Nissan Maxima Service and Repair Manual: Subwoofer
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
circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the AV control unit, BOSE speaker amp. and subwoofer connectors for the
following:
- Proper connection
- Damage
- Disconnected or loose terminals
2.HARNESS CHECK
- Disconnect BOSE speaker amp. connector B110 and suspect
rear subwoofer connector.
- Check continuity between BOSE speaker amp. harness connector
B110 (A) and suspect rear subwoofer harness connector (B).
- Check continuity between BOSE speaker amp. harness connector
B110 (A) and ground.
3.REAR SUBWOOFER SIGNAL CHECK
- Connect BOSE speaker amp. connector B110 and suspect rear
subwoofer connector.
- Turn ignition switch to ACC.
- Push POWER switch.
- Check the signal between BOSE speaker amp. harness connector
B110 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) terminal and ground.
5.REAR SUBWOOFER SIGNAL CHECK
- Connect AV control unit connector M160 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 rear door speakers using the audio
sign ...
Description
When one of the steering wheel audio control switches is pushed, the
resistance in the steering wheel audio
control switch circuit changes, depending on which button is pushed.
Diagn ...
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Precautions
PRECAUTION
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and
"SEAT BELT PRE-TENSIONER "
The Supplemental Restraint System such as "AIR BAG" and "SEAT BELT PRE-TENSIONER
",
used along
with a front seat belt, helps to reduce the risk or ...
Squeak and rattle trouble diagnoses
Work Flow
CUSTOMER INTERVIEW
Interview the customer if possible, to determine the conditions that exist
when the noise occurs. Use the Diagnostic
Worksheet during the interview to document the facts and conditions when the
noise occurs and any
customer's comments; refer to SE-56, "Diagno ...
Front fog lamp
System Diagram
System Description
BCM (Body Control Module) controls front fog lamp operation.
IPDM E/R (Intelligent Power Distribution Module Engine Room) operates
front fog lamp according to CAN communication signals from BCM.
Combination meter operates front fog lamp indicator accor ...