Page 377 of 3066
TROUBLE DIAGNOSES FOR SYMPTOMS
AT-371
[EXC.F/EURO-OBD]
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AT
11.A/TDoesNotShift:D3®D4ECS004VC
SYMPTOM:
lA/T does not shift from D3to D4at the specified speed.
lA/T must be warm before D3to D4shift will occur.
1.CHECK SYMPTOM
Are 7. Vehicle Does Not Creep Forward In “D”, “2” Or “1” Position and 8. Vehicle Cannot Be Started From D
1
OK?
Ye s o r N o
Yes >> GOTO2
No >> Go to 7. Vehicle Does Not Creep Forward In “D”, “2” Or “1” Position and 8. Vehicle Cannot Be
Star ted Fr om D
1,AT-362, "7. Vehicle Does Not Creep Forward In“D”,“2”Or“1”Position",AT-
364, "8. Vehicle Cannot Be Started From D1".
Page 378 of 3066
![NISSAN X-TRAIL 2003 Electronic Repair Manual AT-372
[EXC.F/EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS
2.CHECK SELF-DIAGNOSTIC RESULTS
With CONSULT-II
Does self-diagnosis, after cruise test, show damage to any of the following circuits?
lPNP switch NISSAN X-TRAIL 2003 Electronic Repair Manual AT-372
[EXC.F/EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS
2.CHECK SELF-DIAGNOSTIC RESULTS
With CONSULT-II
Does self-diagnosis, after cruise test, show damage to any of the following circuits?
lPNP switch](/manual-img/5/57402/w960_57402-377.png)
AT-372
[EXC.F/EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS
2.CHECK SELF-DIAGNOSTIC RESULTS
With CONSULT-II
Does self-diagnosis, after cruise test, show damage to any of the following circuits?
lPNP switch
lOverdrive control switch
lA/T fluid temperature sensor
lVehicle speed sensor·A/T (revolution sensor)
lShift solenoid valve A or B
lVehicle speed sensor·MTR
Ye s o r N o
Ye s > >lCheck damaged circuit. Refer to the following items.
Except for Euro-OBD
–VEHICLE SPEED SENSOR·A/T (REVOLUTION
SENSOR):AT-392, "
VEHICLE SPEED SENSOR·A/T
(REVOLUTION SENSOR)"
–SHIFT SOLENOID VALVE A:AT-406, "SHIFT SOLE-
NOID VALVE A"
–SHIFT SOLENOID VALVE B:AT- 4 11 , "SHIFT SOLE-
NOID VALVE B"
–BATT/FLUID TEMP SEN (A/T FLUID TEMP SENSOR CIRCUIT AND TCM POWER
SOURCE):AT-426, "
BATT/FLUID TEMP SEN (A/T FLUID TEMP SENSOR CIRCUIT AND
TCM POWER SOURCE)"
–VHCL SPEED SEN·MTR VEHICLE SPEED SENSOR·MTR:AT - 3 9 7 , "DTC VEHICLE SPEED
SENSOR MTR"
–21. TCM Self-diagnosis Does Not Activate (PNP & Overdrive Control Switches, and Throttle
Position sensor Circuit Checks):AT - 3 8 2 , "
21. TCM Self-diagnosis Does Not Activate (PNP &
Overdrive Control Switches, and Throttle Position Sensor Circuit Checks)"
Euro-OBD
–VEHICLE SPEED SENSOR·A/T (REVOLUTION SENSOR):AT-142, "DTC P0720 VEHICLE
SPEED SENSOR·A/T (REVOLUTION SENSOR)"
–SHIFT SOLENOID VALVE A:AT-193, "DTC P0750 SHIFT SOLENOID VALVE A"
–SHIFT SOLENOID VALVE B:AT-198, "DTC P0755 SHIFT SOLENOID VALVE B"
–BATT/FLUID TEMP SEN (A/T FLUID TEMP SENSOR CIRCUIT AND TCM POWER
SOURCE):AT-216, "
DTC BATT/FLUID TEMP SEN (A/T FLUID TEMP SENSOR CIRCUIT
AND TCM POWER SOURCE)"
–VHCL SPEED SEN·MTR VEHICLE SPEED SENSOR·MTR:AT - 2 2 2 , "DTC VEHICLE SPEED
SENSOR MTR"
–21. TCM Self-diagnosis Does Not Activate (PNP & Overdrive Control Switches, and Throttle
Position sensor Circuit Checks):AT - 3 8 2 , "
21. TCM Self-diagnosis Does Not Activate (PNP &
Overdrive Control Switches, and Throttle Position Sensor Circuit Checks)"
No >> GOTO3
SCIA0771E
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![NISSAN X-TRAIL 2003 Electronic Repair Manual TROUBLE DIAGNOSES FOR SYMPTOMS
AT-373
[EXC.F/EURO-OBD]
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3.CHECK THROTTLE POSITION SENSOR*
*: This sensor means accelerator pedal position (APP) senror.
Check throttle position NISSAN X-TRAIL 2003 Electronic Repair Manual TROUBLE DIAGNOSES FOR SYMPTOMS
AT-373
[EXC.F/EURO-OBD]
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3.CHECK THROTTLE POSITION SENSOR*
*: This sensor means accelerator pedal position (APP) senror.
Check throttle position](/manual-img/5/57402/w960_57402-378.png)
TROUBLE DIAGNOSES FOR SYMPTOMS
AT-373
[EXC.F/EURO-OBD]
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AT
3.CHECK THROTTLE POSITION SENSOR*
*: This sensor means accelerator pedal position (APP) senror.
Check throttle position sensor. Refer to "EC-´´", “DTC P0121
ACCELERATOR PEDAL POSITION(APP)SENSOR”. —Except for
Euro-OBD/Refer to "EC-´´", “DTC P0121 ACCELERATOR PEDAL
POSITION(APP)SENSOR”. — Euro-OBD
OK or NG
OK >> GOTO4
NG >> Repair or replace throttle position sensor.
4.CHECKA/TFLUIDCONDITION
1. Remove oil pan.
2. Check A/T fluid condition.
OK or NG
OK >> GOTO5
NG >> GOTO7
5.DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer toAT-453, "
Installation".
2. Check the following items:
–Shift valve B
–Overrun clutch control valve
–Shift solenoid valve B
–Pilot valve
–Pilot filter
OK or NG
OK >> GOTO6
NG >> Repair or replace damaged parts.
6.CHECK SYMPTOM
Check again.
OK or NG
OK >>INSPECTION END
NG >> 1. Perform TCM input/output signal inspection.
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
PBIB0498E
SAT171B
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![NISSAN X-TRAIL 2003 Electronic Repair Manual AT-374
[EXC.F/EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS
7.DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer toAT-453, "
Installation".
2. Check the following items:
–Shift valve B
NISSAN X-TRAIL 2003 Electronic Repair Manual AT-374
[EXC.F/EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS
7.DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer toAT-453, "
Installation".
2. Check the following items:
–Shift valve B](/manual-img/5/57402/w960_57402-379.png)
AT-374
[EXC.F/EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS
7.DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer toAT-453, "
Installation".
2. Check the following items:
–Shift valve B
–Overrunclutchcontrolvalve
–Shift solenoid valve B
–Pilot valve
–Pilot filter
3. Disassemble A/T.
4. Check the following items:
–Servo piston assembly
–Brake band
–Torque converter
–Oil pump assembly
OK or NG
OK >> GOTO6
NG >> Repair or replace damaged parts.
12. A/T Does Not Perform Lock-upECS004VD
SYMPTOM:
A/T does not perform lock-up at the specified speed.
1.CHECK SELF-DIAGNOSTIC RESULTS
Does self-diagnosis show damage to torque converter clutch sole-
noid valve circuit after cruise test?
Ye s o r N o
Yes >> Check torque converter clutch solenoid valve circuit.
Refer toAT-421, "
TORQUE CONVERTER CLUTCH
SOLENOID VALVE"(Except for Euro-OBD)/AT-181,
"DTC P0740 TORQUE CONVERTER CLUTCH SOLE-
NOID VALVE"(Euro-OBD).
No >> GOTO2
2.CHECK THROTTLE POSITION SENSOR*
*: This sensor means accelerator pedal position (APP) senror.
Check throttle position sensor. Refer to "EC-´´", “DTC P0121
ACCELERATOR PEDAL POSITION(APP)SENSOR”. —Except for
Euro-OBD/Refer to "EC-´´", “DTC P0121 ACCELERATOR PEDAL
POSITION(APP)SENSOR”. — Euro-OBD
OK or NG
OK >> GOTO3
NG >> Repair or replace throttle position sensor.
SCIA0772E
PBIB0498E
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![NISSAN X-TRAIL 2003 Electronic Repair Manual TROUBLE DIAGNOSES FOR SYMPTOMS
AT-375
[EXC.F/EURO-OBD]
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3.DETECT MALFUNCTIONING ITEM
1. Remove control valve. Refer toAT-453, "
Installation".
2. Check following items:
–Tor NISSAN X-TRAIL 2003 Electronic Repair Manual TROUBLE DIAGNOSES FOR SYMPTOMS
AT-375
[EXC.F/EURO-OBD]
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3.DETECT MALFUNCTIONING ITEM
1. Remove control valve. Refer toAT-453, "
Installation".
2. Check following items:
–Tor](/manual-img/5/57402/w960_57402-380.png)
TROUBLE DIAGNOSES FOR SYMPTOMS
AT-375
[EXC.F/EURO-OBD]
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AT
3.DETECT MALFUNCTIONING ITEM
1. Remove control valve. Refer toAT-453, "
Installation".
2. Check following items:
–Torque converter clutch control valve
–Torque converter relief valve
–Torque converter clutch solenoid valve
–Pilot valve
–Pilot filter
OK or NG
OK >> GOTO4
NG >> Repair or replace damaged parts.
4.CHECK SYMPTOM
Check again.
OK or NG
OK >>INSPECTION END
NG >> 1. Perform TCM input/output signal inspection.
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
13. A/T Does Not Hold Lock-up ConditionECS004VE
SYMPTOM:
A/T does not hold lock-up condition for more than 30 seconds.
1.CHECK DIAGNOSTIC RESULTS
Does self-diagnosis show damage to engine speed signal circuit
after cruise test?
Ye s o r N o
Yes >> Check engine speed signal circuit. Refer toAT-432,
"ENGINE SPEED SIGNAL"(Except for Euro-OBD/AT-
147, "DTC P0725 ENGINE SPEED SIGNAL"(Euro-
OBD).
No >> GOTO2
2.CHECKA/TFLUIDCONDITION
1. Remove oil pan.
2. Check A/T fluid condition.
OK or NG
OK >> GOTO3
NG >> GOTO5
SCIA0773E
SAT171B
Page 382 of 3066
AT-376
[EXC.F/EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS
3.DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer toAT-453, "
Installation".
2. Check the following items:
–Torque converter clutch control valve
–Pilot valve
–Pilot filter
OK or NG
OK >> GOTO4
NG >> Repair or replace damaged parts.
4.CHECK SYMPTOM
Check again.
OK or NG
OK >>INSPECTION END
NG >> 1. Perform TCM input/output signal inspection.
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
5.DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer toAT-453, "
Installation".
2. Check the following items:
–Torque converter clutch control valve
–Pilot valve
–Pilot filter
3. Disassemble A/T.
4. Check torque converter and oil pump assembly.
OK or NG
OK >> GOTO4
NG >> Repair or replace damaged parts.
14. Lock-up Is Not ReleasedECS004VF
SYMPTOM:
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![NISSAN X-TRAIL 2003 Electronic Repair Manual TROUBLE DIAGNOSES FOR SYMPTOMS
AT-377
[EXC.F/EURO-OBD]
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AT
Lock-up is not released when accelerator pedal is released.
1.CHECK THROTTLE POSITION SENSOR* CIRCUIT
*: This sensor me NISSAN X-TRAIL 2003 Electronic Repair Manual TROUBLE DIAGNOSES FOR SYMPTOMS
AT-377
[EXC.F/EURO-OBD]
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AT
Lock-up is not released when accelerator pedal is released.
1.CHECK THROTTLE POSITION SENSOR* CIRCUIT
*: This sensor me](/manual-img/5/57402/w960_57402-382.png)
TROUBLE DIAGNOSES FOR SYMPTOMS
AT-377
[EXC.F/EURO-OBD]
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AT
Lock-up is not released when accelerator pedal is released.
1.CHECK THROTTLE POSITION SENSOR* CIRCUIT
*: This sensor means accelerator pedal position (app) senror.
With CONSULT-II
Does “TCM INPUT SIGNALS” in “DATA MONITOR” show damage throttle position sensor circuit?
Without CONSULT-II
Does self-diagnosis show damage to throttle position sensor circuit?
Ye s o r N o
Yes >> Check throttle position sensor circuit. Refer to “21. TCM
Self-diagnosis Does Not Activate (PNP & Overdrive
Control switches, and Throttle Position Sensor )”,AT-
382, "21. TCM Self-diagnosis Does Not Activate (PNP &
Overdrive Control Switches, and Throttle Position Sen-
sor Circuit Checks)".
No >> GOTO2
2.CHECK SYMPTOM
Check again.
OK or NG
OK >>INSPECTION END
NG >> 1. Perform TCM input/output signal inspection.
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
15. Engine Speed Does Not Return To Idle (Light Braking D4®D3)ECS004VG
SYMPTOM:
lEngine speed does not smoothly return to idle when A/T shifts from D4to D3.
lVehicle does not decelerate by engine brake when turning overdrive control switch OFF.
lVehicle does not decelerate by engine brake when shifting A/T from “D” to “2” position.
1.CHECK SELF-DIAGNOSTIC RESULTS
Does self-diagnosis show damage to overrun clutch solenoid valve
circuit after cruise test?
Ye s o r N O
Yes >> Check overrun clutch solenoid valve circuit. Refer toAT-
416, "OVERRUN CLUTCH SOLENOID VALVE"
(Except for Euro-OBD)/AT - 2 0 8 , "DTC P1760 OVERRUN
CLUTCH SOLENOID VALVE"(Euro-OBD).
No >> GOTO2
SAT367J
SCIA0774E
Page 384 of 3066
![NISSAN X-TRAIL 2003 Electronic Repair Manual AT-378
[EXC.F/EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS
2.CHECK THROTTLE POSITION SENSOR*
*: This sensor means accelerator pedal position (APP) senror.
Check throttle position sensor. Refer to "EC-´´ NISSAN X-TRAIL 2003 Electronic Repair Manual AT-378
[EXC.F/EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS
2.CHECK THROTTLE POSITION SENSOR*
*: This sensor means accelerator pedal position (APP) senror.
Check throttle position sensor. Refer to "EC-´´](/manual-img/5/57402/w960_57402-383.png)
AT-378
[EXC.F/EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS
2.CHECK THROTTLE POSITION SENSOR*
*: This sensor means accelerator pedal position (APP) senror.
Check throttle position sensor. Refer to "EC-´´", “DTC P0121
ACCELERATOR PEDAL POSITION(APP)SENSOR”. —Except for
Euro-OBD/Refer to "EC-´´", “DTC P0121 ACCELERATOR PEDAL
POSITION(APP)SENSOR”. — Euro-OBD
OK or NG
OK >> GOTO3
NG >> Repair or replace accelerator pedal position (app) sen-
sor. (AT- 4 0 1 , "
ACCELE RATOR PEDAL POSITION
(APP) SENSOR": Except for Euro-OBD/AT-203, "DTC
P1705 ACCELERATOR PEDAL POSITION (APP) SEN-
SOR": Euro-OBD)
3.CHECK A/T FLUID CONDITION
1. Remove oil pan.
2. Check A/T fluid condition.
OK or NG
OK >> GOTO4
NG >> GOTO6
4.DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer toAT-453, "
Installation".
2. Check the following items:
–Overrunclutchcontrolvalve
–Overrun clutch reducing valve
–Overrun clutch solenoid valve (AT-416, "OVERRUN CLUTCH SOLENOID VALVE": Except for Euro-OBD/
AT-208, "
DTC P1760 OVERRUN CLUTCH SOLENOID VALVE":Euro-OBD)
OK or NG
OK >> GOTO5
NG >> Repair or replace damaged parts.
5.CHECK SYMPTOM
Check again.
OK or NG
OK >>INSPECTION END
NG >> 1. Perform TCM input/output signal inspection.
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
PBIB0498E
SAT171B