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

Nissan Maxima. HARNESS CHECK

  1. Disconnect BOSE speaker amp. connector B110 and suspect rear subwoofer connector.
  2. Check continuity between BOSE speaker amp. harness connector B110 (A) and suspect rear subwoofer harness connector (B).
  3. Check continuity between BOSE speaker amp. harness connector B110 (A) and ground

Nissan Maxima. HARNESS CHECK

Nissan Maxima. HARNESS CHECK

3.REAR SUBWOOFER SIGNAL CHECK

Nissan Maxima. REAR SUBWOOFER SIGNAL CHECK

  1. Connect BOSE speaker amp. connector B110 and suspect rear subwoofer connector.
  2. Turn ignition switch to ACC.
  3. Push POWER switch.
  4. Check the signal between BOSE speaker amp. harness connector B110 terminals with CONSULT or oscilloscope.

Nissan Maxima. REAR SUBWOOFER SIGNAL CHECK

4.HARNESS CHECK

Nissan Maxima. HARNESS CHECK

  1. Disconnect AV control unit connector M157 and BOSE speaker amp. connector B109.
  2. Check continuity between AV control unit harness connector M157 (A) and BOSE speaker amp. harness connector B109 (B).
  3. Check continuity between AV control unit harness connector M157 (A) terminal and ground

Nissan Maxima. HARNESS CHECK

Nissan Maxima. HARNESS CHECK

5.REAR SUBWOOFER SIGNAL CHECK

Nissan Maxima. REAR SUBWOOFER SIGNAL CHECK

  1. Connect AV control unit connector M157 and BOSE speaker amp. connector B109.
  2. Turn ignition switch to ACC.
  3. Push POWER switch.
  4. Check the signal between AV control unit harness connector terminals with CONSULT or oscilloscope.

Nissan Maxima. REAR SUBWOOFER SIGNAL CHECK

    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:

    Harness connector
    Description HARNESS CONNECTOR (TAB-LOCKING TYPE) The tab-locking type connectors help prevent accidental looseness or disconnection. The tab-locking type connectors are disconnected by pushing or lifting the locking tab(s). Refer to the figure below. Refer to the next page for desc ...

    Rear window defogger power supply and ground circuit
    Description Heats the heating wire with the power supply from the rear window defogger relay to prevent the rear window from fogging up. Component Function Check 1. CHECK REAR WINDOW DEFOGGER Check that the heating wire of rear window defogger is heated when turning the rear window defogge ...

    Steering column
    Disassembly and Assembly The steering column assembly without electric motor is not serviceable and must be replaced as an assembly. With Electric Motor Steering column assembly Telescope motor Telescope motor link bracket Tilt motor Tilt motor bolt cap DISASSEMBLY Remo ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

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