Nissan Altima (L32) 2007-2012 Service Manual ≻ Security control system coupe ≻ Power supply and ground circuit ≻ BCM

Nissan Altima (L32) 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.

Power supply and ground circuit

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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:

System operation
The system informs with a visual and audible alert of rear obstacles when the shift lever is in the R (Reverse) position. The system is deactivated at speeds above 6 mph (10 km/h). It is reactivated at lower speeds. The intermittent tone will stop after 3 seconds when an obstacle is detected by on ...

Types of tires
WARNING When changing or replacing tires, be sure all four tires are of the same type (i.e., Summer, All Season or Snow) and construction. A NISSAN dealer may be able to help you with information about tire type, size, speed rating and availability. Replacement tires may have a lower speed ...

System malfunction
If the I-FCW system malfunctions, it will be turned off automatically, a chime will sound, the AEB with Pedestrian Detection system warning light (yellow) will illuminate and the warning message [Malfunction] will appear in the vehicle information display. Action to take If the warning light (yello ...