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 FUSE
Check for blown fuses.
Are the fuses OK?
YES >> GO TO 2
NO >> Be sure to eliminate cause of malfunction before installing new fuse.
2.CHECK POWER ...
Other materials: Engine compartment check locations
2.0L 4 cylinder (KR20DDET engine model)
Engine coolant reservoir
Drive belt location
Engine oil filler cap
Brake fluid reservoir
Battery
Fuse/Fusible link box
Air cleaner
Radiator cap
Engine oil dipstick
Windshield-washer fluid reservoir
Refer to the page number indicated in
parenth ...
Seat belt extenders
If, because of body size or driving position, it
is not possible to properly fit the lap/
shoulder belt and fasten it, an extender
that is compatible with the installed seat
belts is available for purchase. The extender
adds approximately 8 in (200 mm)
of length and may be used for either the
driver ...
Precautions on child restraints
WARNING
Failure to follow the warnings and instructions
for proper use and installation
of child restraints could result in serious
injury or death of a child or other
passengers in a sudden stop or collision:
The child restraint must be used
and installed properly. Always follow
all of ...