Nissan Altima 2007-2012 Service Manual: A-BAG branch line circuit

Diagnosis Procedure

1.CHECK AIR BAG DIAGNOSIS SENSOR UNIT

Check the air bag diagnosis sensor unit. Refer to SRC-3, "Work Flow".

Is the inspection result normal? YES >> Replace the main harness.

NO >> Replace parts whose air bag system has a malfunction.

    ECM branch line circuit
    Diagnosis Procedure INSPECTION PROCEDURE 1.CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Check the following terminals and co ...

    BCM branch line circuit
    Diagnosis Procedure 1.CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Check the terminals and connectors of the BCM for damage, ...

    Other materials:

    Inspection and adjustment
    ECM RE-COMMUNICATING FUNCTION Description Performing following procedure can automatically perform re-communication of ECM and BCM, but only when the ECM has been replaced with a new one (*1). *1: New one means an ECM which has never been energized on-board. (In this step, initialization ...

    Turn signal and hazard warning lamps
    System Diagram System Description • BCM (Body Control Module) controls turn signal lamp (RH and LH) and hazard warning lamp operation. • Combination meter operates turn (RH and LH) indicator according to CAN communication signals from BCM. Component Parts Location 1. BCM M16, M ...

    B2605 PNP switch
    Description BCM confirms the shift position with the following 4 signals. • AT selector lever • P/N position switch • P position signal from IPDM E/R (CAN) • P position signal from TCM (CAN) DTC Logic DTC DETECTION LOGIC NOTE: • If DTC B2605 is displayed with DTC U1000, first ...