Nissan Altima (L32) 2007-2012 Service Manual ≻ Lan system can system (type 1) ≻ BCM branch line circuit

Nissan Altima (L32) 2007-2012 Service Manual: BCM branch line circuit

Diagnosis Procedure

INSPECTION PROCEDURE

1.CHECK CONNECTOR

1. Turn the ignition switch OFF.

2. Disconnect the battery cable from the negative terminal.

3. Check the terminals and connectors of the BCM for damage, bend and loose connection (unit side and connector side).

Is the inspection result normal? YES >> GO TO 2.

NO >> Repair the terminal and connector.

2.CHECK HARNESS FOR OPEN CIRCUIT

1. Disconnect the connector of BCM.

2. Check the resistance between the BCM harness connector terminals.

Is the measurement value within the specification? YES >> GO TO 3.

NO >> Repair the BCM branch line.

3.CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the BCM. Refer to BCS-42, "Diagnosis Procedure".

Is the inspection result normal? YES (Present error)>>Replace the BCM. Refer to BCS-96, "Removal and Installation".

YES (Past error)>>Error was detected in the BCM branch line.

NO >> Repair the power supply and the ground circuit.

A-Bag branch line circuit

Diagnosis Procedure 1.CHECK AIR BAG DIAGNOSIS SENSOR UNIT Check the air bag diagnosis sensor unit. Refer to SRC-3, "Work Flow". Is the inspection result normal? YES >> Replace t ...

DLC branch line circuit

Diagnosis Procedure INSPECTION PROCEDURE 1.CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Check the terminals and connectors ...

Other materials:

Trip computer
1. Home This display indicates the home screen. 2. Vehicle speed The vehicle speed mode shows the current vehicle speed and the average vehicle speed since the last reset. Average vehicle speed: Press and hold the OK button on the steering wheel to bring up the drive computer Reset menu, and follow ...

Moonroof (if so equipped)
Power moonroof The moonroof will only operate when the ignition switch is placed in the ON position. The power moonroof is operational for a period of time, even if the ignition switch is placed in the AUTO ACC or OFF position. If the driver's door or the front passenger's door is opened during th ...

Headlight control switch
Type A (if so equipped) Lighting Rotate the switch to the position, and the front parking, tail, license plate, and instrument panel lights will come on. The will illuminate in the meter. Rotate the switch to the position, and the headlights will come on and all the other lights re ...