2005 NISSAN X-TRAIL diagram

DTC P0550 PSP SENSOR
EC-279
[QR (WITH EURO-OBD)]
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Wiring DiagramEBS010QT
TBWA0610E

DTC P0550 PSP SENSOR
EC-281
[QR (WITH EURO-OBD)]
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2. CHECK PSP SENSOR POWER SUPPLY CIRCUIT
1. Disconnect PSP sensor harness connector.
2. Turn ignition switch ON.
3. Check voltage between PSP sensor terminal 3 and ground with
CONSULT-II or tester.
OK or NG
OK >> GO TO 3.
NG >> Repair open circuit or short to ground or short to power
in harness or connectors.
3. CHECK PSP SENSOR GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check harness continuity between PSP sensor terminal 1 and ECM terminal 57.
Refer to Wiring Diagram.
4. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 4.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
4. CHECK PSP SENSOR INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Check harness continuity between PSP sensor terminal 2 and ECM terminal 12.
2. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 5.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
5. CHECK PSP SENSOR
Refer to EC-282, "
Component Inspection" .
OK or NG
OK >> GO TO 6.
NG >> Replace PSP sensor.
PBIB0502E
Voltage: Approximately 5V
SEF509Y
Continuity should exist.
Continuity should exist.

DTC P1065 ECM POWER SUPPLY
EC-287
[QR (WITH EURO-OBD)]
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Wiring DiagramEBS010R3
TBWA0611E

DTC P1111 IVT CONTROL SOLENOID VALVE
EC-291
[QR (WITH EURO-OBD)]
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Wiring DiagramEBS010R9
TBWA0612E

DTC P1111 IVT CONTROL SOLENOID VALVE
EC-293
[QR (WITH EURO-OBD)]
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3. CHECK INTAKE VALVE TIMING CONTROL SOLENOID VALVE OUTPUT SIGNAL CIRCUIT FOR
OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check harness continuity between intake valve timing control solenoid valve terminal 2 and ECM terminal
62. Refer to Wiring Diagram.
4. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 4.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
4. CHECK INTAKE VALVE TIMING CONTROL SOLENOID VALVE
Refer to EC-293, "
Component Inspection" .
OK or NG
OK >> GO TO 5.
NG >> Replace intake valve timing control solenoid valve.
5. CHECK INTERMITTENT INCIDENT
Refer to EC-124, "
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" .
>>INSPECTION END
Component InspectionEBS010RB
INTAKE VALVE TIMING CONTROL SOLENOID VALVE
1. Disconnect intake valve timing control solenoid valve harness connector.
2. Check resistance between intake valve timing control solenoid
valve terminals 1 and 2 under the following conditions.
Removal and InstallationEBS010RC
INTAKE VALVE TIMING CONTROL SOLENOID VALVE
Refer to EM-46, "TIMING CHAIN" . Continuity should exist.
Terminals Resistance
1 and 2 Approximately 8Ω [at 20°C (68°F)]
1 or 2 and ground∞Ω
(Continuity should not exist)
MBIB0027E

DTC P1122 ELECTRIC THROTTLE CONTROL FUNCTION
EC-297
[QR (WITH EURO-OBD)]
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Wiring DiagramEBS010RL
LHD MODELS
TBWA0613E

EC-302
[QR (WITH EURO-OBD)]
DTC P1122 ELECTRIC THROTTLE CONTROL FUNCTION

3. CHECK THROTTLE CONTROL MOTOR RELAY POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect throttle control motor relay.
3. Check voltage between throttle control motor relay terminals 2, 5
and ground with CONSULT-II or tester.
OK or NG
OK >> GO TO 5.
NG >> GO TO 4.
4. DETECT MALFUNCTIONING PART
Check the following.

15A fuse

Harness for open or short between throttle control motor relay and battery
>> Repair or replace harness or connectors.
5. CHECK THROTTLE CONTROL MOTOR RELAY INPUT SIGNAL CIRCUIT
1. Disconnect ECM harness connector.
2. Check harness continuity between throttle control motor relay terminal 3 and ECM terminal 3.
Refer to Wiring Diagram.
3. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 7.
NG >> GO TO 6.
6. DETECT MALFUNCTIONING PART
Check the following.

Harness connectors E61, F38

Harness for open or short between throttle control motor relay and ECM
>> Repair open circuit or short to ground or short to power in harness or connectors.
PBIB1972E
Voltage: Battery voltage
PBIB0575E
Continuity should exist.

DTC P1122 ELECTRIC THROTTLE CONTROL FUNCTION
EC-303
[QR (WITH EURO-OBD)]
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7. CHECK THROTTLE CONTROL MOTOR RELAY OUTPUT SIGNAL CIRCUIT
1. Check continuity between throttle control motor relay terminal 1 and ECM terminal 104.
Refer to Wiring Diagram.
2. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 9.
NG >> GO TO 8.
8. DETECT MALFUNCTIONING PART
Check the following.

Harness connectors E116, M75 (LHD models)

Harness connectors E106, M14 (RHD models)

Harness for open or short between throttle control motor relay and ECM
>> Repair open circuit or short to ground or short to power in harness or connectors.
9. CHECK THROTTLE CONTROL MOTOR RELAY
Refer to EC-304, "
Component Inspection" .
OK or NG
OK >> GO TO 13.
NG >> Replace throttle control motor relay.
10. CHECK THROTTLE CONTROL MOTOR OUTPUT SIGNAL CIRCUIT FOR OPEN OR SHORT
1. Turn ignition switch OFF.
2. Disconnect electric throttle control actuator harness connector.
3. Disconnect ECM harness connector.
4. Check harness continuity between the following terminals.
Refer to Wiring Diagram.
5. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 11.
NG >> Repair or replace.Continuity should exist.
Electric throttle control
actuator terminalECM terminal Continuity
34 Should exist
5 Should not exist
64 Should not exist
5 Should exist
PBIB1992E
PBIB1971E