Nissan Maxima Service and Repair Manual: Subwoofer
Description
The audio 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 audio 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 audio unit connector M133 and subwoofer speaker amp. connector B21.
- Check continuity between audio unit harness connector M133 (A) and subwoofer amp. harness connector B21 (B).
- Check continuity between audio unit harness connector M133 (A) terminal and ground.
5.SUBWOOFER SIGNAL CHECK
- Connect audio unit connector M133 and subwoofer amp. connector B21.
- Turn ignition switch to ACC.
- Push "POWER" switch.
- Check the signal between audio unit harness connector M133 terminals with CONSULT or oscilloscope.
Rear door speaker
Description
The audio unit sends audio signals to the rear door speakers using the rear
door speaker circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the audio unit and speaker connectors f ...
Steering switch
Description
When one of the steering wheel audio control switches is pushed, the
resistance in steering switch circuit changes depending on which button is
pushed.
Diagnosis Procedure
1.CHECK S ...
Other materials:
Inspection and adjustment
Preliminary Check
1. FOREIGN OBJECTS
Check the following:
objects on or behind the seats that could cause binding
objects under the seats that may be interfering with the seat's
moving parts
objects under pedals that may interfere with movement
Are there any foreign objects that coul ...
Three-way catalyst
The three-way catalyst is an emission control
device installed in the exhaust system. Exhaust
gases in the three-way catalyst are burned at
high temperatures to help reduce pollutants.
WARNING
The exhaust gas and the exhaust system
are very hot. Keep people, animals
or flammable material ...
Diagnosis system (BCM)
COMMON ITEM
COMMON ITEM : CONSULT Function (BCM - COMMON ITE
APPLICATION ITEM
CONSULT performs the following functions via CAN communication with BC
SYSTEM APPLICATION
BCM can perform the following functions.
INT LAMP
INT LAMP : CONSULT Function (BCM - INT LAMP)
DATA MONITOR
ACTIVE TE ...
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
0.0057