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:

    Rear door speaker
    Removal and Installation REMOVAL Remove the rear door finisher. Refer to INT-21, "Removal and Installation". Remove the rear door speaker screws (A). Disconnect the harness connector (B) from the rear door speaker (1) and remove. INSTALLATION Installation is in the reverse order ...

    Hydraulic control system
    System Diagram System Description The hydraulic control mechanism consists of the oil pump directly driven by the engine, the hydraulic control valve that controls line pressure and transmission, and the input signal lin LINE PRESSURE AND SECONDARY PRESSURE CONTROL  When an input t ...

    Headlamp
    Wiring Diagram ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

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