Nissan Juke Service and Repair Manual : B20A0 cranking request circuit

DTC Logic

DTC DETECTION LOGIC

NOTE

:
If DTC B20A0 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to PCS- 59, "DTC Logic".

DTC CONFIRMATION PROCEDURE


DTC CONFIRMATION PROCEDURE

1.PERFORM DTC CONFIRMATION PROCEDURE

1. Perform DTC CONFIRMATION PROCEDURE for DTC P1650. Refer to EC-366, "DTC Logic" (MR16DDT) or EC-725, "DTC Logic" (HR16DE).

2. Turn ignition switch ON.

3. Check DTC in “Self Diagnostic Result” mode of “IPDM E/R” using CONSULT-III.

Is DTC detected? YES >> Refer to SEC-211, "Diagnosis Procedure".

NO >> INSPECTION END

Diagnosis Procedure

1.CHECK CRANKING REQUEST SIGNAL

1. Turn ignition switch ON.

2. Check voltage between IPDM E/R harness connector and ground under the following conditions.

Is the inspection result normal?


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

NO >> GO TO 2.

2.CHECK CRANKING REQUEST SIGNAL CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect IPDM E/R connector.

3. Disconnect ECM connector.

4. Check continuity between IPDM E/R harness connector and ECM harness connector.

5. Check continuity between BCM harness connector and ground.


5. Check continuity between BCM harness connector and ground.

Is the inspection result normal?


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

NO >> Repair or replace harness.

3.REPLACE IPDM E/R

1. Replace IPDM E/R. Refer to PCS-63, "Removal and Installation".

2. Perform DTC CONFIRMATION PROCEDURE for DTC B20A0. Refer to SEC-211, "DTC Logic".

Is DTC detected? YES >> GO TO 4.

NO >> INSPECTION END

4.REPLACE ECM

Replace ECM.

Refer to EC-447, "Removal and Installation" (MR16DDT) or EC-805, "Removal and Installation" (HR16DE).

>> INSPECTION END

    B209f cranking request circuit
    DTC Logic DTC DETECTION LOGIC NOTE: If DTC B209F is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to PCS- 59, "DTC Logic". DTC CONFIRMATION PROC ...

    B210B starter control relay
    DTC Logic DTC DETECTION LOGIC NOTE: If DTC B210B is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to PCS- 30, "DTC Logic". DTC CONFIRMATION PROC ...

    Other materials:

    ECU diagnosis information
    IPDM E/R Reference Value VALUES ON THE DIAGNOSIS TOOL TERMINAL LAYOUT PHYSICAL VALUES *1: MR16DDT engine models *2: Except MR16DDT engine models *3: CVT models *4: M/T models *5: With daytime running light system *6: Without daytime running light system *7: K9K engine mo ...

    Using the system
    The NISSAN Voice Recognition system allows hands-free operation of the Bluetooth® Hands- Free Phone System. If the vehicle is in motion, some commands may not be available so full attention may be given to vehicle operation. Initialization When the ignition switch is placed in the ON position ...

    Ecu diagnosis information
    BCM (body control module) Reference Value VALUES ON THE DIAGNOSIS TOOL TERMINAL LAYOUT PHYSICAL VALUES NOTE: • *1: Without automatic A/C • *2: RHD models • *3: With manual A/C • *4: LHD models Fail-safe FAIL-SAFE CONTROL BY DTC BCM performs fail-safe contr ...