NISSAN X-TRAIL 2001 Service Repair Manual

TROUBLE DIAGNOSES FOR SYMPTOMS
AT-333
[EXC.F/EURO-OBD]
D
E
F
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MA
B
AT
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 to AT- 3 9 2 ,
"ENGINE SPEED SIGNAL" (Except for Euro-OBD).
No >> GO TO 2.
2.CHECK A/T FLUID CONDITION
1. Remove oil pan.
2. Check A/T fluid condition.
OK or NG
OK >> GO TO 3.
NG >> GO TO 5.
3.DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer to AT- 4 1 3 , "
Installation" .
2. Check the following items:
–Torque converter clutch control valve
–Pilot valve
–Pilot filter
OK or NG
OK >> GO TO 4.
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.
SCIA0773E
SAT171B

AT-334
[EXC.F/EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS
5. DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer to AT- 4 1 3 , "
Installation" .
2. Check the following items:
–Torque converter clutch control valve
–Pilot valve
–Pilot filter
3. Disassemble A/T.
4. Check torque converter.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace damaged parts.

TROUBLE DIAGNOSES FOR SYMPTOMS
AT-335
[EXC.F/EURO-OBD]
D
E
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MA
B
AT
Lock-up Is Not ReleasedECS004VF
SYMPTOM:
Lock-up is not released when accelerator pedal is released.
1.CHECK ACCELERATOR PEDAL POSITION (APP) SENSOR CIRCUIT
With CONSULT-II
Does “TCM INPUT SIGNALS” in “DATA MONITOR” show damage accelerator pedal position (APP) sensor
circuit?
Without CONSULT-II
Does self-diagnosis show damage to accelerator pedal position
(APP) sensor circuit?
Ye s o r N o
Yes >> Check accelerator pedal position (APP) sensor circuit.
Refer to AT- 3 4 4 , "
TCM Self-diagnosis Does Not Acti-
vate" .
No >> GO TO 2.
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.
SAT367J

AT-336
[EXC.F/EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS
Engine Speed Does Not Return To Idle (Light Braking D
4→ D3 )ECS004VG
SYMPTOM:
●Engine speed does not smoothly return to idle when A/T shifts from D4 to D3 .
●Vehicle does not decelerate by engine brake when turning overdrive control switch OFF.
●Vehicle 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 to AT-
377, "OVERRUN CLUTCH SOLENOID VALVE"
(Except for Euro-OBD).
No >> GO TO 2.
2. CHECK ACCELERATOR PEDAL POSITION (APP) SENSOR
Check accelerator pedal position (APP) sensor. Refer to AT- 3 6 2 ,
"ACCELE RATOR PEDAL POSITION (APP) SENSOR" —Except for
Euro-OBD.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace accelerator pedal position (APP) sen-
sor.
3. CHECK A/T FLUID CONDITION
1. Remove oil pan.
2. Check A/T fluid condition.
OK or NG
OK >> GO TO 4.
NG >> GO TO 6.
SCIA0774E
PBIB0498E
SAT171B

TROUBLE DIAGNOSES FOR SYMPTOMS
AT-337
[EXC.F/EURO-OBD]
D
E
F
G
H
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K
L
MA
B
AT
4.DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer to AT- 4 1 3 , "
Installation" .
2. Check the following items:
–Overrun clutch control valve
–Overrun clutch reducing valve
–Overrun clutch solenoid valve
OK or NG
OK >> GO TO 5.
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.
6.DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer to AT- 4 1 3 , "
Installation" .
2. Check the following items:
–Overrun clutch control valve
–Overrun clutch reducing valve
–Overrun clutch solenoid valve
3. Disassemble A/T.
4. Check the following item:
–Overrun clutch assembly
OK or NG
OK >> GO TO 5.
NG >> Repair or replace damaged parts.

AT-338
[EXC.F/EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS
Vehicle Does Not Start From D
1ECS004VH
SYMPTOM:
Vehicle does not start from D
1 on Cruise test — Part 2.
1. CHECK SELF-DIAGNOSTIC RESULTS
Does self-diagnosis show damage to vehicle speed sensor·A/T (rev-
olution sensor), shift solenoid valve A, B or vehicle speed sen-
sor·MTR after cruise test?
Ye s o r N o
Ye s > >●Check damaged circuit. Refer to the following items.
Except for Euro-OBD
–AT- 3 5 3 , "VEHICLE SPEED SENSOR·A/T (REVOLU-
TION SENSOR)"
–AT- 3 6 7 , "SHIFT SOLENOID VALVE A"
–AT- 3 7 2 , "SHIFT SOLENOID VALVE B"
–AT- 3 5 8 , "DTC VEHICLE SPEED SENSOR MTR"
No >> GO TO 2.
2. CHECK SYMPTOM
Check again.
OK or NG
OK >> Go to AT-323, "Vehicle Cannot Be Started From D1" .
NG >> 1. Perform TCM input/output signal inspection.
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
SCIA0775E

TROUBLE DIAGNOSES FOR SYMPTOMS
AT-339
[EXC.F/EURO-OBD]
D
E
F
G
H
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J
K
L
MA
B
AT
A/T Does Not Shift: D4→ D3 , When Overdrive Control Switch “ON” → “OFF”ECS004VI
SYMPTOM:
A/T does not shift from D
4 to D3 when changing overdrive control switch to “OFF” position.
1.CHECK OVERDRIVE CONTROL SWITCH CIRCUIT
With CONSULT-II
Does “TCM INPUT SIGNALS” in “DATA MONITOR” show damage to overdrive control switch circuit?
Without CONSULT-II
Does self-diagnosis show damage to overdrive control switch cir-
cuit?
Ye s o r N o
Yes >> Check overdrive control switch circuit. Refer to AT- 3 4 5 ,
"DIAGNOSTIC PROCEDURE" .
No >> Go to AT-328, "
A/T Does Not Shift: D2→ D3" .
SCIA0706E

AT-340
[EXC.F/EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS
A/T Does Not Shift: D
3→ 22 , When Selector Lever “D” → “2” PositionECS004VJ
SYMPTOM:
A/T does not shift from D
3 to 22 when changing selector lever from “D” to “2” position.
1. CHECK PNP SWITCH CIRCUIT
With CONSULT-II
Does “TCM INPUT SIGNALS” in “DATA MONITOR” show damage to PNP switch circuit?
Without CONSULT-II
Does self-diagnosis show damage to PNP switch circuit?
Ye s o r N o
Yes >> Check PNP switch circuit. Refer to AT- 3 4 4 , "TCM Self-
diagnosis Does Not Activate" .
No >> Go to AT- 3 2 6 , "
A/T Does Not Shift: D1→ D2 Or Does
Not Kick down: D4→ D2" .
SCIA0706E

TROUBLE DIAGNOSES FOR SYMPTOMS
AT-341
[EXC.F/EURO-OBD]
D
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F
G
H
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L
MA
B
AT
A/T Does Not Shift: 22→ 11 , When Selector Lever “2” → “1” PositionECS004VK
SYMPTOM:
A/T does not shift from 2
2 to 11 when changing selector lever from “2” to “1” position.
1.CHECK PNP SWITCH CIRCUIT
With CONSULT-II
Does “TCM INPUT SIGNALS” in “DATA MONITOR” show damage to PNP switch circuit?
Without CONSULT-II
Does self-diagnosis show damage to PNP switch circuit?
Ye s o r N o
Yes >> Check PNP switch circuit. Refer to AT- 3 4 4 , "TCM Self-
diagnosis Does Not Activate" .
No >> GO TO 2
2.CHECK CONTROL CABLE
Check control cable. Refer to AT-416, "
Control Cable Adjustment" .
OK or NG
OK >> GO TO 3.
NG >> Adjust control cable. Refer to AT- 4 1 6 , "
Control Cable
Adjustment" .
3.CHECK VEHICLE SPEED SENSOR·A/T (REVOLUTION SENSOR) AND CHECK VEHICLE SPEED
SENSOR·MTR CIRCUIT
Check vehicle speed sensor·A/T (revolution sensor) and vehicle speed sensor·MTR circuit. Refer to AT- 3 5 3 ,
"VEHICLE SPEED SENSOR·A/T (REVOLUTION SENSOR)" and AT-358, "DTC VEHICLE SPEED SENSOR
MTR" (Except for Euro-OBD).
OK or NG
OK >> GO TO 4.
NG >> Repair or replace vehicle speed sensor·A/T (revolution sensor) and vehicle speed sensor·MTR
circuits.
SCIA0706E
SAT023JB

AT-342
[EXC.F/EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS
4. CHECK A/T FLUID CONDITION
1. Remove oil pan.
2. Check A/T fluid condition.
OK or NG
OK >> GO TO 6.
NG >> GO TO 5.
5. DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer to AT- 4 1 3 , "
Installation" .
2. Check the following items:
–Shift valve A
–Overrun clutch control valve
–Shift solenoid valve A
3. Disassemble A/T.
4. Check the following items:
–Servo piston assembly
–Brake band
OK or NG
OK >> GO TO 6.
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.
SAT171B
SAT778B