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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For additional information on brake fluid
specification, see "Recommended fluids/
lubricants and capacities".
WARNING
Use only new fluid from a sealed container.
Old, inferior or contaminated
fluid may damage the brake system.
The use of improper fluids can damage
the brake system and affect ...
Jacking up vehicle and removing
the damaged tire (2WD models)
WARNING
Never get under the vehicle while it is
supported only by the jack. If it is necessary
to work under the vehicle,
support it with safety stands.
Use only the jack provided with your
vehicle to lift the vehicle. Do not use
the jack provided with your vehicle
on other vehicles. The ja ...
Tire labeling
Example
Federal law requires tire manufacturers
to place standardized information
on the sidewall of all tires.
This information identifies and describes
the fundamental characteristics
of the tire and also provides the
Tire Identification Number (TIN) for
safety standard certification. The TIN
ca ...