Nissan Maxima Service and Repair Manual: Power supply and ground circuit

AUDIO UNIT

AUDIO UNIT : Diagnosis Procedure

1.CHECK FUSES

Nissan Maxima. .CHECK FUSES

2.POWER SUPPLY CIRCUIT CHECK

Nissan Maxima. .POWER SUPPLY CIRCUIT CHECK

  1. Disconnect audio unit connector M132.
  2. Check voltage between the audio unit connector M132 and ground.

Nissan Maxima. .POWER SUPPLY CIRCUIT CHECK

3.GROUND CIRCUIT CHECK

Inspect audio unit case ground.

DISPLAY UNIT

DISPLAY UNIT : Diagnosis Procedure

1.CHECK FUSES

Check that the following fuses are not blown.

Nissan Maxima. CHECK FUSES

2.POWER SUPPLY CIRCUIT CHECK

Nissan Maxima. .POWER SUPPLY CIRCUIT CHECK

  1. Turn ignition switch OFF.
  2. Disconnect display unit connector.
  3. Check voltage between the display unit and ground.

Nissan Maxima. .POWER SUPPLY CIRCUIT CHECK

3.GROUND CIRCUIT CHECK

Nissan Maxima. GROUND CIRCUIT CHECK

  1. Turn ignition switch OFF.
  2. Check continuity between display unit harness connector and ground.

Nissan Maxima. GROUND CIRCUIT CHECK

BOSE SPEAKER AMP

BOSE SPEAKER AMP : Diagnosis Procedure

1.CHECK FUSE

Check for blown fuses.

Nissan Maxima. CHECK FUSE

2.CHECK POWER SUPPLY CIRCUIT

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect BOSE speaker amp connector.
  3. Check voltage between BOSE speaker amp harness connector and ground.

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT

3.CHECK GROUND CIRCUIT

Nissan Maxima. CHECK GROUND CIRCUIT

Check continuity between BOSE speaker amp harness connector and ground.

Nissan Maxima. CHECK GROUND CIRCUIT

BLUETOOTH CONTROL UNIT

BLUETOOTH CONTROL UNIT : Diagnosis Procedure

1.CHECK FUSE

Check that the following fuses of the Bluetooth control unit are not blown. 

Nissan Maxima. .CHECK FUSE

2.CHECK POWER SUPPLY CIRCUIT

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT

Check voltage between Bluetooth control unit harness connector and ground.

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT

3.CHECK GROUND CIRCUIT

Nissan Maxima. CHECK GROUND CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect Bluetooth control unit connector B131.
  3. Check continuity between Bluetooth control unit harness connector and groun

Nissan Maxima. CHECK GROUND CIRCUIT

MICROPHONE

MICROPHONE : Diagnosis Procedure

1.CHECK POWER SUPPLY CIRCUIT (MICROPHONE SIDE)

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT (MICROPHONE SIDE)

Check voltage between microphone harness connector and ground

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT (MICROPHONE SIDE)

2.CHECK POWER SUPPLY CIRCUIT (CONTINUITY)

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT (CONTINUITY)

  1. Turn ignition switch OFF.
  2. Disconnect Bluetooth control unit and microphone connectors.
  3. Check continuity between microphone harness connector R7 (A) terminal 4 and Bluetooth control unit harness connector B131 (B) terminal 29.
  4. Check continuity between microphone harness connector R7 (A) terminal 4 and ground.

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT (CONTINUITY)

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT (CONTINUITY)

3.CHECK GROUND CIRCUIT

Nissan Maxima. CHECK GROUND CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect Bluetooth control unit and microphone connectors.
  3. Check continuity between Bluetooth control unit harness connector B131 (A) terminal 8 and microphone harness connector R7 (B) terminal 2.

Nissan Maxima. CHECK GROUND CIRCUIT

    DTC/circuit diagnosis
    ...

    Front 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 front door speakers using the audio signal cir ...

    Other materials:

    Unit disassembly and assembly
    FRONT DRIVE SHAFT Disassembly and Assembly (LH) Circlip Dust shield Housing  Snap ring Spider assembly Stopper ring  Boot band  Boot  Shaft  Damper band  Dynamic damper  Circlip . Joint sub-assembly : Wheel side : Fill us ...

    The door open warning continues displaying, or does not display
    Description  The door ajar warning is displayed even though all of the doors and the trunk are closed.  The door ajar warning is not displayed even though a door or the trunk is ajar. Diagnosis Procedure 1.CHECK BCM INPUT SIGNAL Connect CONSULT and check the BC ...

    Seat belt warning light
    Both the driver's and passenger's front seats are equipped with a seat belt warning light. The warning light, located on the instrument panel, will show the status of the driver and passenger seat belt. NOTE: The front passenger seat belt warning light will not light up if the seat is not ...

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    Nissan Maxima Service and Repair Manual

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