Nissan Altima (L32) 2007-2012 Service Manual ≻ Meter, warning lamp & indicator ≻ Component diagnosis ≻ Power supply and ground circuit ≻ BCM (Body control module)

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

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 ...

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 link ...

Other materials:

Fuel gauge
The gauge indicates the approximate fuel level in the tank. The gauge may move slightly during braking, turning, acceleration, or going up or down hills. The gauge needle returns to 0 (Empty) after the ignition switch is placed in the OFF position. The low fuel warning message shows in the vehic ...

Starting the vehicle
1. After starting the engine, fully depress the foot brake pedal before moving the shift lever out of the P (Park) position. The Continuously Variable Transmission is designed so the foot brake pedal MUST be depressed before shifting from P (Park) to any drive position while the ignition switch is i ...

RCTA system operation
For vehicles with the 7 inch (18 cm) display Side BSW/RCTA Indicator Light The RCTA system can help alert the driver of an approaching vehicle when the driver is backing out of a parking space. For vehicles with the 5 inch (13 cm) display When the shift position is in R (Reverse) and the vehicl ...