Nissan Altima 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 l ...
Key slot
Diagnosis Procedure
1.CHECK KEY SLOT POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect key slot connector.
3. Check voltage between slot connector and ground.
Is the inspect ...
Other materials:
Power consumption control system
System Diagram
System Description
OUTLINE
• IPDM E/R incorporates a power consumption control function that reduces the
power consumption according
to the vehicle status.
• IPDM E/R changes its status (control mode) with the sleep wake up signal
received from BCM via CAN communicat ...
Tweeter (sedan)
Description
The audio unit sends audio signals to the BOSE speaker amp. The BOSE speaker
amp. amplifies the audio
signals before sending them to the tweeters using the audio signal circuits.
Diagnosis Procedure
1.HARNESS CHECK
1. Disconnect BOSE speaker amp. connector B122 and suspect
tweet ...
B2608 starter relay
Description
Located in IPDM E/R, it runs the starter motor. The starter relay is turned
ON by the BCM when the ignition
switch is in START position. IPDM E/R transmits the starter relay ON signal to
BCM via CAN communication.
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B2608 is displaye ...