Nissan Maxima Service and Repair Manual: Power supply and ground circuit

BCM (BODY CONTROL MODULE)

BCM (BODY CONTROL MODULE) : Diagnosis Procedure

1. CHECK FUSE AND FUSIBLE LINK

Check if the following BCM fuses or fusible link are blown.

Nissan Maxima. CHECK FUSE AND FUSIBLE LINK

2. CHECK POWER SUPPLY CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect BCM.
  3. Check voltage between BCM harness connector and ground.

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT

3. CHECK GROUND CIRCUIT

Check continuity between BCM harness connector and ground.

Nissan Maxima.  CHECK GROUND CIRCUIT

BCM (BODY CONTROL MODULE) : Special Repair Requirement

1. REQUIRED WORK WHEN REPLACING BCM

IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)

IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM) : Diagnosis Procedure

1. CHECK FUSES AND FUSIBLE LINK

Check that the following IPDM E/R fuses or fusible link are not blown.

Nissan Maxima. CHECK FUSES AND FUSIBLE LINK

2. CHECK POWER SUPPLY CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect IPDM E/R connectors.
  3. Check voltage between IPDM E/R harness connector and ground.

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT

3. CHECK GROUND CIRCUIT

Nissan Maxima. CHECK GROUND CIRCUIT

Check continuity between IPDM E/R harness connectors and ground.

Nissan Maxima. CHECK GROUND CIRCUIT

    DTC/circuit diagnosis
    ...

    Headlamp (HI) circuit
    Description The IPDM E/R (intelligent power distribution module engine room) controls the headlamp high relay based on inputs from the BCM over the CAN communication lines. When the headlamp high ...

    Other materials:

    Hood
    Pull the hood lock release handle located below the driver side instrument panel. The hood will spring up slightly. Push the lever at the front of the hood to the side as illustrated with your fingertips and raise the hood. When closing the hood, lower it slowly and make sure it l ...

    Exhaust gas (carbon monoxide)
    WARNING Do not breathe exhaust gases; they contain colorless and odorless carbon monoxide. Carbon monoxide is dangerous. It can cause unconsciousness or death. If you suspect that exhaust fumes are entering the vehicle, drive with all windows fully open, and have the vehicle in ...

    Door request switch
    Description Transmits door lock/unlock operation to BCM. Component Function Check 1. CHECK FUNCTION With CONSULT Check door request switch REQ SW-DR, REQ SW-AS in Data Monitor mode. Diagnosis Procedure 1. CHECK DOOR REQUEST SWITCH OUTPUT SIGNAL Turn ignition switch OFF. Check ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

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