Nissan Juke Service and Repair Manual : P1804, P1809 4WD control module

DTC Logic

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE


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

1. Turn the ignition switch OFF to ON.With CONSULT-III


1. Turn the ignition switch OFF to ON.

2. Perform self-diagnosis for “ALL MODE AWD/4WD”.

Are DTC′s “P1804 or P1809” detected? YES >> Proceed to diagnosis procedure. Refer to DLN-40, "Diagnosis Procedure".

NO >> INSPECTION END

Diagnosis Procedure

1.PERFORM SELF-DIAGNOSIS

1. Erase self-diagnostic results for “ALL MODE AWD/4WD”.With CONSULT-III


1. Erase self-diagnostic results for “ALL MODE AWD/4WD”.

2. Turn the ignition switch OFF, and then wait 10 seconds and more.

3. Perform self-diagnosis for “ALL MODE AWD/4WD”.

Are DTC′s “P1804 or 1809” detected? YES >> Replace 4WD control module. Refer to DLN-91, "Removal and Installation".

NO >> Check 4WD control module pin terminals for damage or loose connection with harness connector.

If any items are damaged, repair or replace error-detected parts.

    P1808 Wheel speed sensor
    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 ...

    Other materials:

    L terminal circuit (short)
    Description The “L” terminal circuit controls the charge warning lamp. The charge warning lamp illuminates when the ignition switch is set to ON or START. When the alternator is providing sufficient voltage with the engine running, the charge warning lamp will go off. If the charge warning la ...

    Removal and installation
    HORN Exploded View WITHOUT VEHICLE SECURITY SYSTEM 1. Horn high 2. Horn low 3. Horn bracket WITH VEHICLE SECURITY SYSTEM 1. Horn low 2. Horn bracket Removal and Installation REMOVAL Without Vehicle Security System 1. Remove the front center grille and front side grille (LH/RH). Re ...

    ABS branch line circuit
    Diagnosis Procedure 1.CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Check the terminals and connectors of the ABS actuator and electric unit (control unit) for damage, bend and loose connection (unit side and connector side). ...