Nissan Maxima Service and Repair Manual: Rear 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 rear 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. connectors B109, B110 and
suspect speaker connector.
- Check continuity between BOSE speaker amp. harness connectors
B109 (A) and B110 (B) and suspect speaker harness connector
(C).
- Check continuity between BOSE speaker amp. harness connectors
B109 (A) and B110 (B) and ground.


3.REAR DOOR SPEAKER SIGNAL CHECK

- Connect BOSE speaker amp. connectors and suspect speaker
connector.
- Turn ignition switch to ACC.
- Push POWER switch.
- Check the signal between BOSE speaker amp. harness connectors
B109 (A) and B110 (B) terminals with CONSULT or oscilloscope.

4.HARNESS CHECK

- Disconnect AV control unit connector M157 and BOSE speaker
amp. connector B109.
- Check continuity between AV control unit harness connector
M157 (A) and BOSE speaker amp. harness connector B109 (B).
- Check continuity between AV control unit harness connector
M157 (A) and ground.


5.REAR DOOR SPEAKER SIGNAL CHECK

- Connect AV control unit connector M157 and BOSE speaker
amp. connector B109.
- Turn ignition switch to ACC.
- Push POWER switch.
- Check the signal between AV control unit harness connector
terminals
with CONSULT or oscilloscope.

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 center speaker using the audio signal
c ...
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 subwoofers using the audio signal
circu ...
Other materials:
Wiring diagram
SUNROOF SYSTEM
Wiring Diagram
...
Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow (With EXP-800 NI or GR8-1200 NI)
CHARGING SYSTEM DIAGNOSIS WITH EXP-800 NI OR GR8-1200 NI
To test the charging system, use the following special service tools:
EXP-800 NI Battery and electrical diagnostic analyzer
GR8-1200 NI Multitasking battery and ...
Trunk lid opener switch
Description
Transmits trunk lid open signal to BCM.
Component Function Check
1. CHECK TRUNK LID OPENER CANCEL SWITCH
Check trunk lid opener cancel switch position.
2. CHECK FUNCTION
With CONSULT
Check trunk lid opener switch TR/BD OPEN SW in Data Monitor mode with
CONSULT.
When trunk ...