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

Nissan Altima (L32) 2007-2012 Service Manual: 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 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.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 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 ...

Rear speaker

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

Other materials:

Automatic operation
Cooling and/or dehumidified heating (AUTO) This mode may be used all year round as the system automatically works to keep a constant temperature. Air flow distribution, air intake control, and fan speed are also controlled automatically. 1. Press the AUTO button on. 2. Turn the temperature control ...

Hazard warning flasher switch
Push the switch on to warn other drivers when you must stop or park under emergency conditions. All turn signal lights flash. WARNING If stopping for an emergency, be sure to move the vehicle well off the road. Do not use the hazard warning flashers while moving on the highway unless unusual ...

Moonroof (if so equipped)
Power moonroof The moonroof will only operate when the ignition switch is placed in the ON position. The power moonroof is operational for a period of time, even if the ignition switch is placed in the AUTO ACC or OFF position. If the driver's door or the front passenger's door is opened during th ...