Nissan Altima (L32) 2007-2012 Service Manual ≻ Security control system sedan without intelligent key ≻ Component diagnosis ≻ 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.

Power supply and ground circuit

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 fus ...

Key slot

Diagnosis Procedure 1.CHECK KEY SLOT POWER SUPPLY CIRCUI 1. Turn ignition switch OFF. 2. Disconnect key slot connector. 3. Check voltage between slot connector and ground. Is the inspecti ...

Other materials:

LDW system operation
For vehicles with the 7 inch (18 cm) display The LDW system provides a lane departure warning function when the vehicle is driven at speeds of approximately 37 mph (60 km/h) and above and the lane markings are clear. When the vehicle approaches either the left or the right side of the traveling lan ...

Active noise cancellation/Active sound enhancement (if so equipped)
Active noise cancellation Front Microphone This system uses microphones 1 located inside the vehicle to detect engine booming noise. The system then automatically generates a noise cancelling sound through the speakers and woofer (if so equipped) to reduce engine booming noise. NOTE: To operate the ...

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 ...