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:

Bluetooth connections screen
"" (back) key Bluetooth tab Connections screen "Add New" key "" (settings) key "" (info) key "" (Bluetooth Audio connection) key "" (Bluetooth Hands-Free Phone System connection) key Access the Connections screen to change settings and view Bluetooth information. To access the Connec ...

Tire chains
CAUTION Only certain SAE class "S" tire chains can be used on this vehicle. Using the wrong Class "S" chains on this vehicle will cause damage to the vehicle. If you plan to use tire chains/cables, you should use a tire chain that meets the minimum clearances for your vehicle. Use of tire chains ma ...

Vehicle information display warnings and indicators
The following messages may appear in your vehicle information display. Engine start operation for Intelligent Key system (if I-Key battery level is low) This indicator appears when the battery of the Intelligent Key is low and when the Intelligent Key system and the vehicle are not communicating no ...