Nissan Altima (L32) 2007-2012 Service Manual ≻ Body control system bcm ≻ Component diagnosis ≻ B2562 low voltage

Nissan Altima (L32) 2007-2012 Service Manual: 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 the ignition switch has been turned ON for 1.5 seconds or more.

Is any DTC detected? YES >> Refer to BCS-41, "Diagnosis Procedure".

NO >> Inspection End.

Diagnosis Procedure

1. CHECK BATTERY VOLTAGE

Check battery voltage.

Is battery voltage less than 8.8V? Yes >> Charge battery and retest. Refer to PG-72, "Work Flow".

No >> GO TO 2

2. CHECK POWER SUPPLY CIRCUIT

Check BCM power supply circuit. Refer to BCS-42, "Diagnosis Procedure".

Is the circuit OK? Yes >> Replace BCM. Refer to BCS-96, "Removal and Installation".

No >> Repair or replace the malfunctioning part.

Special Repair Requirement

1. REQUIRED WORK WHEN REPLACING BCM

Initialize control unit. Refer to BCS-6, "CONFIGURATION (BCM) : Special Repair Requirement".

>> Work End.

U0415 vehicle speed sig

Description U0415 is displayed if any unusual condition is present in the reception status of the vehicle speed signal from the ABS actuator and electric unit (control unit). DTC Logic DTC DET ...

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 li ...

Other materials:

Sonar limitations
WARNING Listed below are the system limitations for the sonar system. Failure to operate the vehicle in accordance with these system limitations could result in serious injury or death. The system is deactivated at speeds above 6 mph (10 km/h). It is reactivated at lower speeds. Inclement weath ...

How to use the vehicle information display
The vehicle information display can be changed using the , , and OK buttons located on the steering wheel. - Use these buttons to navigate the vehicle information display. OK - Change or select an item in the vehicle information display. - Returns to the previous menu. The OK, a ...

Automatic brake hold (if so equipped)
The automatic brake hold function maintains the braking force without the driver having to depress the brake pedal when the vehicle is stopped at a traffic light or intersection. As soon as the driver depresses the accelerator pedal again, the automatic brake hold function is deactivated and the bra ...