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1. see Figure 12 10 On a clean and lint free surface stand the valve body on end and hold it as shown in Figure 13 Remove the Secondary Oil Pressure Sensor a os Suk AGTA Figure 13 8 11 NTB08 042 11 Replace the Secondary Oil Pressure sensor Assy with the one listed in the Parts Information section of this bulletin TORQUE 10 8 14 7 N m 1 1 1 5 kg m 95 6 130 1 in Ib 12 Install the valve body and shift link with the fork end of the shift link around the pin as shown in Figure 15 TROSO 04 13 While you are doing Step 12 above the lower end of the shift link must stick through the bottom of the step motor pin as shown in Figure 16 9 11 Figure 16 satel auair sipal NTB08 042 is Eaa E T i i i 14 Install finger tight the 11 valve body bolts removed in Step 6 IMPORTANT CHECKS e After you install the new valve body make sure the upper end forked end of the shift link is positioned around the pin Space is very limited in the work area e Install the CVT dip stick and make sure there is adequate clearance between the dipstick and the harness 15 Torque the 11 valve body bolts e Tightening torque 6 9 8 9 N m 0 7 0 9 kg m 61 78 In Ib e Torque sequence as per Figure 9 6 7 5 8 4 9 3 10 2 11 1 16 Re install the collar on the manual shaft see step 3 Figure 5 17 Align the manual plate with the notch in the manual valve NOTE First tighten 19 mm nut then tigh2. NISSAN NORTH AMERICA ING OS Technical Bulletin SERVICE BULLETIN A108 001 NTB08 042 April 3 2008 2007 MAXIMA MIL ON W DTC P0840 OR P0845 APPLIED VEHICLE 2007 Maxima A34 IF YOU CONFIRM The MIL is ON with one of the following DTC stored in the TCM e DTC P0840 TRANSMISSION FLUID PRESSURE SENSOR A CIRCUIT SEC PRESSURE SENSOR or e DTC P0845 TRANSMISSION FLUID PRESSURE SENSOR B CIRCUIT PRI PRESSURE SENSOR NOTE e lf both P0840 and P0845 are stored this bulletin does not apply e lf other DTCs are combined with P0840 or P0845 resolve the other codes first e lf you observe abnormal CVT fluid color or odor excessive contamination in the oil pan and or you can isolate an unusual noise coming from the transmission this TSB does not apply e f needed refer to ASIST and the Service Manual for further diagnostic information ACTIONS lf DTC is P0845 Replace the Primary Oil Pressure Sensor Assy with the one listed in the Parts Information section of this bulletin lf DTC is P0840 Replace the Secondary Oil Pressure Sensor Assy with the one listed in the Parts Information section of this bulletin 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 as it contains information that is essential to successfully completing this repair Nissan Bulletins are intended for use by qualified te
3. chnicians not do it yourselfers Qualified technicians are properly trained individuals 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 11 PARTS INFORMATION a eee Gasketoilpan 31397 1xD00 1 Nissan CVT Fluid 999MP NS200P 8 Sealdip 315281Xa01 2 Bolt aexs 0112103071 5 ooo Bo 31377 1xA04 2 a a ts Bolt flange hex 081A0 6301A Seal O ring drain pluo 31526 1XA01 31377 1XD07 Q 2 5 2 4 1 CLAIMS INFORMATION Submit a Primary Failed Part PP line claim using the following claims coding DESCRIPTION PFP OPCODE SYM DIA FRT Replace Primary Oil Pressure 1 JX08AA HD 32 1 2 Sensor Assy 1 Reference the Parts Information Table and use the Oil Pressure Assy P N as the PFP OR DESCRIPTION PFP OP CODE SYM DIA FRT Replace Secondary Oil Pressure 1 JXO9AA HD 32 1 6 Sensor Assy includes R amp R valve bod 1 Reference the Parts Information Table and use the Oil Pressure Assy P N as the PFP 2 11 NTB08 042 SERVICE PROCEDURE Step A Remove the oil pan CAUTION Transmissions are very vulnerable to particles dust metal etc e When removing the oil pan or removing a CVT valve body make sure your work environment
4. manual plate 3 Remove the collar from the manual AA shaft ao ge 5 11 NTB08 042 CVT Connector 4 Remove the large lock ring holding the CVT connector to the transmission case see Figure 6 e Push the transmission side of the harness down inside the transmission case to remove it Figure 6 e Transmission side of CVT harness connector and lock ring shown removed from the transmission case 5 Disconnect the harness of the Primary oil pressure sensor assy A p T sot 6 11 NTB08 042 6 Remove the bolts attaching the valve body to the transmission see Figure 9 e There are 11 bolts shown and numbered for convenience e There are 3 different length bolts which are identified by S short 7 Remove the valve body e Note the position of the Ratio Control Valve and attached shift link 7 11 NTB08 042 8 Make sure you replace the 2 lip seals shown in Figure 11 e Do not reuse the old lip seals e Use petroleum jelly to keep the new lip seals in place during reassembly Figure 11 9 Carefully remove the valve body i a S Shift link assembly being careful not to allow the i yo 5 l Notice the direction Ratio Control Valve to fall out e lf the Ratio Control Valve does fall out check the condition of all surfaces especially the edges for damage e Confirm double check the direction of the shift link and the bottom of the shift link around the step motor pin
5. shop workbench etc transmission area Sub frame oil pan harness connector etc and your hands are free of contamination e Make sure all parts are clean prior to installing on the vehicle e Wait to unpack Service Parts until just before installation 1 Write down all radio station presets 2 Disconnect both battery cables negative cable first 3 Remove the CVT dipstick Raise the vehicle on a hoist 4 Remove the undercover from below the front bumper cover see Figure 1 Figure 1 5 Remove the transmission pan drain plug and drain the CVT fluid 6 Loosen and remove the 20 oil pan bolts to remove the oil pan 7 DECISION e If DIC P0845 is stored proceed to Step B Replace Primary Oil Pressure Sensor Assy e lf DIC P0840 is stored proceed to Step C Replace Secondary Oil Pressure Sensor Assy 3 11 NTB08 042 Step B Replace Primary Oil Pressure Sensor Assy For P0845 only 1 Remove the Primary Oil Pressure Sensor Assy 2 Replace it with the one listed in the Parts Information section of this bulletin TORQUE 10 8 14 7 N m 1 1 1 5 kg m 95 6 130 1 in Ib 3 Continue to Step D Closure page Pane D 11 4 11 NTB08 042 Step C Replace Secondary Oil Pressure Sensor Assy For P0840 only a gi CVT connector i F6 1 Disconnect the CVT harness connector F6 by turning in the direction shown in Figure 3 2 Remove the nut and lock nut to remove the
6. ten the 14 mm lock nut with the specified tightening torque e Use a Torque wrench to tighten both the 14 mm and 19 mm nuts same torque specification for both TORQUE 20 6 23 5 N m 2 1 2 3 kg m 15 1 17 3 ft lb 18 Reconnect the harness to the primary oil pressure sensor see step 5 Figure 8 19 Reinsert the CVT connector with locking ring into the case as shown in step 4 Figure 6 Make sure that the locating notch is properly engaged 10 11 NTB08 042 Step D Closure 1 Install the oil pan and bolts e Make sure oil pan and magnets are free of contamination particles e Tightening Torque 5 4 7 4 N m 0 5 0 7 kg m 47 8 65 5 in Ib g g ord g Install the battery cables negative cable last Fill and check the CVT fluid level Reprogram the radio presets Reset the clock Initialize the power windows and sunroof as applicable Reference the Electronic Service Manual as needed Using C III make sure to erase DTCs from all Systems Test drive the vehicle and make sure it operates correctly and the Check Engine light is OFF e If the Check Engine light comes ON diagnose perform repairs and erase DTCs e Diagnosis and repairs beyond the Oil Pressure Sensor Assy replacement are not covered by this bulletin 11 11 NTB08 042
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