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 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) terminal and ground
5.REAR SUBWOOFER 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.
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
sign ...
AMP on signal circuit
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 ...
Other materials:
C1143, C1144 steering angle sensor
Description
The steering angle sensor detects the rotation amount, angular velocity and
direction of the steering wheel,
and transmits the data to the ABS actuator and electric unit (control unit) via
CAN communication.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK ...
Body control system
System Description
OUTLINE
ECU DIAGNOSIS INFORMATION controls the various electrical
components. It inputs the information required to
the control from CAN communication and the signal received from each switch
and sensor.
BCM has combination switch reading function for reading the
...
P0451 evap control system pressure sensor
Description
The EVAP control system pressure sensor detects pressure in the
purge line. The sensor output voltage to the ECM increases as pressure
increases
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
NOTE:
Never remove fuel filler cap during DTC confirmation procedur ...
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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