT e Voltage of battery 16 5 V or less e Engine speed 500 r min or more FORK 2 CURRENT GEAR 3RD GEAR e Time since above engine condition 400 millisec The travel distance of the shift fork 2 remains 6 mm ond or more 0 24 inch or less for 250 milliseconds e Input shaft 1 odd speed 500 r min or more e Shift fork 2 current gear 3rd gear PROBABLE CAUSES e Synchro 3rd gear slip speed 80 r min or more e Malfunction of TC SST ECU e Requested shift fork Not shift fork 2 DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 127 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P1829 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope
307. ressure sensor system Poor performance e P0843 Clutch 1 pressure sensor system Output high range out e P0753 Shift select solenoid 1 system Open cir cuit e P0973 Shift select solenoid 1 system Short to ground e P0974 Shift select solenoid 1 system Short to power supply e P2733 Clutch shift switching solenoid 1 spool stuck e P2736 Clutch shift switching solenoid 1 system Open circuit e P2738 Clutch shift switching solenoid 1 system Short to ground e P2739 Clutch shift switching solenoid 1 system Short to power supply P181B Clutch 1 Pressure low range out P181C Clutch 1 Pressure high range out P1859 Disengagement too late with clutch 1 P181E Clutch 2 Pressure low range out P181F Clutch 2 Pressure high range out P185B Disengagement too late with clutch 2 P185D Clutch open not possible Sensor The sensor below is determined to be normal e Shift select solenoid 1 e Clutch shift switching solenoid 1 TSB Revision 22C 44 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START re Sensor voltage threshold value Yes Continuous failure for 160 msec Yes Malfunction AC710620 DTC SET CONDITIONS JUDGMENT CRITERIA e Sensor voltage 1 16 V or less 160 millisecond Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less OBD II DRIVE CYCLE PATTERN En
308. ring condition met Yes Sensor supply lt 3 07 V Yes Continuous failure for 140 msec Yes normal Shift fork position sensor 1 Shift fork position sensor 2 AC710669 OBD II DRIVE CYCLE PATTERN The supply voltage remains 3 07 V or more for 140 milliseconds PROBABLE CAUSES e Malfunction of TC SST ECU TSB Revision 22C 86 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1804 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P1805 Shift Fork Position Sensor 1 and 2 System Power supply voltage high range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the supply voltage to the shift fork position sensor 1 and 2 is normal DESCRIPTIONS OF MONITOR METHODS
309. roblem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch shift pressure solenoid 1 circuit is normal DESCRIPTIONS OF MONITOR METHODS The clutch shift pressure solenoid 1 circuit is deter mined to be short to ground MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0841 Clutch 1 pressure sensor system Poor performance e P0842 Clutch 1 pressure sensor system Output low range out e P0843 Clutch 1 pressure sensor system Output high range out e P2733 Clutch shift switching solenoid 1 spool stuck e P2736 Clutch shift switching solenoid 1 system Open circuit e P2738 Clutch shift switching solenoid 1 system Short to ground e P2739 Clutch shift switching solenoid 1 system Short to power supply e P181B Clutch 1 Pressure low range out e P181C Clutch 1 Pressure high range out e P1859 Disengagement too late with clutch 1 Sensor The sensor below is determined to be normal e Clutch 1 pressure sensor e Clutch shift switching solenoid 1 TSB Revision x TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 246 DIAGNOSIS lt TC SST gt LOGIC FLOW CHART
310. s Shift indicator voltage P range Shift indicator voltage P range Ignition switch ON Shift lever position 10 370 digits Shift lever position than above 10 digits or less Shift indicator voltage R range Shift indicator PWM Day Shift indicator voltage R range Shift indicator PWM value daytime Ignition switch ON Ignition switch Shift lever position Shift lever position than above 10 370 digits 10 digits or less Shift indicator PWM Night Shift indicator PWM value nighttime Ignition switch ILL Ignition SW ILL Ignition switch Ignition switch ON Ignition switch ON Headlight small light ON Active Headlight small light OFF In Active Ignition switch START TSB Revision 22C 324 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt SHIFT LEVER gt Display on Item name Check conditions Normal scan tool conditions Shift position Shift position e Shift lever position Manual mode 1st Driving at a constant speed in 1st Shift lever position Manual mode 2nd Driving at a constant speed in 2nd Shift lever position Manual mode 3rd Driving at a constant speed in 3rd Shift lever position Manual mode 4th Driving at a constant speed in 4th Shift lever position Manual mode 5th Driving at a constant speed in 5th Shift lever position M
311. s lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the output of the fluid tem perature sensor is normal DESCRIPTIONS OF MONITOR METHODS The output is determined to be too high MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P2741 Fluid temperature sensor system Gradi ent error e P2742 Fluid temperature sensor system Output low range out e P1808 TC SST ECU temperature fluid tempera ture sensor system Correlation error Sensor The sensor below is determined to be normal e Not applicable TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 269 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Vehicle condition met ie Fluid temperature gt 150 C 302 F Continuous failure for 400 msec Yes Malfunction AC710594 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Ch Bie The fluid temperature remains 150 C 302 F or eck Conditions e Voltage of battery 8 V or more more for 400 milliseconds e Voltage of battery 16 5 V or less JUDGMENT CRITERIA e Fluid temperature 150 C 302 F or more 400 millisecond PRO
312. sensor 1 system Volt age low range out P1822 Shift fork position sensor 1 system Out put range out P1823 Shift fork position sensor 1 system Neu tral P1824 Shift fork position sensor 1 system Poor performance P1836 Shift fork 1 malfunction P1852 Shift fork 1 or 2 opposite direction move ment P1855 Shift fork 3 or 4 opposite direction move ment P1857 Odd number gear axle interlock P1876 Gear block 1st P1877 Gear block 2nd P1878 Gear block 3rd P1879 Gear block 4th P187A Gear block 5th P187B Gear block 6th P187C Gear block reverse Sensor The sensor below is determined to be normal Not applicable TSB Revision 22C 108 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Shift fork position gt 3 008 V Yes Continuous failure for 160 msec Yes Malfunction AC710680 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The position sensor voltage remains 3 008 V or less Check Conditions for 160 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA PROBABLE CAUSES e Position sensor voltage 3 008 V or more 160 P Makuneton ok TESS EEEN millisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair
313. shaft speed odd 50 r min 50 r min 2 In case of input speed sensor A monitor 3 In case of input speed sensor B monitor AC710599 e Voltage of battery 16 5 V or less DTC SET CONDITIONS e Input shaft odd gear engaged Check Conditions lt Rationality gt e Input shaft even gear engaged e Voltage of battery 8 V or more TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 29 DIAGNOSIS lt TC SST gt JUDGMENT CRITERIA lt Rationality gt OBD II DRIVE CYCLE PATTERN e Failure condition 1 or failure condition 2 Referto zRATIONALITY Logic Flow Charts Monitor Sequence Rational ity 500 millisecond Each value of failure condition 1 or failure condition 2 Logic Flow Charts Monitor Sequence Rational ity returns to the normal value and remains in the state for 500 milliseconds LOGIC FLOW CHARTS Monitor Sequence Rationality plausibility failure START No Monitoring condition met Engine speed signal status not SNA Input shaft speed gt min max engine speed input shaft target speed current gear input shaft target speed target gear 3 000 r min 12 800 r min Input shaft speed 12 800 r min Continuous failure for 250 msec Yes Malfunction AC710601 n case of input shaft 1 odd speed sensor monitor this is speed of input shaft odd In case of input shaft 2 even speed sensor monitor t
314. sion 22C 98 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence lt Target clutch 1 odd pressure 1 400 mbar or less gt START Yes Calculated pressure 1 000 mbar Yes Continuous failure for 220 msec Yes Malfunction AC710674 DTC SET CONDITIONS lt TARGET JUDGMENT CRITERIA CLUTCH 1 ODD PRESSURE 1 400 a mem 1 000 mbar or less 220 MBAR OR LESS ne Check Conditions OBD II DRIVE CYCLE PATTERN lt TARGET EN UE CLUTCH 1 ODD PRESSURE 1 400 e Time since above engine condition millisec ond or more MBAR OR LESS e Clutch 1 odd state Slip or engaged The clutch 1 odd pressure remains 4 000 mbar or e Target clutch 1 odd pressure 1 400 mbar or more for 220 milliseconds less PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 99 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P181C set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P181E Clut
315. solenoid Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0758 Shift select solenoid 2 system Open cir cuit TSB Revision 22C 214 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor No Monitoring condition met Yes N FET output 100 mV E Yes Continuous failure No for 5 sec Yes AC710728 DTC SET CONDITIONS JUDGMENT CRITERIA e FET output 100 mV or less 5 seconds Check Conditions Voltage of battery 8 V or more e e Voltage of battery 16 5 V or less OBD II DRIVE CYCLE PATTERN e Engine speed 500 r min or more The FET channel output remains 100 mV or more for e Time since above engine condition 400 millisec 5 Seconds ond or more e FET Field Effect Transistor of high side 1 PROBABLE CAUSES Switched off e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 215 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P186D set YES Replace the TC SS
316. solenoid 1 system Open circuit e P2738 Clutch shift switching solenoid 1 system Short to ground e P2739 Clutch shift switching solenoid 1 system Short to power supply e P181B Clutch 1 Pressure low range out e P181C Clutch 1 Pressure high range out e P1859 Disengagement too late with clutch 1 Sensor The sensor below is determined to be normal e Clutch cooling flow solenoid e Clutch shift pressure solenoid 1 e Clutch shift switching solenoid 1 TSB Revision s TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 204 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor No Monitoring condition met FET switched off FET output 100 mV Continuous failure for 1 sec Malfunction AC710726 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The status with the FET switch ON and with the FET channel output 100 mV or more continues for 1 sec ond Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e High side 2 switch ON PROBABLE CAUSES JUDGMENT CRITERIA e FET Field Effect Transistor Can t be switched EATUR OP oe on and FET Field Effect Transistor output 100 mV or less 1 second DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CA
317. sor voltage 3 008 V or more 160 P Makuneton ok TESS EEEN millisecond DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1832 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 141 DIAGNOSIS lt TC SST gt DTC P1833 Shift Fork Position Sensor 4 System Output range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the output of the shift fork position sensor 4 is normal DESCRIPTIONS OF MONITOR METHODS The output of the shift fork position sensor 4 is deter mined to be abnormal MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1831 Shift fork position se
318. stem may be set when the ignition switch is turned ON with connector s disconnected On completion confirm all systems for diagnostic trouble code s If diagnostic trouble code s are set erase them all Symptom Inspection Reference procedure No page P 22C 309 P 22C 309 The scan tool cannot communicate with the shift lever ECU Shift indicator light does not illuminate The driving mode cannot be changed P 22C 316 P 22C 317 Shift lever ECU power supply circuit abnormality 6 P 22C 319 1 2 Back up light does not illuminate 3 P 22C 312 4 5 Speed change with the paddle shift is impossible TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 303 DIAGNOSIS lt SHIFT LEVER gt DIAGNOSTIC TROUBLE CODE PROCEDURES DTC P0563 Power Supply System A CAUTION DTC SET CONDITIONS e If there is any problem in the CAN bus lines The voltage from the battery is determined to be an incorrect diagnostic trouble code may be overvoltage set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal OPERATION PROBABLE CAUSES e Malfunction of the shift lever ECU e Generator malfunction The shift lever ECU checks that the power supply cir cuit is normal DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q
319. stic trouble code may be e P182C Shift fork position sensor 3 system Out set Prior to this diagnosis diagnose the CAN put range out bus lines e P182E Shift fork position sensor 3 system Poor performance e P1844 Shift fork 3 malfunction e P1852 Shift fork 1 or 2 opposite direction move e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION ment TC SST ECU checks that the shift fork position sen e P1855 Shift fork 3 or 4 opposite direction move sor 3 is normal ment e P1858 Even number gear axle interlock DESCRIPTIONS OF MONITOR METHODS b sie m P The shift fork position sensor 3 is determined to be c P1878 Gear Block 3rd abnormal e P1879 Gear block 4th e P187A Gear block 5th MONITOR EXECUTION e P187B Gear block 6th e Continuous e P187C Gear block reverse Sensor The sensor below is determined to be MONITOR EXECUTION CONDITIONS normal OTHER MONITOR AND SENSOR e Not applicable Other Monitor There is no temporary DTC stored in memory for the item monitored below e P182A Shift fork position sensor 3 system Volt age low range out TSB Revision 22C 134 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Calculated input shaft speed Yes Continuous failure for 500 msec Yes Malfunction AC711383 DTC SET CONDITIONS e Engine speed input shaft 1 speed
320. sure abnormality A CAUTION DIAGNOSTIC FUNCTION e If there is any problem in the CAN bus lines TC SST ECU checks that the clutch 1 pressure is an incorrect diagnostic trouble code may be normal set Prior to this diagnosis diagnose the CAN bus lines DESCRIPTIONS OF MONITOR METHODS Whenever the ECU is replaced ensure that The clutch 1 pressure is determined to be abnormal the CAN bus lines are normal PROBABLE CAUSES e Malfunction of TC SST ECU e Malfunction of TC SST clutch DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1873 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P1874 Clutch 2 System Pressure abnormality N CAUTION DIAGNOSTIC FUNCTION If there is any problem in the CAN bus lines TC SST ECU checks that the clutch 2 pressure is an incorrect diagnostic trouble code may be normal set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal TSB Revision 22C
321. t abnormality open circuit in solenoid or wiring harness COMPONENTS CHECK 1 Troubleshoot the shift lever 2 Remove the shift lever assembly Then check that there is no damage to each part and that the shift lever can be moved to each position Refer to P 22C 334 3 After performing the check above if an abnormality is found replace the shift lever assembly FLUID CHECK M1225008700017 Refer to GROUP 27 On vehicle Service P 27 29 BLEEDING M1225008800014 Refer to GROUP 22A On vehicle Service P 22A 118 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST TWIN CLUTCH SST CONTROL MODE SWITCH ACD OPERATION CHECK M1225008900011 Refer to GROUP 22A On vehicle Service P 22A 119 22C 333 HYDRAULIC PRESSURE CHECK M1225009000011 Refer to GROUP 22A On vehicle Service P 22A 119 TWIN CLUTCH SST CONTROL MODE SWITCH REMOVAL AND INSTALLATION M1225009200015 AC710482AB Removal steps 1 Floor console panel assembly Refer to GROUP 52A Floor Console Assembly P 52A 9 2 Twin clutch SST control mode switch INSPECTION TWIN CLUTCH SST CONTROL MODE SWITCH CHECK M1225009100018 1 Check the continuity between the connector terminals of B twin clutch SST control mode switch g Q Terminal Switch position Continuity TA A number Brack t DES s 2 3 Operate to direction A Yes 2 Qor gt SST pital then hold
322. t odd In case of input shaft 2 even speed sensor monitor this is speed of input shaft even TSB Revision 22C 274 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC SET CONDITIONS Check Conditions lt Rationality plausibility fail ure gt e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA lt Rationality plausibility failure gt e Input shaft 2 even speed Refer to Logic Flow Charts Monitor Sequence lt Rationality plausibil ity failure gt 250 millisecond OBD II DRIVE CYCLE PATTERN lt RATIONALITY PLAUSIBILITY FAILURE gt The value of the Logic Flow Charts Monitor Sequence lt Rationality plausibility failure returns to the normal value and remains in the state for 250 mil liseconds PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P2766 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P2809 Clutch Shift Changeover Solenoid 2 spool stuck
323. t fork 3 or 4 opposite direction move ment P1857 Odd number gear axle interlock P1858 Even number gear axle interlock P1876 Gear block 1st P1877 Gear block 2nd P1878 Gear block 3rd P1879 Gear block 4th P187A Gear block 5th P187B Gear block 6th P187C Gear block reverse Sensor The sensor below is determined to be normal Shift fork position sensor 3 Shift fork position sensor 4 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 91 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Sensor supply gt 3 25 V Yes Continuous failure for 140 msec Yes Malfunction AC710670 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions The supply voltage remains 3 25 V or less for 140 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA e Supply voltage 3 25 V or more 140 millisecond DIAGNOSTIC PROCEDURE PROBABLE CAUSES e Malfunction of TC SST ECU STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1807 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refe
324. t lever ECU may have a problem Connectors C 304 C 309 C 311 C 313 C 317 ETACS ECU AC708972BK AC708970AV PROBABLE CAUSES Malfunction of the ETACS ECU Malfunction of the back up light Damaged harness wires and connectors Malfunction of the shift lever ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision 22C 314 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt SHIFT LEVER gt STEP 2 Scan tool actuator test Item No 2 Back up light Refer to Special Function Actuator Test Reference Table P 22C 325 Q Is the check result normal YES Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 NO Goto Step 3 STEP 3 Scan tool diagnostic trouble code Check the ETACS diagnostic trouble code Refer to GROUP 54A Troubleshooting P 54A 582 Q Is the DTC set YES Perform the relevant troubleshooting NO Go to Step 4 STEP 4 Bulb check Check if the bulb of the back up light which does not illuminate is normal Q Is the check result normal YES Go to Step 5 NO Replace the bulb which does not illuminate STEP 5 Measure the resistance at F 08 back up
325. t range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the output of the shift fork position sensor 2 is normal DESCRIPTIONS OF MONITOR METHODS The output of the shift fork position sensor 2 is deter mined to be abnormal MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1825 Shift fork position sensor 2 system Volt age low range out P1826 Shift fork position sensor 2 system Volt age high range out P1828 Shift fork position sensor 2 system Neu tral P1829 Shift fork position sensor 2 system Poor performance P183D Shift fork 2 malfunction P1852 Shift fork 1 or 2 opposite direction move ment P1855 Shift fork 3 or 4 opposite direction move ment P1857 Odd number gear axle interlock P1876 Gear block 1st P1877 Gear block 2nd P1878 Gear block 3rd P1879 Gear block 4th P187A Gear block 5th P187B Gear block 6th P187C Gear block reverse Sensor The sensor below is determined to be normal Not applicable TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 121 DIAGNOSIS lt
326. t switched off 2 Yes Continuous failure No for 12 sec Yes AC710727 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN The FET switch remains OFF for 12 seconds Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less PROBABLE CAUSES e High side 1 switch OFF e Malfunction of TC SST ECU JUDGMENT CRITERIA e FET Field Effect Transistor Can t be switched off 12 seconds DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 201 DIAGNOSIS lt TC SST gt STEP 2 Check whether the DTC is reset Q Is DTC No P1864 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P1866 High side 2 system Overcurrent A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the high side 2 circuit is normal DESCRIPTIONS OF MONITOR METHODS The supply current to the high side 2
327. tem Malfunction P 22C 240 Clutch shift pressure solenoid 1 system Open circuit P 22C 241 Clutch shift pressure solenoid 1 system Overcurrent P 22C 243 Clutch shift pressure solenoid 1 system Short to ground P 22C 245 Clutch shift pressure solenoid 1 system Short to power supply P 22C 247 Clutch shift pressure solenoid 2 system Open circuit P 22C 249 Clutch shift pressure solenoid 2 system Overcurrent P 22C 251 Clutch shift pressure solenoid 2 system Short to ground P 22C 253 Clutch shift pressure solenoid 2 system Short to power supply P 22C 255 Clutch shift switching solenoid 1 spool stuck P 22C 257 Clutch shift switching solenoid 1 system Open circuit P 22C 259 Clutch shift switching solenoid 1 system Short to ground P 22C 261 Clutch shift switching solenoid 1 system Short to power supply P 22C 262 Fluid temperature sensor system Gradient error P 22C 264 Fluid temperature sensor system Output low range out P 22C 266 Fluid temperature sensor system Output high range out P 22C 268 Input shaft 2 even number gear axle speed sensor system Poor performance P 22C 270 Clutch shift switching solenoid 2 spool stuck P 22C 274 Clutch shift switching solenoid 2 system Open circuit P 22C 276 Clutch shift switching solenoid 2 system Short to ground P 22C 278
328. ter TC SST ECU start 5 seconds or PROBABLE CAUSES more e The CAN bus line is defective JUDGMENT CRITERIA e Malfunction of engine control module e Engine torque signal SNA or parity toggle error s Makupotion Odit DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using the scan tool diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 221 DIAGNOSIS lt TC SST gt STEP 2 Scan tool diagnostic trouble code Check the engine diagnostic trouble code Refer to GROUP 13A Troubleshooting P 13A 44 Q Is the DTC set YES Perform the relevant troubleshooting NO Goto Step 3 STEP 3 Check whether the DTC is reset Q Is DTC No P1870 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How DTC P1871 APS system Signal abnormality A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU receives the periodic communication data from the engine control module via the CAN bus lines and checks the data
329. th gear side Shift fork 4 position 6 mm 0 24 inch hift fork 4 positio 2nd gear side Shift fork 4 position gt 6 mm 0 24 inch Shift fork 4 position neutral position Shift fork 4 position gt 1 8 mm 0 071 inch shift fork 3 position 2 5 mm 0 098 inch Continuous failure for 200 msec AC710713 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 171 DIAGNOSIS lt TC SST gt DTC SET CONDITIONS lt FUNCTIONAL CHECK SHIFT FORK 3 REQUESTED BUT SHIFT FORK 4 MOVEMENT gt Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less e Engine speed 500 r min or more e Time since above engine condition 400 millisec ond or more e Requested shift fork Shift fork 3 JUDGMENT CRITERIA e Shift fork position 6 mm 0 24 inch 4th gear side or less or 6 mm 0 24 inch 2nd gear side or more or 1 8 mm 0 071 inch neutral position or more and initialized fork position shift fork 3 position 2 5 mm 0 098 inch or less 200 milli second OBD II DRIVE CYCLE PATTERN FUNCTIONAL CHECK SHIFT FORK 3 REQUESTED BUT SHIFT FORK 4 MOVEMENT The status with the shift fork position 6 mm 0 24 inch 4th gear side or more or with 6 mm 0 24 inch 2nd gear side or less or with 1 8 mm 0 071 inch neutral position or less and with the initialized fork position shift fork 3 position 2 5 mm
330. the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P1821 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 109 DIAGNOSIS lt TC SST gt DTC P1822 Shift Fork Position Sensor 1 System Output range out A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the output of the shift fork position sensor 1 is normal DESCRIPTIONS OF MONITOR METHODS The output of the shift fork position sensor 1 is deter mined to be abnormal MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P1820 Shift fork position sensor 1 system Volt age low range out P1821 Shift fork position sensor 1 system Volt age high range out P1823 Shift fork position sensor 1 system Neu tral P1824 Shift fork position sensor 1 system Poor performance P1836 Shift fork 1 ma
331. the check result normal YES Check and repair the shift lever ECU power supply circuit Refer to P 22C 319 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 INSPECTION PROCEDURE 2 Shift indicator light does not illuminate Shift lever position indicator panel circuit SHIFT LEVER POSITION INDICATOR PANEL C 27 1 two P i R NC vf MANUAL HI2ZISIATS 6 7 8 9 10 2 3 4 5 1 SHIFT LEVER LOW SIDE LOW SIDE LOW SIDE LOW SIDE LOW SIDE SWITCH SWITCH SWITCH SWITCH SWITCH CPU W8H22M015A TSB Revision 22C 310 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt SHIFT LEVER gt Connector C 27 1 A CAUTION PROBABLE CAUSES Whenever the ECU is replaced ensure that the e Malfunction of the shift indicator light CAN bus lines are normal e Damaged harness wires and connectors COMMENTS ON TROUBLE SYMPTOM e Malfunction of the shift lever ECU The shift indicator light or shift lever ECU may have a problem DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Scan tool service data Item
332. to GROUP 00 How DTC P1867 High side 2 system Open circuit A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the high side 2 circuit is normal DESCRIPTIONS OF MONITOR METHODS The high side 2 circuit is determined to be open MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0776 Clutch cooling flow solenoid system Drive current range out e P0777 Clutch cooling flow solenoid system Stuck e P0964 Clutch cooling flow solenoid system Open circuit to Cope with Intermittent Malfunction P 00 15 e P0965 Clutch cooling flow solenoid system Overvoltage e P0966 Clutch cooling flow solenoid system Short to ground e P0967 Clutch cooling flow solenoid system Short to power supply e P2718 Clutch shift pressure solenoid 1 system Open circuit e P2719 Clutch shift pressure solenoid 1 system Overcurrent e P2720 Clutch shift pressure solenoid 1 system Short to ground e P2721 Clutch shift pressure solenoid 1 system Short to power supply e P2733 Clutch shift switching solenoid 1 spool stuck e P2736 Clutch shift switching
333. to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P0977 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 77 DIAGNOSIS lt TC SST gt DTC P1637 EEPROM System DTC storing malfunction A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that EEPROM in TC SST ECU is normal DESCRIPTIONS OF MONITOR METHODS The EEPROM writing data is determined to be abnormal LOGIC FLOW CHARTS Monitor Sequence Monitoring condition met Yes Calculated checksum Yes Malfunction DTC SET CONDITIONS Check Conditions e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA e Calculated checksum Not equal the memorized checksum memorized checksum MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e Not applicable Sensor The sensor below is determined to be normal e Not applicable AC710668 OBD II DRIVE C
334. to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the output gradient of the ECU temperature sensor is normal DESCRIPTIONS OF MONITOR METHODS The ECU temperature change is determined to be abnormal MONITOR EXECUTION e Continuous MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0712 TC SST ECU temperature sensor system Output low range out e P0713 TC SST ECU temperature sensor system Output high range out e P1808 TC SST ECU temperature fluid tempera ture sensor system Correlation error Sensor The sensor below is determined to be normal e Not applicable TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 19 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START Yes Fluid temperature change while 80 msec gt 10 C 18 F Fluid temperature change while 80 msec gt 10 C 18 F Continuous failure for 400 msec Malfunction AC710592 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions The absolute value of the temperature rise or drop at every 80 milliseconds remains 10 C 18 F or less e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less TOF 400 TNISSOOROS JUDGMENT CRIT
335. tput line for short or open circuit Q Is the check result normal YES Go to Step 8 NO Repair the wiring harness STEP 8 Trouble symptom recheck after replacing the shift lever assembly 1 Replace the shift lever assembly Refer to P 22C 334 2 Verify that the condition described by the customer exists Q Does a malfunction take place again YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 319 DIAGNOSIS lt SHIFT LEVER gt INSPECTION PROCEDURE 6 Shift lever ECU power supply circuit abnormality ETACS ECU Power supply system circuit FUSIBLE IGNITION FUSIBLE LINK 6A SWITCH IG1 LINK LLI z z Z 35 1 c 309ll B non RELAY T BOX i ENGINE E ol COMEARTMENT RELAY e t0N a Lu 8 0 317 6 ET 5 il ajo 12 faiais 5 Ix I a gt M xul or Zr a gt Luu 19 C131 QE Td2 3 4 O s 6 7 8 9 mz 10 itane r8 1920 1 22 xui or L Ix a gt 13 12 SHIFT LEVER CPU C M 12 5 8 9 101 T3
336. ttent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC P1859 Disengagement too late with clutch 1 A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN bus lines e Whenever the ECU is replaced ensure that the CAN bus lines are normal DIAGNOSTIC FUNCTION TC SST ECU checks that the clutch 1 is normal DESCRIPTIONS OF MONITOR METHODS The disengagement of the clutch 1 is determined to be late MONITOR EXECUTION e Continuous LOGIC FLOW CHARTS Monitor Sequence START Malfunction Yes Yes MONITOR EXECUTION CONDITIONS OTHER MONITOR AND SENSOR Other Monitor There is no temporary DTC stored in memory for the item monitored below e P0841 Clutch 1 pressure sensor system Poor performance e P0842 Clutch 1 pressure sensor system Output low range out e P0843 Clutch 1 pressure sensor system Output high range out e P1836 Shift fork 1 malfunction e P183D Shift fork 2 malfunction Sensor The sensor below is determined to be normal e Clutch 1 pressure sensor AC710675 TSB Revision 22C 190 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC SET CONDITIONS Check Conditions Voltage of battery 8 V or more Voltage of battery 16 5 V or less Engine speed 500 r min or more Time since above e
337. ubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Are DTC Nos P198E P198F set YES Replace the shift lever assembly Refer to P 22C 334 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 DTC SET CONDITIONS e If there is any problem in the CAN bus lines The shift lever ECU ceases communication bus off an incorrect diagnostic trouble code may be set Prior to this diagnosis diagnose the CAN PROBABLE CAUSES bus lines e The CAN bus line is defective e Whenever the ECU is replaced ensure that e Malfunction of the shift lever ECU the CAN bus lines are normal DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No U0001 set YES Replace the shift lever assembly Refer to P 22C 334 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision 22C 306 DTC U0100 Engine Time out Error A CAUTION e If there is any problem in the CAN bus lines an incorrect diagnostic trouble code may be set Prior to this diagnosis dia
338. ure high range out e P185B Disengagement too late with clutch 2 Sensor The sensor below is determined to be normal e Clutch shift switching solenoid 1 TSB Revision TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST 22C 277 DIAGNOSIS lt TC SST gt LOGIC FLOW CHARTS Monitor Sequence START FET Field Effect Transistor Yes Continuous failure for 400 msec Malfunction AC710661 DTC SET CONDITIONS OBD II DRIVE CYCLE PATTERN Check Conditions The FET channel output remains 1 V or less for 400 milliseconds e Voltage of battery 8 V or more e Voltage of battery 16 5 V or less JUDGMENT CRITERIA e FET Field Effect Transistor output 1 V or more 400 millisecond PROBABLE CAUSES e Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 Check whether the DTC is reset Q Is DTC No P2812 set YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 TSB Revision 22C 278 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DTC P2814 Clutch Shift Changeover Solenoi
339. used Supporting the engine assembly during removal and installation of the transaxle assembly TSB Revision 22C 6 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt TC SST gt DIAGNOSIS lt TC SST gt INTRODUCTION The TC SST system can exhibit any of the following symptoms noise or vibration is generated or fluid leaks TROUBLESHOOTING STRATEGY Use these steps to plan your diagnostic strategy If you follow them carefully you will find most TC SST malfunctions 1 Gather as much information as possible about the complaint from the customer 2 Verify that the condition described by the customer exists 3 Check the vehicle for any TC SST Diagnostic Trouble Codes DTCs 4 f you cannot verify the condition and there are no DTCs the malfunction is intermittent For information on how to cope with intermittent malfunctions refer to GROUP 00 How to Use Troubleshooting Inspection Service Points How to Cope with Intermittent Malfunction P 00 15 PRECAUTIONS FOR DIAGNOSIS With the TC SST assembly the IG shutoff delay sys tem is adopted to improve the engine starting perfor mance DIAGNOSIS FUNCTION M1225024900011 The causes of these symptoms could come from incorrect mounting the fluid level may be low or a component of the TC SST may be faulty M1225007900018 5 If you can verify the condition but there are no DTCs or the system cannot communicate with scan tool ref
340. utch SST control mode switch connector check C 27 2 Check for the contact with terminals Q Is the check result normal YES Go to Step 5 NO Repair the defective connector STEP 5 Trouble symptom recheck after replacing the shift lever assembly 1 Replace the shift lever assembly Refer to P 22C 334 2 Verify that the condition described by the customer exists Q Does a malfunction take place again YES Replace the TC SST assembly Refer to P 22C 341 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 INSPECTION PROCEDURE 5 Speed change with the paddle shift is impossible PADDLE SHIFT SWITCH SYSTEM CIRCUIT Refer to P 22C 292 A CAUTION Whenever the ECU is replaced ensure that the CAN bus lines are normal COMMENTS ON TROUBLE SYMPTOM The paddle shift switch or shift lever ECU may have a problem PROBABLE CAUSES Malfunction of the paddle shift switch Damaged harness wires and connectors Malfunction of the shift lever ECU Malfunction of TC SST ECU DIAGNOSTIC PROCEDURE STEP 1 Scan tool CAN bus diagnostics Using scan tool MB991958 diagnose the CAN bus lines Q Is the check result normal YES Go to Step 2 NO Repair the CAN bus lines Refer to GROUP 54C Troubleshooting P 54C 14 After repairing the CAN bus line go to Step 2 STEP 2 PADDLE SHIFT SWITCH CHECK Refer to P 22C 348 Q Is the check result normal YES Go
341. ver operation check Refer to P 22C 330 Removal steps Band clip Wiring harness clip Key interlock cable connection shift lever side eo Nc gt gt B lt lt lt lt A gt gt AC709660AB Removal steps Key interlock cable connection steering side 5 Key interlock cable gt gt A lt lt 4 TSB Revision 22C 338 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST KEY INTERLOCK AND SHIFT LOCK MECHANISMS REMOVAL SERVICE POINTS lt lt A gt gt KEY INTERLOCK CABLE STEERING SIDE REMOVAL Turn the ignition switch to the ACC position and then pull the key interlock cable out from the ignition key cylinder INSTALLATION SERVICE POINTS gt gt A lt lt KEY INTERLOCK CABLE STEERING SIDE INSTALLATION Turn the ignition switch to the ACC position and then install the key interlock cable to the ignition key cylinder gt gt B lt lt KEY INTERLOCK CABLE SHIFT LEVER SIDE INSTALLATION N CAUTION Leave the ignition switch in the LOCK OFF position until the key interlock cable installation is completed 1 Move the shift lever to the P position and turn the ignition switch to the LOCK OFF position 2 Install the tip of key interlock cable to the lock cam of shift ck cable lever assembly using a caution not to twist the inner cable SS 3 Install the adjuster case with its lock guide pulled up ee unlocked oe 4 Firmly push down the lock guide to l
342. wiring harness side 2 Turn the ignition switch to the ON position 3 Place the shift lever to the R range OK Battery positive voltage Q Is the check result normal YES Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P 00 15 NO Goto Step 9 STEP 9 Inspection of J C 4 intermediate connector shift lever assembly connector ETACS ECU connector and back up light connector C 43 C 47 C 27 C 304 C 311 C 313 D 17 F 08 F 22 F 27 Check for the contact with the connector terminals of the light which does not illuminate Q Is the check result normal YES Go to Step 10 NO Repair the defective connector STEP 10 Check the wiring harness between F 08 back up light RH connector terminal No 3 and C 313 ETACS ECU connector terminal No 4 and between F 22 back up light RH connector terminal No 3 and C 313 ETACS ECU connector terminal No 4 Check the power supply line of the light which does not illumi nate for open or short circuit Q Is the check result normal YES Go to Step 11 NO Repair the wiring harness TSB Revision 22C 316 TWIN CLUTCH SPORTRONIC SHIFT TRANSMISSION TC SST DIAGNOSIS lt SHIFT LEVER gt STEP 11 Retest the system Q Does a malfunction take place again YES Replace the shift lever assembly Refer to P 22C 334 NO Intermittent malfunction Refer to GROUP 00 How to Cope with Intermittent Malfunction P

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