Nissan Altima 2007-2012 Service Manual: Component diagnosis

Diagnosis system (audio unit)
Diagnosis Description Self-diagnosis mode can check the following items. • Audio unit hardware/software versions • Continuity of each speaker channel • Continuity of each audio unit switch ...

Other materials:

Center speaker
Description The audio unit sends audio signals to the BOSE speaker amp. The BOSE speaker amp. amplifies the audio signals before sending them to the center speaker using the audio signal circuits. Diagnosis Procedure 1.HARNESS CHECK 1. Disconnect BOSE speaker amp. connector B121 and cente ...

Rear tweeter (coupe)
Description The audio unit sends audio signals to the BOSE speaker amp. The BOSE speaker amp. amplifies the audio signals before sending them to the rear tweeters using the audio signal circuits. Diagnosis Procedure 1.HARNESS CHECK 1. Disconnect BOSE speaker amp. connectors B121, B122 and ...

Air flow charts
The following charts show the button and dial positions for MAXIMUM AND QUICK heating, cooling or defrosting. The air recirculation button should always be in the OFF position for heating and defrosting. ...