Nissan Altima (L32) 2007-2012 Service Manual: Audio unit
Diagnosis Procedure
1.CHECK FUSES
Check that the following fuses are not blown.
Are the fuses OK?
YES >> GO TO 2
NO >> If fuse is blown, be sure to eliminate cause of malfunction before
installing new fuse.
2.POWER SUPPLY CIRCUIT CHECK
1. Disconnect audio unit connector M43.
2. Check voltage between the audio unit connector M43 and
ground.
Are the voltage results as specified?
YES >> GO TO 3
NO >> • Check connector housings for disconnected or loose terminals.
• Repair harness or connector.
3.GROUND CIRCUIT CHECK
Inspect audio unit case ground.
Does case ground pass inspection?
YES >> Inspection End.
NO >> Repair audio unit case ground.
Diagnosis Procedure
1.CHECK FUSES
Check that the following fuses are not blown.
Are the fuses OK?
YES >> GO TO 2
NO >> If fuse is blown, be sure to eliminate cause of malfunct ...
Other materials: Air conditioner operation
Start the engine, turn thefan
speed
control dial to the desired position, and
press thebutton to activate the air
conditioner. When the air conditioner is on,
cooling and dehumidifying functions are
added to the heater operation.
The air conditioner cooling function operates
only when the engine i ...
Head restraints/headrests
WARNING
Head restraints/headrests supplement
the other vehicle safety systems. They
may provide additional protection
against injury in certain rear end collisions.
Adjustable head restraints/
headrests must be adjusted properly,
as specified in this section. Check the
adjustment after someone else ...
System malfunction
If the I-FCW system malfunctions, it will be
turned off automatically, a chime will
sound, the AEB with Pedestrian Detection
system warning light (yellow) will illuminate
and the warning message [Malfunction]
will appear in the vehicle information
display.
Action to take
If the warning light (yello ...
Power supply and ground circuit (coupe)
Satellite radio tuner