Nissan Maxima Service and Repair Manual: B2562 Low voltage

DTC Logic

DTC DETECTION LOGIC

Nissan Maxima. DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1. DTC CONFIRMATION

  1. Erase DTC.
  2. Turn ignition switch OFF.
  3. Perform the "SELF-DIAG RESULTS" of BCM with CONSULT, after the ignition switch has been turned ON for 1.5 seconds or more.

Diagnosis Procedure

1. CHECK BATTERY VOLTAGE

Check battery voltage

2. CHECK POWER SUPPLY CIRCUIT AND GROUND CIRCUIT

Check BCM power supply circuit and ground circuit.

Special Repair Requirement

1. REQUIRED WORK WHEN REPLACING BCM

Initialize control unit.

    U0415 Vehicle speed sig
    Description U0415 is displayed if any unusual condition is present in the reception status of the vehicle speed signal from the ABS actuator and electric unit (control unit). DTC Logic DTC DETE ...

    Power supply and ground circuit
    Diagnosis Procedure 1. CHECK FUSE AND FUSIBLE LINK Check if the following BCM fuses or fusible link are blown 2. CHECK POWER SUPPLY CIRCUIT Turn ignition switch OFF. Disconnect BCM. Che ...

    Other materials:

    P1612 chain of ECM-IMMU
    Description BCM performs the ID verification with ECM that allows the engine to start. Start the engine if the ID is OK. ECM prevents the engine from starting if the ID is not registered. BCM starts the communication with ECM if ignition switch is turned ON. DTC Logic DTC DETECTION LOGIC ...

    DTC/circuit diagnosis
    POWER SUPPLY AND GROUND CIRCUIT COMBINATION METER COMBINATION METER : Diagnosis Procedure Regarding Wiring Diagram information, refer to MWI-87, "Wiring Diagram". 1.CHECK FUSES Check for blown combination meter fuses. 2.POWER SUPPLY CIRCUIT CHECK Disconnect combination meter connector. ...

    Rear door speaker
    Removal and Installation REMOVAL Remove the rear door finisher. Refer to INT-21, "Removal and Installation". Remove the rear door speaker screws (A). Disconnect the harness connector (B) from the rear door speaker (1) and remove. INSTALLATION Installation is in the reverse orde ...

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