2005 NISSAN X-TRAIL torque

DTC P0740 TORQUE CONVERTER CLUTCH SOLENOID VALVE
AT-153
[EURO-OBD]
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B
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6. CHECK TCM
1. Check TCM input/output signal. Refer to AT- 9 4 , "
TCM Terminals and Reference Value" .
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
OK or NG
OK >>INSPECTION END
NG >> Repair or replace damaged parts.
Component InspectionECS004RT
TORQUE CONVERTER CLUTCH SOLENOID VALVE

For removal, refer to AT- 4 0 4 , "Control Valve Assembly and Accumulators" .
Resistance Check

Check resistance between terminal and ground.
Operation Check

Check solenoid valve by listening for its operating sound while
applying battery voltage to the terminal and ground.
Solenoid valve Terminal No.Resistance
(Approx.)
Torque converter
clutch solenoid
valve5 Ground 5 - 20Ω
SCIA2063E
SCIA2066E

TROUBLE DIAGNOSES FOR SYMPTOMS
AT-213
[EURO-OBD]
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4. CHECK A/T FLUID CONDITION
1. Remove oil pan. Refer to AT- 4 0 4 , "
COMPONENTS" .
2. Check A/T fluid condition. Refer to AT- 6 4 , "
FLUID CONDITION
CHECK" .
OK or NG
OK >> GO TO 5.
NG >> GO TO 6.
5. CHECK SYMPTOM
Check again. Refer to AT- 7 2 , "
2. CHECK AT IDLE" .
OK or NG
OK >>INSPECTION END
NG >> 1. Perform TCM input/output signal inspection. Refer to AT- 9 4 , "
TCM Terminals and Reference
Va l u e" .
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
6. DETECT MALFUNCTIONING ITEM
1. Disassemble A/T. Refer to AT- 4 2 4 , "
Disassembly" .
2. Check the following items:
–Oil pump assembly. Refer to AT- 4 4 3 , "Oil Pump" .
–Forward clutch assembly. Refer to AT- 4 7 5 , "Forward and Overrun Clutches" .
–Forward one-way clutch. Refer to AT- 4 7 5 , "Forward and Overrun Clutches" .
–Low one-way clutch. Refer to AT- 4 2 4 , "Disassembly" .
–Torque converter. Refer to AT-424, "Disassembly" .
OK or NG
OK >> GO TO 5.
NG >> Repair or replace damaged parts.
SAT171B

AT-214
[EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS

Vehicle Cannot Be Started From D1ECS004T1
SYMPTOM:
Vehicle cannot be started from D
1 on Cruise Test — Part 1.
1. SYMPTOM CHECK
Check symptom. Refer to AT- 7 8 , "
Cruise Test — Part 1" .
Is Vehicle does not creep backward in R position OK?
YES >> GO TO 2.
NO >> Go to AT- 2 1 0 , "
Vehicle Does Not Creep Backward In “R” Position" .
2. CHECK SELF-DIAGNOSTIC RESULTS
Perform self-diagnosis. Refer to AT- 4 5 , "
SELF-DIAGNOSTIC PROCEDURE (WITH CONSULT-II)" or AT- 5 2 ,
"Diagnostic Procedure Without CONSULT-II" .
Do the self-diagnosis results indicate vehicle speed sensor
·A/T (revolution sensor), overrun clutch solenoid
valve, torque converter clutch solenoid valve, shift solenoid valve A,B or vehicle speed sensor·MTR circuit?
YES >>
Check damaged circuit. Refer to the following items.
–AT- 11 2 , "DTC P0720 VEHICLE SPEED SENSOR·A/T (REVOLUTION SENSOR)"
–AT- 1 4 8 , "DTC P0740 TORQUE CONVERTER CLUTCH SOLENOID VALVE"
–AT- 1 6 1 , "DTC P0750 SHIFT SOLENOID VALVE A"
–AT- 1 6 7 , "DTC P0755 SHIFT SOLENOID VALVE B"
–AT- 1 7 8 , "DTC P1760 OVERRUN CLUTCH SOLENOID VALVE"
–AT- 3 3 9 , "DTC VEHICLE SPEED SENSOR MTR"
NO >> GO TO 3.
3. CHECK ACCELERATOR PEDAL POSITION (APP) SENSOR
Check accelerator pedal position (APP) sensor. Refer to AT- 1 7 3 ,
"DTC P1705 ACCELERATOR PEDAL POSITION (APP) SENSOR" .
OK or NG
OK >> GO TO 4.
NG >> Repair or replace accelerator pedal position (APP) sen-
sor.
4. CHECK LINE PRESSURE
Check line pressure at stall point with selector lever in D position.
Refer to AT- 6 8 , "
Line Pressure Test" .
OK or NG
OK >> GO TO 5.
NG >> GO TO 8.
PBIB0498E
SAT494G

AT-216
[EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS

8. DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer to AT- 4 0 4 , "
Control Valve Assembly and Accumulators" .
2. Check the following items:
–Shift valve A
–Shift valve B
–Shift solenoid valve A
–Shift solenoid valve B
–Pilot valve
–Pilot filter
3. Disassemble A/T. Refer to AT- 4 2 4 , "
Disassembly" .
4. Check the following items:
–Forward clutch. Refer to AT- 4 7 5 , "Forward and Overrun Clutches" .
–Forward one-way clutch assembly. Refer to AT- 4 2 4 , "Disassembly" .
–High clutch assembly. Refer to AT- 4 6 9 , "High Clutch" .
–Torque converter. Refer to AT- 4 2 4 , "Disassembly" .
–Oil pump assembly. Refer to AT- 4 4 3 , "Oil Pump" .
–Reverse clutch assembly. Refer to AT- 4 6 4 , "Reverse Clutch" .
–Low & reverse clutch assembly
OK or NG
OK >> GO TO 7.
NG >> Repair or replace damaged parts.

TROUBLE DIAGNOSES FOR SYMPTOMS
AT-223
[EURO-OBD]
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B
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5. DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer to AT- 4 0 4 , "
Control Valve Assembly and Accumulators" .
2. Check the following items:
–Shift valve A
–Overrun clutch control valve
–Shift solenoid valve A
–Pilot valve
–Pilot filter
OK or NG
OK >> GO TO 6.
NG >> Repair or replace damaged parts.
6. CHECK SYMPTOM
Check again. Refer to AT- 8 1 , "
Cruise Test — Part 2" and AT- 7 8 , "Cruise Test — Part 1" .
OK or NG
OK >>INSPECTION END
NG >> 1. Perform TCM input/output signal inspection. Refer to AT- 9 4 , "
TCM Terminals and Reference
Va l u e" .
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
7. DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer to AT- 4 0 4 , "
Control Valve Assembly and Accumulators" .
2. Check the following items:
–Shift valve A
–Overrun clutch control valve
–Shift solenoid valve A
–Pilot valve
–Pilot filter
3. Disassemble A/T. Refer to AT- 4 2 4 , "
Disassembly" .
4. Check the following items:
–Servo piston assembly
–Torque converter. Refer to AT-424, "Disassembly" .
–Oil pump assembly. Refer to AT- 4 4 3 , "Oil Pump" .
–Brake band
OK or NG
OK >> GO TO 6
NG >> Repair or replace damaged parts.

AT-224
[EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS

A/T Does Not Perform Lock-upECS004T5
SYMPTOM:
A/T does not perform lock-up at the specified speed.
1. CHECK SELF-DIAGNOSTIC RESULTS
Perform self-diagnosis. Refer to AT- 4 5 , "
SELF-DIAGNOSTIC PROCEDURE (WITH CONSULT-II)" or AT- 5 2 ,
"Diagnostic Procedure Without CONSULT-II" .
Does self-diagnosis show damage to A/T fluid temperature sensor, vehicle speed sensor
·A/T (revolution sen-
sor), engine speed signal, vehicle speed sensor·MTR or torque converter clutch solenoid valve circuit after
cruise test?
YES >> Check damaged circuit. Refer to AT- 1 4 8 , "DTC P0740 TORQUE CONVERTER CLUTCH SOLE-
NOID VALVE" , AT- 1 0 6 , "DTC P0710 A/T FLUID TEMPERATURE SENSOR CIRCUIT" , AT- 11 2 ,
"DTC P0720 VEHICLE SPEED SENSOR·A/T (REVOLUTION SENSOR)" , AT- 11 9 , "DTC P0725
ENGINE SPEED SIGNAL" , AT- 1 9 2 , "DTC VEHICLE SPEED SENSOR MTR" .
NO >> GO TO 2.
2. CHECK ACCELERATOR PEDAL POSITION (APP) SENSOR
Check accelerator pedal position (APP) sensor. Refer to AT- 1 7 3 ,
"DTC P1705 ACCELERATOR PEDAL POSITION (APP) SENSOR"
OK or NG
OK >> GO TO 3.
NG >> Repair or replace accelerator pedal position (APP) sen-
sor.
3. DETECT MALFUNCTIONING ITEM
1. Remove control valve. Refer to AT- 4 0 4 , "
Control Valve Assembly and Accumulators" .
2. Check the following items:
–Torque converter clutch control valve
–Torque converter clutch solenoid valve
–Torque converter relief valve
–Pilot valve
–Pilot filter
3. Disassemble A/T. Refer to AT- 4 2 4 , "
Disassembly" .
4. Check torque converter. Refer to AT- 4 2 4 , "
Disassembly" .
OK or NG
OK >> GO TO 4.
NG >> Repair or replace damaged parts.
4. CHECK SYMPTOM
Check again. Refer to AT- 7 8 , "
Cruise Test — Part 1" .
OK or NG
OK >>INSPECTION END
NG >> 1. Perform TCM input/output signal inspection. Refer to AT- 9 4 , "
TCM Terminals and Reference
Va l u e" .
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
PBIB0498E

TROUBLE DIAGNOSES FOR SYMPTOMS
AT-225
[EURO-OBD]
D
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B
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A/T Does Not Hold Lock-up ConditionECS004T6
SYMPTOM:
A/T does not hold lock-up condition for more than 30 seconds.
1. CHECK DIAGNOSTIC RESULTS
Perform self-diagnosis. Refer to AT- 4 5 , "
SELF-DIAGNOSTIC PROCEDURE (WITH CONSULT-II)" or AT- 5 2 ,
"Diagnostic Procedure Without CONSULT-II" .
Does self-diagnosis show damage to engine speed signal circuit after cruise test?
YES >> Check engine speed signal circuit. Refer to AT- 11 9 , "DTC P0725 ENGINE SPEED SIGNAL" .
NO >> GO TO 2.
2. CHECK A/T FLUID CONDITION
1. Remove oil pan. Refer to AT- 4 0 4 , "
COMPONENTS" .
2. Check A/T fluid condition. Refer to AT- 6 4 , "
FLUID CONDITION
CHECK" .
OK or NG
OK >> GO TO 3.
NG >> GO TO 5.
3. DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer to AT- 4 0 4 , "
Control Valve Assembly and Accumulators" .
2. Check the following items:
–Torque converter clutch control valve
–Torque converter clutch solenoid valve
–Pilot valve
–Pilot filter
OK or NG
OK >> GO TO 4.
NG >> Repair or replace damaged parts.
4. CHECK SYMPTOM
Check again. Refer to AT- 7 8 , "
Cruise Test — Part 1" .
OK or NG
OK >>INSPECTION END
NG >> 1. Perform TCM input/output signal inspection. Refer to AT- 9 4 , "
TCM Terminals and Reference
Va l u e" .
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
SAT171B

AT-226
[EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS

5. DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer to AT- 4 0 4 , "
Control Valve Assembly and Accumulators" .
2. Check the following items:
–Torque converter clutch control valve
–Torque converter clutch solenoid valve
–Pilot valve
–Pilot filter
3. Disassemble A/T. Refer to AT- 4 2 4 , "
Disassembly" .
4. Check torque converter and oil pump assembly.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace damaged parts.