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

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

2. Check continuity between audio unit harness connector M43 (A) and suspect speaker 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.REAR SPEAKER SIGNAL CHECK

1. Connect audio unit connector and rear 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 rear speaker. Refer to AV-75, "Removal and Installation - Coupe".

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

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 ...

Steering switch

Description When one of the steering wheel audio control switches is pushed, the resistance in steering switch circuit changes depending on which button is pushed. Diagnosis Procedure 1.CHECK ...

Other materials:

Steering wheel switch for audio control
Menu control switch/ OK button (back) switch (SEEK/TRACK) buttons Volume control switch SEEK/TRACK buttons For most audio sources, pushing the tuning switches for more than 1.5 seconds provides a different function than pushing for less than 1.5 seconds. AM and FM: Press theorbuttons f ...

Fuel-filler door
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USB (Universal Serial Bus) Connection Port
Type-A. Connecting a device to the USB Connection Port WARNING Do not connect, disconnect, or operate the USB device while driving. Doing so can be a distraction. If distracted you could lose control of your vehicle and cause an accident or serious injury. CAUTION To avoid damage and loss of f ...