Nissan Altima 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:
ASCD Brake switch
Description
When the brake pedal is depressed, ASCD brake switch is turned OFF and stop
lamp switch is turned ON.
ECM detects the state of the brake pedal by this input of two kinds (ON/OFF
signal).
Refer to EC-603, "System Description" for the ASCD function.
Component Functio ...
If your vehicle overheats
If your vehicle is overheating (indicated by an
extremely high temperature gauge reading), or if
you feel a lack of engine power, detect abnormal
noise, etc. take the following steps.
WARNING
● Do not continue to drive if your vehicle
overheats. Doing so could cause engine
damage or a v ...
P1217 engine over temperature
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC P1217 is displayed with DTC UXXXX, first perform the trouble diagnosis
for DTC UXXXX.
• If DTC P1217 is displayed with DTC P0607, first perform the trouble diagnosis
for DTC P0607. Refer
to EC-361, "DTC Logic".
If the cooling fa ...