Nissan Maxima Service and Repair Manual: Subwoofer
Description
The audio 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 audio 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 audio unit connector M132 and BOSE speaker amp.
connector B109.
- Check continuity between audio unit harness connector M132 (A) and BOSE speaker amp. harness connector B109 (B).
- Check continuity between audio unit harness connector M132 (A) terminal and ground.
5.REAR SUBWOOFER SIGNAL CHECK
- Connect audio unit connector M132 and BOSE speaker amp.
connector B109.
- Turn ignition switch to ACC.
- Push POWER switch.
- Check the signal between audio unit harness connector terminals with CONSULT or oscilloscope.
Rear door speaker
Description
The audio 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 circ ...
AMP on signal circuit
Description
When the audio system is turned on, a voltage signal is supplied from the
audio unit to the BOSE speaker amp. When this signal is received, the BOSE
speaker amp. will turn on.
Diagno ...
Other materials:
Variable induction air system
System Diagram
System Description
INPUT/OUTPUT SIGNAL CHART
*: ECM determines the start signal status by the signals of engine speed and
battery voltage.
SYSTEM DESCRIPTION
In the medium speed range, the power valves are closed. Under this condition,
the pressure waves of the
...
Operating tips
When the engine coolant temperature and
outside air temperature are low, the air flow
from the foot outlets may not operate for a
maximum of 150 seconds. However, this is
not a malfunction. After the coolant temperature
warms up, air flow from the foot outlets
will operate normally.
...
B2557 vehicle speed
Description
BCM receives the 2 vehicle speed signals via CAN
communication. One signal is transmitted by the "combination
meter". Another signal is transmitted by "ABS actuator and electric unit
(control unit)". BCM compares
both signals to detect the vehicle speed.
DTC Logic
DTC DETECTIO ...
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
0.0142