Nissan Altima 2007-2012 Service Manual: Front tweeter (coupe)

Description

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

Diagnosis Procedure

1.HARNESS CHECK

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

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

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

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

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

• Repair harness or connector.

2.FRONT TWEETER SIGNAL CHECK

1. Connect audio unit connector and tweeter 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 tweeter. Refer to AV-73, "Removal and Installation".

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

    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 ...

    Tweeter (sedan)
    Description The audio unit sends audio signals to the tweeters using the door speaker circuits. Diagnosis Procedure 1.HARNESS CHECK 1. Disconnect audio unit connector M43 (A) and suspect tweete ...

    Other materials:

    Audio antenna (coupe)
    Location of Antenna 1. In-line connectors M87, M501 2. Audio unit harness 3. Audio unit 4. Satellite antenna 5. Audio antenna feeder 6. Satellite radio antenna feeder 7. Window Antenna 8. Antenna amp. 9. Satellite radio tuner Window Antenna Repair ELEMENT CHECK 1. Attach probe circuit ...

    Normal operating condition
    Description XENON HEADLAMP • The brightness and color of the light may vary slightly immediately after turning the headlamp ON. This condition will remain until the xenon bulb becomes stable. This is normal. • Illumination time lag may occur between right and left. This is normal. AUTO ...

    Light reminder warning chime
    System Diagram System Description DESCRIPTION With ignition switch in OFF or ACC position, driver door open, and lighting switch in 1ST or 2ND position, the light warning chime will sound. • BCM detects ignition switch in OFF or ACC position, door switch LH ON, and lighting switch i ...