2004 MAXIMA & QUEST (4 SPD A/T OR 6 SPD M/T ONLY
Contents
1. jl 0 10 20 30 40 50 60 70 80 90 100 Input without of CONSULT II s battery perenne Battery Charge IDLE ols ae e Charger Input is the voltage level of Stat Discharge amp the vehicle s battery It must be above eee Vee 12 volts MODE BACK LIGHT COPY TP030625 Figure C CAUTION If the Charger Input is below 12 volts e Click ere jo link to the ECM Reprogramming For Nissan Vehicles general procedure or refer to Attachment A in the print copy of this bulletin e The general procedure includes a list of items to check when Charger Input voltage is below 12V 5 6 Step Three Reprogram the Vehicle ECM Step Four Wrap up After Reprogramming is Finished 1 Turn the ignition switch OFF and CONSULT II OFF 2 Wait more than 10 seconds then a Turn the ignition switch ON for 1 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 1 Sec About 1 Sec Ignition key OFF 10 Sec 10 Sec TP030626 Figure D 3 Start the engine and check the idle speed e f idle speed is too low perform IAVL Idle Air Volume Learning 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 4 Confirm the engine is operating2. are four basic steps Download reprogramming data transfer it from ASIST into CONSULT II Preparation steps before reprogramming r 2 3 Reprogram the vehicle ECM 4 Wrap up after reprogramming is finished 3 6 e If you re not familiar with the latest ECM reprogramming procedures click here This will link you to the ECM Reprogramming For Nissan Vehicles general procedure Or refer to Attachment A in the print copy of this bulletin e For those familiar with ECM Reprogramming please review the following steps and use them as a Quick Reference for ECM reprogramming Step One Download Transfer Data From ASIST Into CONSULT II hea 3 ECU Electronic Control Unit ode z Configuration Reprogramming Data Click the Add button an Lae Td 2003 4 Speed A T Models E To 23710 8Y102 VQ35 4A T ASCD Altima 2002 I3 To 23710 8112 VQ35 4A T ASCD TCS se el A31 VOS SS 5 Speed A T Models To Sentez j 2001 E To 23710 8Y002 VQ35 5A T ASCD Number Quest To 23710 8Y012 VQ35 5A T ASCD TCS E To 23710 7Y002 VQ35 6M T ASCD 1 File s selected Sf tenn connue This illustration is for example only your vehicle may be different TP030621 Figure A Search by Code per bulletin only 1 Select vehicle model and model year Example Maxima 2004 2 Select the correct reprogramming
3. procedures subsequently required do NOT claim any Diagnostic Op Codes with this claim 2 Reference the final CONSULT II print out and use the indicated new ECM P N as the PFP 1 6 SERVICE PROCEDURE Confirm This Bulletin Applies 1 With CONSULT II ON print the Freeze Frame data as follows START Nissan gt gt gt gt gt gt gt gt i SYSTEM ENGINE 2 Attach this printout to the Repair Order DATE OAOA OA n e The Freeze Frame data that you ve printed E Number contains the ECM Part Number P N DTC RESULTS e Figure 1 is an example of the F F Data EVAP SMALL LEAK printout DTC P0442 Code Example your screen may differ TP020389b Figure 1 ECM Part Number Check 3 Using the ECM Part Number printout from Step 1 Figure 1 e Compare the vehicle s current ECM P N to those shown under Current ECM P N in Chart A below e This comparison will allow you to determine if the ECM needs to be reprogrammed PACKAGE Current ECM P N 4 speed A T 23710 8Y100 8Y101 8Y102 8Y103 8Y104 8Y105 4 speed A T with TCS 23710 8Y110 8Y111 8Y112 8Y113 8Y114 8Y115 Maxima 6 speed M T 23710 7Y000 7Y001 7Y002 7Y003 7Y004 7Y005 23710 7Y010 This TSB does not apply See NTB04 028 This TSB does not apply See NTB04 028 23710 CK005 CK006 CK007 CK008 This TSB does not apply See NTB04 028 A If your vehicle s ECM P N matches a P N in the ch
4. Technical Bulletin NISSAN Pg Classification EC04 005 Date February 19 2004 2004 MAXIMA amp QUEST 4 SPD A T OR 6 SPD M T ONLY MIL ON WITH DTC P1031 P1051 P1148 P1168 A F SENSOR HEATER CLOSED LOOP APPLIED VEHICLES 2004 Maxima A34 with 4 speed A T or 6 speed M T only 2004 Quest V42 with 4 speed A T only NOTE Models with 5 speed A T are not applicable to this TSB For those vehicles refer to NTB04 028 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 1 Confirm this bulletin applies e Check the Current ECM Part Number steps 1 and 2 in the Service Procedure on page 2 e Compare your Current ECM Part Number to Chart A on page 2 If your Current ECM part number does not match one in Chart A this bulletin does not apply Refer to the appropriate TSB or Service Manual ESM for further diagnostic and repair information 2 Reprogram the ECM needed if a match is found during ECM Part Number Check on page 2 3 Perform A F Sensor test steps 4 6 on page 3 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
5. art above e Perform ECM Reprogramming starting on page 3 then e Perform A F Sensor Test step 4 on page 3 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 2 6 Perform A F Sensor Test 4 Use CONSULT II DATA MONITOR to view e Engine Speed and e A F Sensor voltage see Figure 2 5 Hold the engine speed at about 2000 rpm no load for 2 minutes e This will create a stable condition for step 6 DATA MONITOR MONITOR NO DTC ENG SPEED 2072 rpm COOLANT TEMP S 183 F AIF SEN1 B1 1 49 V AIF SEN1 B2 1 52 V TP030660 Figure 2 6 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 Use the appropriate Service Manual ESM section EC P1031 P1051 P1148 P1168 to further diagnosis and repair the additional incident ECM REPROGRAMMING Vehicle ECM Reprogramming Overview e There
6. data a Locate the specific Model Configuration Example VQ35 4A T ASCD TCS NOTE Model Configuration may include items such as engine type transmission type and vehicle options such as ASCD TCS ABS etc b Select click on the To number Write the To number on the repair order NOTE The To number will read 23710 XXXXX 3 Click on the Add button e This will add the selected data to the File s Selected list 4 Click on Continue and follow directions to perform data transfer download from ASIST into CONSULT II 4 6 Step Two Preparation for Reprogramming ECM 1 Connect a battery charger to the vehicle s battery e Set the charger to a low charger rate trickle charge CAUTION DO NOT connect the CONSULT II AC power supply for items 2 and 3 NISSAN ELECTRONIC CONTROL UNIT 2 Press SUB MODE see Figure B then REBROGRANNING a From the listed items find and eee select BATTERY CHARGE INITIATE ECU REPROGRAM SUB MODE LIGHT COPY TP030620 Figure B 3 Check the CONSULT II s Charger Battery Charging Input reading see Figure C CONSULT II Elapsed Discharge Charge Time Vehicle Battery Battery Voltage 0001 02 00 00 00 00 01 02 Voltage Battery Voltage Charger Input MUST BE NOTE 8 32 12 15 lhors 100 e Battery Voltage is the voltage level Cneok Charod
7. normally 5 Make sure the Check Engine Light MIL is not ON e f necessary use CONSULT II and the Diagnostic red white Card to erase any DTC s that may have stored during the reprogramming procedure 6 6
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