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".
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 ...
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 ...
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(trunk)
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(panic)
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The remote keyless entry function can operate
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Moving Object Detection (MOD)
(if so equipped)
CAMERA button
WARNING
Failure to follow the warnings and instructions
for proper use of the Moving
Object Detection (MOD) system could
result in serious injury or death
The MOD system is not a substitute
for proper vehicle operation and is
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Opener operation
Instrument panel
WARNING
Do not drive with the trunk lid open.
This could allow dangerous exhaust
gases to be drawn into the vehicle. For
additional information, see "Exhaust
gas (carbon monoxide)".
Intelligent Key
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