Nissan Juke Service and Repair Manual : P0402 EGR volume control valve

DTC Logic

DTC DETECTION LOGIC

Diagnosis Procedure


Diagnosis Procedure

1.CHECK GROUND CONNECTIONS

1. Turn ignition switch OFF.

2. Check ground connection E38. Refer to Ground inspection in GI-44, "Circuit Inspection".

Is the inspection result normal? YES >> GO TO 2.

NO >> Repair or replace ground connection.

2.CHECK EGR VOLUME CONTROL VALVE INSTALLATION

Check that EGR volume control valve is installed properly.

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

NO >> Install EGR volume control valve properly.

3.CHECK EGR VOLUME CONTROL VALVE CONTROL MOTOR CIRCUIT

1. Check harness continuity between the following terminals.

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


2. 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 EGR VOLUME CONTROL VALVE VISUALLY

1. Remove the EGR volume control valve 2. Check if foreign matter is caught between the EGR volume control valve and the housing.

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

NO >> Remove the foreign matter and clean the EGR volume control valve.

5.CHECK EGR PASSAGE

Check the following for clogging and cracks.

EGR tube
EGR hose
EGR cooler
Is the inspection result normal?

YES >> GO TO 6.

NO >> Repair or replace EGR passage.

6.CHECK EGR VOLUME CONTROL VALVE

Refer to EC-939, "Component Inspection".

Is the inspection result normal? YES >> GO TO 7.

NO >> GO TO 8.

7.CHECK INTERMITTENT INCIDENT

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

Is the inspection result normal? YES >> GO TO 8.

NO >> Repair or replace.

8.REPLACE EGR VOLUME CONTROL VALVE

1. Replace the EGR volume control valve.

2. Perform EC-881, "Work Procedure" >> INSPECTIO END

Component Inspection

1.CHECK EGR VOLUME CONTROL VALVE CONTROL MOTOR

1. Turn ignition switch OFF.

2. Disconnect EGR volume control valve harness connector.

3. Check resistance between EGR volume control valve terminals as follows.

Is the inspection result normal?


Is the inspection result normal? YES >> INSPECTION END

NO >> GO TO 2.

2.REPLACE EGR VOLUME CONTROL VALVE

1. Replace the EGR volume control valve.

2. Perform EC-881, "Work Procedure" >> INSPECTIO END

    P0380 glow rela
    DTC Logic DTC DETECTION LOGIC NOTE: If DTC P0380 is displayed with DTC P0560 or P0657, first perform trouble diagnosis for DTC P0560 or P0657. Refer to EC-963, "DTC Logic" (DTC P05 ...

    P0403 EGR volume control valve
    DTC Logic DTC DETECTION LOGIC Diagnosis Procedure 1.CHECK EGR VOLUME CONTROL VALVE CONTROL CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect EGR volume control valve harness connector and ECM ...

    Other materials:

    Power generation voltage variable control system operation inspection
    Inspection Procedure CAUTION: When performing this inspection, always use a charged battery that has completed the battery inspection. (When the charging rate of the battery is low, the response speed of the voltage change will become slow. This can cause an incorrect inspection.) 1.CHECK ...

    P0846 transmission fluid pressure SEN/SW B
    DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE CAUTION: Be careful of the driving speed. 1.PREPARATION BEFORE WORK If another "DTC CONFIRMATION PROCEDURE" occurs just before, turn ignition switch OFF and wait for at least 10 seconds, then perform the next test. &g ...

    Rear seat belt
    Exploded View 2WD models 1. Anchor bolt 2. Outer seat belt retractor RH 3. Shoulder anchor 4. Space 5. Retaining washer 6. Seat belt hook 7. Outer anchor 8. Outer seat belt retractor LH 9. Center seat belt finisher 10. Center seat belt buckle 11. RH seat belt buckle 12. Center ...