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

BCM

BCM : 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 : Special Repair Requirement

1. REQUIRED WORK WHEN REPLACING BCM

Initialize control unit.

    DTC/circuit diagnosis
    ...

    Battery saver output/power supply circuit
    Description Provides the interior room lamp power supply. Also cuts the power supply when the interior room lamp battery saver is activated. Component Function Check 1.CHECK BATTERY SAVER OUTPUT/ ...

    Other materials:

    Driver seat control unit
    Reference Value VALUES ON THE DIAGNOSIS TOOL CONSULT MONITOR ITEM *: The value at the position attained when the battery is connected is regarded as 32768. TERMINAL LAYOUT PHYSICAL VALUES Fail Safe The fail-safe mode may be activated if the following symptoms are observed. ...

    PFCW system limitations
    Illustration A Illustration B WARNING Listed below are the system limitations for the PFCW system. Failure to operate the vehicle in accordance with these system limitations could result in serious injury or death. The PFCW system cannot detect all vehicles under all conditions. Th ...

    Lifting sensor (front)
    Description The lifting sensor (front) is installed to the seat frame. The pulse signal is input to the driver seat control unit when the lifting (front) is operated. The driver seat control unit counts the pulse and calculates the lifting (front) amount of the seat. Component Funct ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

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