Nissan Altima (L32) 2007-2012 Service Manual ≻ Body control system bcm ≻ Component diagnosis ≻ Power supply and ground circuit

Nissan Altima (L32) 2007-2012 Service Manual: Power supply and ground circuit

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.

B2562 low voltage

DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. DTC CONFIRMATION 1. Erase DTC. 2. Turn ignition switch OFF. 3. Perform the "SELF-DIAG RESULTS" of CONSULT-III, after t ...

Combination switch input circuit

Diagnosis Procedure 1. CHECK INPUT 1 - 5 SYSTEM CIRCUIT FOR OPEN 1. Turn the ignition switch OFF. 2. Disconnect the BCM and combination switch. 3. Check continuity between BCM harness connect ...

Other materials:

Maintenance requirements
Some day-to-day and regular maintenance is essential to maintain your vehicle good mechanical condition, as well as its emissions and engine performance. It is the owner's responsibility to make sure that the scheduled maintenance, as well as general maintenance, is performed. As the vehicle owner ...

Fuel efficient driving tips
Follow these easy-to-use Fuel Efficient Driving Tips to help you achieve the most fuel economy from your vehicle. 1. Use Smooth Accelerator and Brake Pedal Application Avoid rapid starts and stops. Use smooth, gentle accelerator and brake application whenever possible. Maintain constant speed w ...

Corrosion protection
Most common factors contributing to vehicle corrosion Most vehicle corrosion is caused by: The accumulation of moisture-retaining dirt and debris in body panel sections, cavities, and other areas. Damage to paint and other protective coatings caused by gravel and stone chips or minor traffic ...