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.
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 ...
Description
The fuel level sensor unit and fuel pump detects the approximate fuel level
in the fuel tank and transmits the
fuel level signal to the combination meter.
Component Function Check
1 ...
Other materials: Intelligent Driver Alertness (I-DA)
WARNING
Failure to follow the warnings and instructions
for proper use of the I-DA
system could result in serious injury or
death.
The I-DA system is only a warning to
inform the driver of a potential lack
of driver attention or drowsiness. It
will not steer the vehicle or prevent
loss of cont ...
I-LI system operation
Lane Departure Warning (LDW) indicator
Intelligent Lane Intervention (I-LI) indicator
(if so equipped)
ProPILOT Assist switch (for vehicles with
ProPILOT Assist)
The I-LI system operates above approximately
37 mph (60 km/h). When the vehicle
approaches either the left or the right side
of th ...
Lane Departure Warning (LDW)
WARNING
Failure to follow the warnings and instructions
for proper use of the LDW
system could result in serious injury or
death.
This system is only a warning device
to inform the driver of a potential unintended
lane departure. It will not
steer the vehicle or prevent loss of
control. It is ...
BCM (Body control module)
Fuel level sensor signal circuit