Nissan Altima 2007-2012 Service Manual: BCM

Diagnosis Procedure

1. CHECK FUSE AND FUSIBLE LINK

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

Is the fuse or fusible link blown? YES >> Replace the blown fuse or fusible link after repairing the affected circuit.

NO >> GO TO 2

2. CHECK POWER SUPPLY CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect BCM.

3. Check voltage between BCM harness connector and ground.

Is the measurement normal? YES >> GO TO 3

NO >> Repair or replace harness.

3. CHECK GROUND CIRCUIT

Check continuity between BCM harness connector and ground.

Does continuity exist? YES >> Inspection End.

NO >> Repair or replace harness.

 Special Repair Requirement

1. REQUIRED WORK WHEN REPLACING BCM

Initialize control unit. Refer to BCS-6, "CONFIGURATION (BCM) : Special Repair Requirement".

>> Work End.

    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. Is the fuse blown? YES >> Replace the blown fuse or fusible ...

    Other materials:

    Diagnosis system (meter)
    Diagnosis Description SELF-DIAGNOSIS MODE • Odo/trip meter and information display segment operation can be checked in self-diagnosis mode. • Meters/gauges can be checked in self-diagnosis mode. OPERATION PROCEDURE 1. Turn the ignition switch OFF. 2. While pushing the odo/trip meter ...

    Additional service when replacing control unit
     Description When replacing ECM, the following procedure must be performed.  Special Repair Requirement 1.PERFORM INITIALIZATION OF NVIS (NATS) SYSTEM AND REGISTRATION OF ALL NVIS (NATS) IGNITION KEY IDS Refer to SEC-15, "ECM RE-COMMUNICATING FUNCTION : Special Repair Requireme ...

    Basic inspection
    DIAGNOSIS AND REPAIR WORKFLOW Work Flow OVERALL SEQUENCE DETAILED FLOW 1. GET INFORMATION FOR SYMPTOM Get the detailed information from the customer about the symptom (the condition and the environment when the incident/malfunction occurred). >> GO TO 2 2. CHECK DTC 1. Check DT ...