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: Intelligent Driver Alertness system
operation
For vehicles with the 7 inch (18 cm)
display
For vehicles with the 5 inch (13 cm)
display
If the system detects driver fatigue or that
driver attention is decreasing, the message
"Take a break?" appears in the vehicle
information display and a chime sounds
when the vehicle is driven at speeds abov ...
How to use the vehicle information
display
The vehicle information display can be
changed using the ,
, and OK buttons located on the
steering
wheel.
- Use these buttons
to navigate the vehicle information
display.
OK - Change or select an item in the
vehicle information display.
- Returns to the previous
menu.
The OK, and
butto ...
Heater and air conditioner (manual)
(if so equipped)
Fan speed control dial
Heated seat switches (if
so
equipped)
Front defroster button
Rear window and outside
mirror
(if so equipped) defroster switch
Air recirculation button
MAX A/C / temperature control dial
Air flow control buttons
A/C (air conditioner) button
WARNING
The air ...
Power supply and ground circuit
(coupe)
Bose speaker AMP