Nissan Altima (L32) 2007-2012 Service Manual: Power supply and ground circuit
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.
Description
• IPDM E/R operates the ignition relay when it receives an ignition switch ON
signal from BCM via CAN communication.
• Turn the ignition relay OFF by pressing the push-button ig ...
IPDM E/R (INTELLIGENT POWER DISTRIBUTION
MODULE ENGINE ROOM)
Reference Value
VALUES ON THE DIAGNOSIS TOOL
TERMINAL LAYOUT
PHYSICAL VALUES
Wiring Diagram — Coupe
...
Other materials: Warning/Indicator lights (yellow)
For additional information on warnings
and indicators, see "Vehicle information
display-5 inch (13 cm) Type A" or
"Vehicle information display-7 inch (18 cm)
Type B".
or
Anti-lock Braking
System (ABS)
warning light
When the ignition switch is placed in the ON
position, the ABS warning light illumi ...
Moonroof (if so equipped)
Power moonroof
The moonroof will only operate when the
ignition switch is placed in the ON position.
The power moonroof is operational for a
period of time, even if the ignition switch is
placed in the AUTO ACC or OFF position. If
the driver's door or the front passenger's
door is opened during th ...
Vehicle information display warnings
and indicators
The following messages may appear in
your vehicle information display.
Place the key near the start
switch
This indicator appears when the battery of
the Intelligent Key is low and when the Intelligent
Key system and the vehicle are not
communicating normally.
If this appears, touch the ignition s ...