Nissan Altima (L32) 2007-2012 Service Manual ≻ Security control system sedan without intelligent key ≻ Component diagnosis ≻ Power supply and ground circuit

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

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.

B26e1 no reception of engine status signal

Description BCM receives the engine status signal from ECM via CAN communication. DTC Logic DTC DETECTION LOGIC NOTE: • If DTC B26E1 is displayed with DTC U1000, first perform the trouble dia ...

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 ...

Other materials:

Intelligent Around View Monitor system operation
With the ignition switch in the ON position, move the shift lever to the R (Reverse) position or press the CAMERA button to operate the Intelligent Around View Monitor. The screen displayed on the Intelligent Around View Monitor will automatically return to the previous screen 3 minutes after the C ...

System malfunction
If the AEB with Pedestrian Detection 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 ...

Tire Pressure Monitoring System (TPMS)
This vehicle is equipped with the Tire Pressure Monitoring system (TPMS). It monitors tire pressure of all tires except the spare. When the low tire pressure warning light is lit, and the "Tire Pressure Low - Add Air" warning appears in the vehicle information display, one or more of your tires is ...