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: Trip computer
1. Vehicle speed
The vehicle speed mode shows the current
vehicle speed and the average vehicle
speed since the last reset.
Average vehicle speed:
Press the OK button on the steering wheel
to bring up the drive computer Reset
menu, and follow the instructions to reset.
For additional information, ...
Vehicle information display - 5 inch (13 cm) Type A (if so equipped)
The vehicle information display is located
to the left of the speedometer. It displays
such items as:
Vehicle settings
Indicators and warnings
Information/warning messages
Tire pressure information
Drive computer information
Cruise control system information
Driving Aids (if so equipped)
N ...
Seat belt warning light and chime
The driver and front passenger seat is
equipped with an enhanced seat belt reminder
function.
A visual and audible alert will operate at
speeds of approximately 9 mph (15 km/h)
or more under the following conditions:
If the driver seat belt is not fastened.
The front passenger’s seat belt is ...
Power supply and ground circuit (coupe)
Satellite radio tuner