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

POWER SUPPLY AND GROUND CIRCUIT AUDIO UNIT

AUDIO 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. Disconnect audio unit connector M133.
  2. Check voltage between the audio unit connector M133 and ground.

Nissan Maxima. POWER SUPPLY CIRCUIT CHECK

3.GROUND CIRCUIT CHECK

Inspect audio unit case ground.

SUBWOOFER AMP

SUBWOOFER AMP : Diagnosis Procedure

1.CHECK FUSE

Check for blown fuses.

Nissan Maxima. CHECK FUSE

2.CHECK POWER SUPPLY CIRCUIT

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

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT

3.CHECK GROUND CIRCUIT

Check continuity between subwoofer amp harness connector and ground.

Nissan Maxima. CHECK GROUND CIRCUIT

DISPLAY UNIT

DISPLAY UNIT : Diagnosis Procedure

1.CHECK FUSES

Check that the following fuses are not blown.

Nissan Maxima. HECK 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

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 B126.
  3. Check continuity between Bluetooth control unit harness connector and ground.

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 B126 (B) terminal 29. 

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT (CONTINUITY) 

  1. Check continuity between microphone harness connector R7 (A) terminal 4 and ground. 

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 B126 (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 front door speakers using the front door speaker circuits. Diagnosis Procedure  1.CONNECTOR CHECK Check the audio unit and speake ...

    Other materials:

    Compressor control function
    Description PRINCIPLE OF OPERATION A/C compressor is not activated. Functional circuit diagram CAN (1): A/C switch signal : Blower fan motor switch signal CAN (2): A/C compressor request signal RX: A/C switch signal : Fan ON signal : Defroster signal Functional initial inspection chart ...

    B263D, B263E, B263f intake door motor
    Description COMPONENT DESCRIPTION Intake Door Motor The intake door motor (1) is attached to the blower unit. It rotates so that air is drawn from inlets set by the A/C auto amp. Motor rotation is conveyed to a lever which activates the intake door. DTC Logic DTC DETECTION L ...

    Precaution
    PRECAUTIONS Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER" The Supplemental Restraint System such as "AIR BAG" and "SEAT BELT PRE-TENSIONER", used along with a front seat belt, helps to reduce the risk or severity of injury to ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2024 Copyright www.nimainfo.com
    0.0053