Nissan Maxima Service and Repair Manual: Subwoofer
Description
The AV control unit sends audio signals to the subwoofer amp. The subwoofer 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, subwoofer amp. and subwoofer connectors for the following:
- Proper connection
- Damage
- Disconnected or loose terminals
2.HARNESS CHECK
- Disconnect subwoofer amp. connector B21 and suspect subwoofer connector.
- Check continuity between subwoofer amp. harness connector B21 (A) and suspect subwoofer harness connector (B).
- Check continuity between subwoofer harness connector B21 (A) and ground.
3.REAR SUBWOOFER SIGNAL CHECK
- Connect subwoofer amp. connector B21 and suspect subwoofer connector.
- Turn ignition switch to ACC.
- Push POWER switch.
- Check the signal between subwoofer amp. harness connector B21 terminals with CONSULT or oscilloscope.
4.HARNESS CHECK
- Disconnect AV control unit connector M115 and subwoofer speaker amp. connector B21.
- Check continuity between AV control unit harness connector M115 (A) and subwoofer amp. harness connector B21 (B).
- Check continuity between AV control unit harness connector M115 (A) terminal and ground
5.SUBWOOFER SIGNAL CHECK
- Connect AV control unit connector M115 and subwoofer amp.
connector B21.
- Turn ignition switch to ACC.
- Push "POWER" switch.
- Check the signal between AV control unit harness connector M115 terminals with CONSULT or oscilloscope.
Rear door speaker
Description
The AV control unit sends audio signals to the rear door speakers using the
rear door speaker circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the AV control unit and speaker co ...
Steering switch
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 ...
Other materials:
Door locks/unlocks precaution
Do not push the door handle request switch
with the Intelligent Key held in your hand as
illustrated. The close distance to the door
handle will cause the Intelligent Key system
to have difficulty recognizing that the Intelligent
Key is outside the vehicle.
After locking with the ...
Tweeter
Description
The AV control unit sends audio signals to the tweeters using the front door
speaker circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the AV control unit and speaker connectors for the following:
Proper connection
Damage
Disconnected or loose terminals
2.HARNESS CHE ...
Magnet clutch control system
System Diagram
System Description
The A/C auto amp. controls A/C compressor operation by ambient temperature,
intake air temperature and
signal from ECM.
SYSTEM OPERATION
When the A/C switch, the AUTO switch, or the DEF switch is pressed, or when
shifting mode position to D/F,
the A/C ...
Nissan Maxima Owners Manual
- Illustrated table of contents
- Safety-Seats, seat belts and supplemental restraint system
- Instruments and controls
- Pre-driving checks and adjustments
- Monitor, climate, audio, phone and voice recognition systems
- Starting and driving
- In case of emergency
- Appearance and care
- Do-it-yourself
- Maintenance and schedules
- Technical and consumer information
Nissan Maxima Service and Repair Manual
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