Nissan Altima (L32) 2007-2012 Service Manual ≻ Lan system can system (type 4) ≻ Can communication circuit

Nissan Altima (L32) 2007-2012 Service Manual: Can communication 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 IPDM E/R 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 IPDM E/R.

2. Check the resistance between the IPDM E/R harness connector terminals.

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

NO >> Repair the IPDM E/R branch line.

3.CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the IPDM E/R. Refer to PCS-23, "Diagnosis Procedure" .

Is the inspection result normal? YES (Present error)>>Replace the IPDM E/R. Refer to PCS-48, "Removal and Installation".

YES (Past error)>>Error was detected in the IPDM E/R branch line.

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

IPDM-E 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 following terminals and co ...

Can communication circuit

Diagnosis Procedure INSPECTION PROCEDURE 1.CONNECTOR INSPECTION 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Disconnect all the unit connect ...

Other materials:

Tachometer
5 inch (13 cm) Type A (if so equipped) The tachometer indicates engine speed in revolutions per minute (rpm). Do not rev the engine into the red zone 1. 7 inch (18 cm) Type B (if so equipped) CAUTION When engine speed approaches the red zone, shift to a higher gear or reduce engine speed. Operati ...

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, and butto ...

Fuel gauge
The gauge indicates the approximate fuel level in the tank. The gauge may move slightly during braking, turning, acceleration, or going up or down hills. The gauge needle returns to 0 (Empty) after the ignition switch is placed in the OFF position. The low fuel warning message shows in the vehic ...