Nissan Maxima Service and Repair Manual: Front door speaker
Description
The AV control unit sends audio signals to the BOSE speaker amp. The BOSE
speaker amp. amplifies the
audio signals before sending them to the front door speakers using the audio
signal circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the AV control unit, BOSE speaker amp. and speaker connectors for the
following:
- Proper connection
- Damage
- Disconnected or loose terminals
2.HARNESS CHECK

- Disconnect BOSE speaker amp. connector B109 and suspect
speaker connector.
- Check continuity between BOSE speaker amp. harness connector
B109 (A) and suspect speaker harness connector (B).
- Check continuity between BOSE speaker amp. harness connector
B109 (A) and ground.


3.FRONT DOOR SPEAKER SIGNAL CHECK

- Connect BOSE speaker amp. connector B109 and suspect
speaker connector.
- Turn ignition switch to ACC.
- Push POWER switch.
- Check the signal between BOSE speaker amp. harness connector
B109 terminals with CONSULT or oscilloscope

4.HARNESS CHECK

- Disconnect AV control unit connector M160 and BOSE speaker
amp. connector B109.
- Check continuity between AV control unit harness connector
M160 (A) and BOSE speaker amp. harness connector B109 (B).
- Check continuity between AV control unit harness connector
M160 (A) and ground.


5.FRONT DOOR SPEAKER SIGNAL CHECK

- Connect AV control unit connector and BOSE speaker amp.
connector.
- Turn ignition switch ACC.
- Push POWER switch.
- Check the signal between AV control unit harness connector
terminals
with CONSULT or oscilloscope.

Description
When the audio system is turned on, a voltage signal is supplied from the AV
control unit to the BOSE speaker
amp. When this signal is received, the BOSE speaker amp. will turn on.
D ...
Description
The AV control unit sends audio signals to the BOSE speaker amp. The BOSE
speaker amp. amplifies the
audio signals before sending them to the tweeters using the audio signal
circuit ...
Other materials:
Answer back horn feature
If desired, the answer back horn feature can be
deactivated using the Intelligent Key. When it is
deactivated and the LOCK
button is
pushed, the hazard indicator lights flash twice.
When the UNLOCK button is pushed,
neither
the hazard indicator lights nor the horn operates.
NO ...
Sunroof motor assembly
Wiring Diagram
...
Diagnosis system (bluetooth control unit)
Diagnosis Description
The Bluetooth control unit has two diagnostic checks. The first diagnostic
check is performed automatically every ignition cycle during control unit
initialization. The second diagnostic check is performed by the technician
using the steering wheel audio control switches ...