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:

System temporarily unavailable
For vehicles with the 7 inch (18 cm) display Condition A: In the following conditions, the AEB with Pedestrian Detection system warning light blinks and the system will be turned off automatically: The camera area of the windshield is misted or frozen. Strong light is shining from the front. T ...

Hill start assist system
WARNING Never rely solely on the hill start assist system to prevent the vehicle from moving backward on a hill. Always drive carefully and attentively. Depress the brake pedal when the vehicle is stopped on a steep hill. Be especially careful when stopped on a hill on frozen or muddy roads ...

Changing engine oil and oil filter
For additional information on engine oil and oil filter change, refer to the instructions outlined in this section. Vehicle set-up 1. Park the vehicle on a level surface and apply the parking brake. 2. Run the engine until it reaches operating temperature. 3. Turn the engine off and wait for 15 mi ...