Nissan Altima (L32) 2007-2012 Service Manual ≻ Power distribution system ≻ Component diagnosis ≻ Power supply and ground circuit ≻ IPDM E/R (Intelligent power distribution module engine room)

Nissan Altima (L32) 2007-2012 Service Manual: IPDM E/R (Intelligent power distribution module engine room)

Diagnosis Procedure

1. CHECK FUSES AND FUSIBLE LINK

Check that the following IPDM E/R fuses or fusible link are not blown.

Is the fuse blown? YES >> Replace the blown fuse or fusible link after repairing the affected circuit.

NO >> GO TO 2

2. CHECK POWER SUPPLY CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect IPDM E/R connectors.

3. Check voltage between IPDM E/R harness connector and ground.

Is the measurement value normal? YES >> GO TO 3

NO >> Repair harness or connector.

3. CHECK GROUND CIRCUIT

Check continuity between IPDM E/R harness connectors and ground.

Does continuity exist? YES >> Inspection End.

NO >> Repair harness or connector.

BCM

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 ...

Push-button ignition switch position indicator

Description The switch that changes the power supply position. BCM maintains the power supply position status. BCM changes the power supply position with the operation of the push-button ign ...

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 ...

Starting the engine
1. Apply the parking brake. 2. Move the shift lever to P (Park) or N (Neutral). P (Park) is recommended. The starter is designed not to operate if the shift lever is in any of the driving positions. 3. Push the ignition switch to the ON position. Depress the brake pedal and push the ignition swi ...

Traffic Sign Recognition (TSR) (if so equipped)
The TSR system provides the driver with information about the most recently detected speed limit. The system captures the road sign information with the multi-sensing front camera unit A located on the windshield in front of the inside rearview mirror and displays the detected signs in the vehicle ...