2004 Nissan Quest Service Bulletin P1148 and P1031
Contents
1. ID CODE ECM ID Code from Chart A on page 3 IMPORTANT a You must use the ID Code to get the reprogramming data for this incident b This incident may require reprogramming for both ECM and TCM c For this incident ASIST will give you only the data needed for your vehicle when you enter the ECM ID Code e f ASIST only gives you ECM data perform reprogramming for ECM only e f ASIST gives you both ECM and TCM data you must perform reprogramming for both ECU REPROGRAMMING PROCEDURES ECM and if needed TCM Vehicle ECU Reprogramming Overview for This Incident ov a a o There are six basic steps Download reprogramming data transfer it from ASIST into CONSULT II Preparation steps before reprogramming Reprogram the vehicle ECM ECM reprogramming Wrap up Reprogram the TCM if needed e This is needed only if ASIST gives you TCM data when the I D code is entered TCM reprogramming Wrap up e This is needed only if ASIST gives you TCM data when the I D code is entered If you are familiar with special ECM and TCM reprogramming using ECM D Code entry e Review the following steps starting on page 5 e Use them as a Quick Reference for ECM and if needed TCM reprogramming If you are not familiar with special ECM Reprogramming click e This will link you to the SPECIAL ECM REPROGRAMMING PROCEDURE FOR ECM I D ENTRY general procedure e Or refer to it in the print copy of2. the AT section of the appropriate Service Manual for shift schedule specifications 9 10 Step C Perform A F Sensor Test e This is to make sure the A F sensor and Fuel Management System are functioning correctly 1 Use CONSULT II DATA MONITOR to view the following DATA MONITOR MONITOR NO DTC e Engine Speed and ENG SPEED 2072 rpm COOLANT TEMP S 183 F e A F Sensor voltage AIF SEN1 B1 1 49 V see Figure 2 AIF SEN1 B2 1 52 V 2 Hold the engine speed at about 2000 rpm no load for 2 minutes e This will create a stable condition for step 3 Lo TP030660 J Figure 2 3 Observe A F SEN1 B1 and A F SEN1 B2 voltage for 30 seconds while holding 2000 rpm no load a A F sensor voltages should remain most of the time between 1 37 and 1 57 volts e If the engine rpm is held constant voltage will fluctuate but should remain in this range b If most of the time the A F sensor voltages are out of this range e The vehicle has an additional incident e This bulletin does not have repair information for an A F sensor or Fuel Management System incident e Goto ASIST for further diagnostic and repair information 10 10
3. who have the equipment tools safety instruction and know how to do a job properly and safely NOTE If you believe that a described condition may apply to a particular vehicle DO NOT assume that it does See your Nissan dealer to determine if this applies to your vehicle 1 10 CLAIMS INFORMATION Submit a Primary Failed Part PP line claim using the following claims coding DESCRIPTION PFP OP CODE SYM DIA FRT Reprogram ECM per TSB 1 DE98AA HD 32 0 8 hrs 2 1 FRT allows adequate time to access DTC codes reprogram ECM and perform the A F Sensor function test No other diagnostic procedures subsequently required do NOT claim any Diagnostic Op Codes with this claim Reference the final CONSULT II print out and use the indicated new ECM P N as the PFP N AND if required DESCRIPTION PFP__ OPCODE SYM DIA FRT Reprogram TCM JE9aa O6hs SERVICE PROCEDURE Step A Confirm This Bulletin Applies 1 With CONSULT II ON print the Freeze Frame data as follows START Nissan gt gt gt gt Self DIAG Results gt gt gt gt i i H SYSTEM ENGINE 2 Attach this printout to the Repair Order one IKI 00H f P 23710 XXXXX lt lt O Part e Figure 1 is an example of the Freeze Frame Number e The Freeze Frame data that you ve printed DTC RESULTS contains the ECM Part Number P N ere DTC P0XXX Code e You ll use the ECM P N to see if this bulletin Example your sc
4. T screen Figure A above A Click on the To number it s in the center of the ASIST screen B Then click on the Add button IMPORTANT e ASIST will display only the data you need for this incident e t may give you ECM data only or both ECM and TCM data e You must add all data that appears in step 3 above to the File s selected list 5 Write the To number s on the Repair Order You will need this later in the reprogramming process 6 Click the CONTINUE button to start the CONSULT II setup 5 10 Step Two Preparation for Reprogramming 1 Connect a battery charger to the vehicle s battery e Set the charger to a low charge rate trickle charge CAUTION For number 2 below and number 3 on the next page DO NOT connect the CONSULT II AC power supply 2 Press SUB MODE see Figure C then a From the listed items find and select BATTERY CHARGE Do Not Connect A C Power Supply Consult Il A C Power Supply TP040090 Figure B NISSAN ELECTRONIC CONTROL UNIT REPROGRAMMING AERO2C 1 INITIATE ECU REPROGRAM SUB MODE LIGHT COPY TP030620 Figure C 6 10 3 Check the CONSULT II s Charger Input reading see Figure D NOTE e Battery Voltage is the voltage level of CONSULT II s battery e Charger Input is the voltage level of the vehicle s battery It must be above 12 vo
5. Technical Bulletin eae Classification EC04 006a Date March 24 2004 2004 MAXIMA amp QUEST 5 SPEED A T ONLY MIL ON WITH DTC P1031 P1051 P1148 P1168 A F SENSOR HEATER CLOSED LOOP APPLIED VEHICLES 2004 Maxima A34 with 5 speed A T only 2004 Quest V42 with 5 speed A T only NOTE Models with 4 speed A T or 6 speed M T are not covered by this TSB For those vehicles refer to NTB04 024 IF YOU CONFIRM A MIL ON with the following DTC s stored e P1031 P1051 A F Sensor Heater and or e P1148 P1168 A F Sensor Closed Loop Control ACTIONS A Confirm this bulletin applies e Check the Current ECM Part Number Page 2 e Compare your Current ECM Part Number to Chart A Page 3 If that part number does not match one in Chart A this bulletin does not apply Go back to ASIST for further diagnostic and repair information B Perform reprogramming by special ID lookup a special process for this TSB only Page 4 C Perform A F Sensor test to confirm proper air fuel ratio Page 10 IMPORTANT The purpose of ACTIONS above is to give you a quick idea of the work you will be performing You MUST closely follow the entire Service Procedure starting on page 2 as it contains information that is essential to successfully completing this repair Nissan Bulletins are intended for use by qualified technicians not do it yourselfers Qualified technicians are properly trained individuals
6. key OFF 10 Sec 10 Sec TP030626a Figure E Start the engine and check the idle speed e f idle speed is too low perform Idle Air Volume Learning IAVL See the appropriate Service Manual ESM for this procedure NOTE If the engine will not idle hold the engine RPM at about 2000 then slowly bring it down to an idle IAVL can now be performed Confirm the engine is operating normally Make sure the MIL is OFF e If it s still ON use CONSULT II with the Diagnostic red white Card to erase any DTC s that may have stored during the reprogramming procedure 8 10 Step Five Reprogram the Vehicle TCM if needed e This is needed only if ASIST gave you TCM data when the I D code was entered e You re ready to do TCM reprogramming when you completed steps One and Two e If you are not familiar with special TCM Reprogramming click here It will link you to a general procedure called SPECIAL TCM REPROGRAMMING PROCEDURE FOR I D ENTRY Or you can refer to it in the print copy of this bulletin Step Six TCM Reprogramming Wrap up 1 Turn the ignition and CONSULT II OFF 2 Disconnect CONSULT II from the vehicle 3 Start the Engine and make sure the MIL is OFF e If it s still ON use CONSULT II with the Diagnostic red white Card to erase any DTC s that may have stored during the reprogramming procedure 4 Test drive the vehicle and make sure the transmission operates correctly in all modes e See
7. lts CONSULT II Battery Voltage Battery Charging Elapsed Discharge Charge Time Vehicle Battery Yi 00 01 02 0001 02 00 00 00 00 01 0 Voltage Battery Voltage Charger Input MUST BE 2 12 1 90 VOLT m 12 00 VOLTS 0 100 Check Charger 0 10 20 30 40 50 60 70 80 90 100 Input without AC power Battery Charge IDLE supply connected Start Discharge amp Charging Charge MODE BACK LIGHT COPY TP030625 CAUTION If the Charger Input is below 12 volts Figure D e A list of items to check when Charger Input voltage is below 12V is contained in the Special ECM Reprogramming Procedure For ECM ID Entry general procedure Clickjhere o link to it e Or refer to it in the print copy of this bulletin Step Three Reprogram the Vehicle ECM e Ifyou are not familiar with special ECM Reprogramming click here e This will link you back to a general procedure called SPECIAL ECM REPROGRAMMING PROCEDURE FOR ECM I D ENTRY e Or refer to it in the print copy of this bulletin 7 10 Step Four ECM Reprogramming Wrap up 1 2 Turn the ignition switch OFF and CONSULT II OFF Wait more than 10 seconds then a Turn the ignition switch ON for 2 second then b Turn the ignition switch OFF again for 10 seconds see Figure D e This will reset ECM self learned Data Ignition key ON About 2 Sec About 2 Sec Ignition
8. reen may differ 7p920389k applies Figure 1 2 10 3 Check the ECM Part Number on the printout from step 1 Figure 1 e Compare your vehicle s ECM P N to those shown under Current ECM P N in Chart A below e If it s in that column this bulletin applies IMPORTANT To get the correct reprogramming data for this DTC incident you must 1 Match your vehicle to the Vehicle Configuration AND Current ECM Part Number 2 Then select the correct ID code Chart A Vehicle Vehicle Configuration Current ECM Part Numbers ASIST ECM Data hind ID Code 8Y000 8Y001 8Y002 8Y003 020401 5 speed A T 8Y004 8Y006 020402 8Y010 8Y011 8Y012 8Y013 020403 8Y014 8Y016 020404 5 speed A T with TCS 4 speed A T with TCS MS SB does not apply sopoeamr TS TSB doe ro eo 6 speed M T with TOS MS TSB does not apply Quest 5 speed A T COIS eo gt CK012 S anr Sea A If your vehicle s ECM P N matches a P N in the chart above e This bulletin applies Go to step B Perform Reprogramming next page B If your vehicle s ECM P N does not match a P N in the chart above e This bulletin does not apply Refer to the appropriate TSB or Electronic Service Manual ESM for further diagnostic and repair information 3 10 Step B Perform Reprogramming by Special ID Lookup 1 Perform reprogramming using the special ASIST ECM DATA
9. this bulletin If you are not familiar with special TCM Reprogramming click e This will link you to the SPECIAL TCM REPROGRAMMING PROCEDURE FOR I D ENTRY general procedure e Or refer to it in the print copy of this bulletin 4 10 Step One Download Transfer Data From ASIST Into CONSULT II ECU Electronic Control Unit CONSULT II Reprogramming Data SCC Click the Add button 1 File s selected 5 Speed A T Models with ABS TCS E To 23710 8Y017 VQ35 5A T ASCD TCS 4 To 23710 8Y017 A34 VQ35 Altima F _ To 31036 8Y002 5A T ASCD orio avon ais To Sentra Ji Z001 M To 31036 8Y002 5A T ASCD Number Guest 2000 You must also reprogram the TCM for this incident i ae Replaces 23710 XXXXX XXXXX z z L Keypad y Search by Code per bulletin only A 020402 This illustration is for example only your vehicle may be different TP030621e Figure A 1 Click on the Keypad button see Figure A e A Keypad will pop up left side of screen 2 Using the digit keys on the keypad enter the correct ASIST ECM DATA ID CODE e Go back to Chart A on page 3 of this bulletin 3 Then click the Continue button on the keypad e Data will appear in the middle of the ASIST screen 4 Now you ll add this reprogramming data to the File s selected list This list is on the right side of the ASIS
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