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:

    MOD system limitations
    WARNING Listed below are the system limitations for MOD. Failure to operate the vehicle in accordance with these system limitations could result in serious injury or death. Do not use the MOD system when towing a trailer. The system may not function properly. Excessive noise (for examp ...

    P0453 evap control system pressure sensor
    Description The EVAP control system pressure sensor detects pressure in the purge line. The sensor output voltage to the ECM increases as pressure increases. DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PRECONDITIONING If DTC Confirmation Procedure has been previously ...

    P0550 PSP sensor
    Description Power steering pressure (PSP) sensor is installed to the power steering high-pressure tube and detects a power steering load. This sensor is a potentiometer which transforms the power steering load into output voltage, and emits the voltage signal to the ECM. The ECM controls ...

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    Nissan Maxima Service and Repair Manual

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