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

...

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:

Trip computer
1. Vehicle speed The vehicle speed mode shows the current vehicle speed and the average vehicle speed since the last reset. Average vehicle speed: Press the OK button on the steering wheel to bring up the drive computer Reset menu, and follow the instructions to reset. For additional information, ...

System maintenance
The two radar sensors 1 for the BSW and RCTA systems are located near the rear bumper. Always keep the area near the radar sensors clean. The radar sensors may be blocked by temporary ambient conditions such as splashing water, mist or fog. The blocked condition may also be caused by objects such ...

How to park with predicted course lines
WARNING If the tires are replaced with different sized tires, the predicted course lines may be displayed incorrectly. On a snow-covered or slippery road, there may be a difference between the predicted course line and the actual course line. If the battery is disconnected or becomes disch ...