Nissan Altima (L32) 2007-2012 Service Manual ≻ Exterior lighting 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

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 (Body control module)

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 ...

Headlamp (HI) circuit

Description The IPDM E/R (intelligent power distribution module engine room) controls the headlamp high relay based on inputs from the BCM over the CAN communication lines. When the headlamp high ...

Other materials:

Heated steering wheel switch (if so equipped)
Push the heated steering wheel switch to warm the steering wheel after the ignition switch is placed in the ON position. The indicator light will come on. If the surface temperature of the steering wheel is below 68ºF (20ºC), the system will heat the steering wheel and cycle off and on to mainta ...

Precautions on SRS
This SRS section contains important information concerning the following systems: Driver and front passenger supplemental front-impact air bag (NISSAN Advanced Air Bag System) Front seat-mounted side-impact supplemental air bag Rear outboard seat-mounted side-impact supplemental air bag Roo ...

Programming trouble-diagnosis
If the HomeLink does not quickly learn the hand-held transmitter information: Replace the hand-held transmitter batteries with new batteries. Position the hand-held transmitter with its battery area facing away from the HomeLink surface. Press and hold both the HomeLink and hand-held transmi ...