Nissan Juke Service and Repair Manual : P1820 engine speed signal

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. Start the engine and drive at 20 km/h (12 MPH) or more.With CONSULT-III


1. Start the engine and drive at 20 km/h (12 MPH) or more.

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

Is DTC “P1820” detected? YES >> Proceed to diagnosis procedure. Refer to DLN-52, "Diagnosis Procedure".

NO >> INSPECTION END

Diagnosis Procedure

1.PERFORM ECM SELF-DIAGNOSIS

Perform self-diagnosis for “ENGINE”.With CONSULT-III


Perform self-diagnosis for “ENGINE”.

Is any DTCs detected? YES >> Check the DTCs. Refer to EC-108, "DTC Index".

NO >> GO TO 2.

2.ERASE SELF-DIAGNOSTIC RESULT

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.

3. Start the engine and drive vehicle for a while.

4. Check that malfunction indicator lamp (MIL) turns OFF.

Does malfunction indicator lamp (MIL) turn OFF? YES >> GO TO 3.

NO >> Refer to EC-436, "Diagnosis Procedure".

3.CHECK TERMINALS AND HARNESS CONNECTORS

Check 4WD control module pin terminals for damage or loose connection with harness connector.

Is inspection result normal? YES >> After turning the ignition switch OFF, perform DTC confirmation procedure again. When DTC “P1820” is detected, Replace 4WD control module. Refer to DLN-91, "Removal and Installation".

NO >> Repair or replace error-detected parts.

    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 ...

    P1829 accelerator pedal position 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:

    P0863 TCM communication
    DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 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. >> GO TO 2. 2.CHECK DTC DETECTION With ...

    Except for M/T models
    Except for M/T models : Description ECM receives a G sensor signal from TCM via CAN communication to switch combustion for the direct injection gasoline system. For the direct injection gasoline system, refer toEC-48, "DIRECT INJECTION GASOLINE SYSTEM : System Description". Except ...

    U1010 control unit (can)
    Description CAN (Controller Area Network) is a serial communication line for real time application. It is an on-vehicle multiplex communication line with high data communication speed and excellent error detection ability. Many electronic control units are equipped onto a vehicle, and each co ...