NISSAN X-TRAIL 2005 Service Repair Manual

DTC VEHICLE SPEED SENSOR MTR
AT-197
[EURO-OBD]
D
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3. CHECK DTC
Perform AT- 1 9 2 , "
DTC Confirmation Procedure" .
OK or NG
OK >>INSPECTION END
NG >> GO TO 4.
4. 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.

AT-198
[EURO-OBD]
DTC CONTROL UNIT (RAM), CONTROL UNIT (ROM)

DTC CONTROL UNIT (RAM), CONTROL UNIT (ROM)PFP:31036
DescriptionECS004SP
The TCM consists of a microcomputer and connectors for signal
input and output and for power supply. The unit controls the A/T.
On Board Diagnosis LogicECS00CUU
Possible CauseECS00CUV
TCM.
DTC Confirmation ProcedureECS00CUW
NOTE:
If “DTC Confirmation Procedure” has been previously conducted, always turn ignition switch OFF and
wait at least 5 seconds before conducting the next test.
WITH CONSULT-II
1. Turn ignition switch ON and select “DATA MONITOR” mode for
A/T with CONSULT-II.
2. Start engine.
3. Run engine for at least 2 seconds at idle speed.
4. If the check result is NG, go to AT- 1 9 9 , "
Diagnostic Procedure" .
SAT574J
Diagnostic Trouble Code No. Malfunction is detected when.... Check Item (Possible Cause)
: CONTROL UNIT (RAM),
CONTROL UNIT (ROM)TCM memory (RAM) or (ROM) is malfunc-
tioning.

TCM
SAT014K
SCIA5358E

DTC CONTROL UNIT (RAM), CONTROL UNIT (ROM)
AT-199
[EURO-OBD]
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Diagnostic ProcedureECS004SQ
1. INSPECTION START (WITH CONSULT-II)
With CONSULT-II
1. Turn ignition switch ON and select “SELF DIAGNOSIS” mode for A/T with CONSULT-II.
2. Touch “ERASE”.
3. Perform AT- 1 9 8 , "
DTC Confirmation Procedure" .
Is the
“CONTROL UNIT (RAM) or CONTROL UNIT (ROM)” displayed again?
YES >> Replace TCM.
NO >>INSPECTION END

AT-200
[EURO-OBD]
DTC CONTROL UNIT(EEPROM)

DTC CONTROL UNIT(EEPROM)PFP:31036
DescriptionECS004SR
The TCM consists of a microcomputer and connectors for signal
input and output and for power supply. The unit controls the A/T.
On Board Diagnosis LogicECS00CUX
Possible CauseECS00CUY
TCM.
DTC Confirmation ProcedureECS00CUZ
NOTE:
If “DTC Confirmation Procedure” has been previously conducted, always turn ignition switch OFF and
wait at least 5 seconds before conducting the next test.
WITH CONSULT-II
1. Turn ignition switch “ON” and select “DATA MONITOR” mode for
A/T with CONSULT-II.
2. Start engine.
3. Run engine for at least 2 seconds at idle speed.
4. If the check result is NG, go to AT- 2 0 1 , "
Diagnostic Procedure" .
SAT574J
Diagnostic trouble code Malfunction is detected when... Check item (Possible cause)
: CONT UNIT (EEP ROM)TCM memory (EEP ROM) is malfunction-
ing.

TCM
SAT014K
SCIA5358E

DTC CONTROL UNIT(EEPROM)
AT-201
[EURO-OBD]
D
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Diagnostic ProcedureECS004SS
1. CHECK DTC
With CONSULT-II
1. Turn ignition switch ON and select “SELF DIAGNOSIS” mode for A/T with CONSULT-II.
2. Move selector lever to R position.
3. Depress accelerator pedal (Full throttle position).
4. Touch “ERASE”.
5. Turn ignition switch OFF for 10 seconds.
6. Perform AT- 2 0 0 , "
DTC Confirmation Procedure" .
Is the
“CONT UNIT (EEP ROM)” displayed again?
YES >> Replace TCM.
NO >>INSPECTION END

AT-202
[EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS

TROUBLE DIAGNOSES FOR SYMPTOMSPFP:00100
Wiring Diagram — AT — NONDTCECS004ST
TCWA0238E

TROUBLE DIAGNOSES FOR SYMPTOMS
AT-203
[EURO-OBD]
D
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TCWA0239E

AT-204
[EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS

O/D OFF Indicator Lamp Does Not Come OnECS004SU
SYMPTOM:
O/D OFF indicator lamp does not come on for about 2 seconds
when turning ignition switch to “ON”.
1. CHECK TCM POWER SOURCE
1. Turn ignition switch to ON. (Do not start engine.)
2. Check voltage between TCM connector terminals 10, 19, 28 and ground.
3. Turn ignition switch to OFF.
4. Check voltage between TCM connector terminal 28 and ground.
OK or NG
OK >> GO TO 2.
NG >> Check the following items:

Harness for short or open between ignition switch and
TCM connector terminals 10, 19 and 28

Refer to AT- 3 9 5 , "Wiring Diagram — AT — MAIN" .

Ignition switch and fuse Refer to PG-2, "POWER SUPPLY ROUTING" .
2. CHECK TCM GROUND CIRCUIT
1. Turn ignition switch to OFF.
2. Disconnect TCM connector.
3. Check continuity between TCM connector terminals 25, 48 and
ground.
If OK, check harness for short to ground and short to power.
OK or NG
OK >> GO TO 3.
NG >> Repair open circuit or short to ground or short to power
in harness or connectors. Refer to AT- 3 9 5 , "
Wiring Dia-
gram — AT — MAIN" .
3. CHECK COMBINATION METERS SYSTEM
Check combination meters system. Refer to DI-14, "
Combination Meter" .
OK or NG
OK >> GO TO 4.
NG >> Repair or replace damaged parts.
SCIA4281E
Voltage: Battery voltage
Voltage: Battery voltage
SCIA0713E
Continuity should exist.
SCIA0766E

TROUBLE DIAGNOSES FOR SYMPTOMS
AT-205
[EURO-OBD]
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4. CHECK SYMPTOM
Check again. Refer to AT- 7 1 , "
1. CHECK BEFORE ENGINE IS STARTED" .
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.

AT-206
[EURO-OBD]
TROUBLE DIAGNOSES FOR SYMPTOMS

Engine Cannot Be Started In “P” and “N” PositionECS004SV
SYMPTOM:

Engine cannot be started with selector lever in “P” or “N” position.

Engine can be started with selector lever in “D”, “2”, “1” or “R” position.
1. CHECK SELF-DIAGNOSIS RESULTS
Perform self-diagnosis. Refer to AT- 4 5 , "
SELF-DIAGNOSTIC PROCEDURE (WITH CONSULT-II)" .
Do the self-diagnosis results indicate PNP switch circuit?
YES >> Check park/neutral position (PNP) switch circuit. Refer to AT- 1 0 0 , "DTC P0705 PARK/NEUTRAL
POSITION (PNP) SWITCH" .
NO >> GO TO 2.
2. CHECK PNP SWITCH INSPECTION
Check for short or open of PNP switch harness connector terminals 1 and 2.
Refer to AT- 2 3 7 , "
TCM Self-Diagnosis Does Not Activate" .
OK or NG
OK >> GO TO 3.
NG >> Repair or replace PNP switch.
3. ADJUST CONTROL CABLE
Check control cable. Refer to AT- 4 0 9 , "
CONTROL CABLE ADJUST-
MENT" .
OK or NG
OK >> GO TO 4.
NG >> Adjust control cable. Refer to AT- 4 0 9 , "
CONTROL
CABLE ADJUSTMENT" .
4. CHECK STARTING SYSTEM
Check starting system. Refer to SC-23, "
STARTING SYSTEM" .
OK or NG
OK >>INSPECTION END
NG >> Repair or replace damaged parts.
SCIA0768E
SAT023JB