Nissan Altima (L32) 2007-2012 Service Manual: BCM (Body control module)

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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.

    Combination meter
    Diagnosis Procedure 1.CHECK FUSES Check for blown combination meter fuses. Is the inspection result normal? YES >> GO TO 2 NO >> If fuse is blown, be sure to eliminate cause of malf ...

    Meter buzzer circuit
    Description • The buzzer for warning chime system is installed in the combination meter. • The combination meter sounds the alarm buzzer based on the signals transmitted from various units. ...

    Other materials:

    Tachometer
     System Diagram System Description The tachometer indicates engine speed in revolutions per minute (rpm). The ECM provides an engine speed signal to the combination meter via CAN communication lines. Component Parts Location 1. Combination meter M24 2. IPDM E/R E17, E18, E201, ...

    Sunload sensor
    Description COMPONENT DESCRIPTION The sunload sensor (1) is located on the LH tweeter grille. It detects sunload entering through windshield by means of a photo diode. The sensor converts the sunload into a current value which is then input into the front air control. SUNLOAD INPUT PROCESS ...

    FM radio reception
    Range: FM range is normally limited to 25 – 30 mi (40 – 48 km), with monaural (single channel) FM having slightly more range than stereo FM. External influences may sometimes interfere with FM station reception even if the FM station is within 25 mi (40 km). The strength of the FM signal is ...