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".
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 ...
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 ...
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Top tether strap anchor
Rear seat belts with pretensioner(s) for
outboard seating
Roof-mounted curtain side-impact and
rollover supplemental air bag
Front seat-mounted side-impact
supplemental air bag
Head restraints/headrests
Front seat belt with pretensioner(s) and
shoulder height adju ...
NISSAN Vehicle Immobilizer System
The NISSAN Vehicle Immobilizer System
will not allow the engine to start without
the use of a registered key.
If the engine fails to start using a registered
key (for example, when interference is
caused by another registered key, an automated
toll road device or automatic payment
device on the key ...
Power outlet
Instrument Panel
The power outlet is for powering electrical
accessories such as cellular telephones.
It is rated at 12 volt, 120W (10A) maximum.
The power outlet is powered only when the
ignition switch is in the AUTO ACC or ON
position.
CAUTION
The outlet and plug may be hot during
or immedi ...