Nissan Juke Service and Repair Manual : P0001 fuel pump

DTC Logic

DTC DETECTION LOGIC

NOTE:


NOTE

:
If DTC P0001 is displayed with DTC P0560 or P0657, first perform trouble diagnosis for DTC P0560 or P0657.

Refer to EC-963, "DTC Logic" (DTC P0560) or EC-976, "DTC Logic" (DTC P0657).

Diagnosis Procedure

1.CHECK HIGH PRESSURE SUPPLY PUMP (VOLUMETRIC CONTROL VALVE) POWER SUPPLY CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect high pressure supply pump (volumetric control valve) harness connector.

3. Turn ignition switch ON.

4. Check the voltage between high pressure supply pump (volumetric control valve) harness connector and ground.

Is the inspection result normal?


Is the inspection result normal? YES >> GO TO 3.

NO >> GO TO 2.

2.DETECT MALFUNCTIONING PART

Check the following.

• Harness or connectors E8, F1 • Harness for open or short between IPDM E/R and high pressure supply pump (volumetric control valve)

>> Repair open circuit or short to ground or short to power in harness or connectors.

3.CHECK HIGH PRESSURE SUPPLY PUMP (VOLUMETRIC CONTROL VALVE) OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT

1. Turn ignition switch OFF.

2. Disconnect ECM harness connector.

3. Check the continuity between high pressure supply pump (volumetric control valve) harness connector and ECM harness connector.

4. Also check harness for short to ground and short to power.


4. Also check harness for short to ground and short to power.

Is the inspection result normal?

YES >> GO TO 4.

NO >> Repair open circuit or short to ground or short to power in harness or connectors.

4.CHECK HIGH PRESSURE SUPPLY PUMP (VOLUMETRIC CONTROL VALVE)

Refer to EC-889, "Component Inspection".

Is the inspection result normal? YES >> GO TO 5.

NO >> Replace high pressure supply pump.

5.CHECK FUEL LINE

Check fuel line cleanliness.

Is the inspection result normal? YES >> GO TO 6.

NO >> Fuel line cleanliness.

6.CHECK INTERMITTENT INCIDENT

Refer to GI-42, "Intermittent Incident", ???INCIDENT SIMULATION TESTS??? and ???GROUND INSPECTION???.

>> INSPECTION END

Component Inspection

1.CHECK HIGH PRESSURE SUPPLY PUMP (VOLUMETRIC CONTROL VALVE)

1. Turn ignition switch OFF.

2. Disconnect high pressure supply pump (volumetric control valve) harness connector.

3. Check resistance between high pressure supply pump (volumetric control valve) terminals as follows.

Is the inspection result normal?


Is the inspection result normal? YES >> INSPECTION END

NO >> Replace high pressure supply pump.

    Power supply and ground circuit
    Diagnosis Procedure 1.INSPECTION START Start engine. Is engine running? YES >> GO TO 6. NO >> GO TO 2. 2.CHECK GROUND CONNECTION-I 1. Turn ignition switch OFF. 2. Check groun ...

    P0002 fuel pump
    DTC Logic DTC DETECTION LOGIC NOTE: If DTC P0002 is displayed with DTC P0087, P0089, P0090 or P0190, first perform trouble diagnosis for DTC P0087, P0089, P0090 or P0190. Refer to EC-895, " ...

    Other materials:

    Supplemental air bag warning light
    The supplemental air bag warning light, displaying in the instrument panel, monitors the circuits for the air bag systems, pretensioners and all related wiring. When the ignition switch is in the ON position, the supplemental air bag warning light illuminates for about 7 seconds and then tu ...

    P181F incomplete calibration
    DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PRECONDITIONING If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test. >> GO TO 2. 2.DTC REPRODUCTION PROCEDURE With ...

    P2118 throttle control motor
    DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PRECONDITIONING If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test. 1. Turn ignition switch OFF and wait at least 10 seconds. 2. Turn ignition swit ...