Nissan Altima (L32) 2007-2012 Service Manual ≻ Audio, visual & navigation system base audio ≻ Component diagnosis ≻ Door speaker (coupe)

Nissan Altima (L32) 2007-2012 Service Manual: Door speaker (coupe)

Description

The audio unit sends audio signals to the door speakers using the door speaker circuits.

Diagnosis Procedure

1.HARNESS CHECK

1. Disconnect audio unit connector M43 (A) and suspect speaker connector (B).

2. Check continuity between audio unit harness connector M43 (A) terminal and suspect speaker harness connector (B) terminal.

3. Check continuity between audio unit harness connector M43 (A) terminal and ground.

Are continuity results as specified? YES >> GO TO 2

NO >> • Check connector housings for disconnected or loose terminals.

• Repair harness or connector.

2.DOOR SPEAKER SIGNAL CHECK

1. Connect audio unit connector and front speaker connector.

2. Turn ignition switch to ACC.

3. Push “POWER” switch.

4. Check the signal between audio unit harness connector terminals with CONSULT-III or oscilloscope.

Is the audio signal voltage as specified? YES >> Replace speaker. Refer to AV-74, "Removal and Installation".

NO >> Replace audio unit. Refer to AV-72, "Removal and Installation".

Satellite radio tuner

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 be ...

Front door speaker (sedan)

Description The audio unit sends audio signals to the front door speakers using the door speaker circuits. Diagnosis Procedure 1.HARNESS CHECK 1. Disconnect audio unit connector M43 (A) and su ...

Other materials:

NISSAN Intelligent Key System
WARNING Radio waves could adversely affect electric medical equipment. Those who use a pacemaker should contact the electric medical equipment manufacturer for the possible influences before use. The Intelligent Key transmits radio waves when the buttons are pressed. The FAA advises the ra ...

Maintenance requirements
Some day-to-day and regular maintenance is essential to maintain your vehicle good mechanical condition, as well as its emissions and engine performance. It is the owner's responsibility to make sure that the scheduled maintenance, as well as general maintenance, is performed. As the vehicle owner ...

LDW system operation
For vehicles with the 7 inch (18 cm) display The LDW system provides a lane departure warning function when the vehicle is driven at speeds of approximately 37 mph (60 km/h) and above and the lane markings are clear. When the vehicle approaches either the left or the right side of the traveling lan ...