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

AV CONTROL UNIT

AV CONTROL UNIT : Diagnosis Procedure

1.CHECK FUSES

Check that the following AV control unit fuses are not blown.

Nissan Maxima. CHECK FUSES

2.POWER SUPPLY CIRCUIT CHECK

Nissan Maxima. POWER SUPPLY CIRCUIT CHECK

  1. Disconnect AV control unit connectors M160 and M163.
  2. Check voltage between the AV control unit connectors M160 and M163 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 AV control unit harness connector M160 and ground.

Nissan Maxima. GROUND CIRCUIT CHECK

DISPLAY UNIT

DISPLAY UNIT : Diagnosis Procedure

1.CHECK FUSES

Check that the following display unit fuses are not blown.

Nissan Maxima. CHECK FUSES

2.CHECK POWER SUPPLY CIRCUIT

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT

  1. Turn ignition switch to ACC.
  2. Check voltage between display unit harness connector M142 and ground

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT

3.CHECK GROUND CIRCUIT

Nissan Maxima. CHECK GROUND CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect display unit connector.
  3. Check continuity between display unit harness connector M142 and ground.

Nissan Maxima. CHECK GROUND CIRCUIT

A/C AND AV SWITCH ASSEMBLY

A/C AND AV SWITCH ASSEMBLY : Diagnosis Procedure

1.CHECK FUSE

Check that the A/C and AV switch assembly fuse is not blown

Nissan Maxima. CHECK FUSE

2.POWER SUPPLY CIRCUIT CHECK

Nissan Maxima. POWER SUPPLY CIRCUIT CHECK

  1. Disconnect A/C and AV switch assembly connector M98.
  2. Check voltage between the A/C and AV switch assembly connector M98 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 A/C and AV switch assembly harness connector M98 and ground.

Nissan Maxima. .GROUND CIRCUIT CHECK

BOSE SPEAKER AMP

BOSE SPEAKER AMP : Diagnosis Procedure

1.CHECK FUSE

Check that the BOSE speaker amp. fuse is not blown.

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 B110 terminal 10, 11 and ground.

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect BOSE speaker amp. connector.
  3. Check continuity between BOSE speaker amp. harness connector B110 terminal 7,12 and ground.

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT

REAR VIEW CAMERA

REAR VIEW CAMERA : Diagnosis Procedure

1.CHECK POWER SUPPLY CIRCUIT (REAR VIEW CAMERA SIDE)

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT (REAR VIEW CAMERA SIDE)

  1. Turn ignition switch ON.
  2. Shift transmission into Reverse.
  3. Check voltage between rear view camera harness connector T101 and ground.

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT (REAR VIEW CAMERA SIDE)

2.CHECK POWER SUPPLY CIRCUIT (CONTINUITY)

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT (CONTINUITY)

  1. Turn ignition switch OFF.
  2. Disconnect rear view camera and AV control unit connectors.
  3. Check continuity between rear view camera harness connector T101 (A) terminal 1 and AV control unit harness connector M164 (B) terminal 68.
  4. Check continuity between rear view camera harness connector T101 (A) terminal 1 and ground

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT (CONTINUITY)

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT (CONTINUITY)

3.CHECK REVERSE POSITION INPUT SIGNAL

  1. Connect AV control unit connector.
  2. Turn ignition switch ON.
  3. Shift transmission into reverse.
  4. Check voltage between AV control unit harness connector M163 terminal 53 and ground.

Nissan Maxima. CHECK REVERSE POSITION INPUT SIGNAL

4.CHECK GROUND CIRCUIT

Nissan Maxima. CHECK GROUND CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect rear view camera harness connector.
  3. Check continuity between rear view camera harness connector T101 terminal 2 and ground.

Nissan Maxima. CHECK GROUND CIRCUIT

MICROPHONE

MICROPHONE : Diagnosis Procedure

1.CHECK POWER SUPPLY CIRCUIT

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT

Check voltage between microphone harness connector R7 terminal 4 and ground.

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT

2.CHECK POWER SUPPLY CIRCUIT (CONTINUITY)

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT (CONTINUITY)

  1. Turn ignition switch OFF.
  2. Disconnect microphone and AV control unit harness connectors.
  3. Check continuity between microphone harness connector R7 (A) terminal 4 and AV control unit harness connector M163 (B) terminal 44.
  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 microphone harness connector R7 and AV control unit harness connector M163.
  3. Check continuity between microphone harness connector R7 (A) terminal 2 and AV control unit harness connector M163 (B) terminal 43.

Nissan Maxima. CHECK GROUND CIRCUIT

    U1300 AV comm circuit
    Description U1300 is indicated when malfunction occurs in communication signal of multi AV system. Indicated simultaneously, without fail, with the malfunction of control units connected to AV co ...

    RGB digital image signal circuit
    Description Transmit the image displayed with AV control unit with RGB digital image signal to the display unit. Diagnosis Procedure 1.CHECK CONTINUITY RGB DIGITAL IMAGE SIGNAL CIRCUIT Tu ...

    Other materials:

    P1550 battery current sensor
    Description The power generation voltage variable control enables fuel consumption to be decreased by reducing the engine load which is caused by the power generation of the generator. The battery current sensor is installed to the battery cable at the negative terminal. The sensor measures ...

    Intelligent key interlock function
    INTELLIGENT KEY INTERLOCK FUNCTION : System INTELLIGENT KEY INTERLOCK FUNCTION : System Description OUTLINE When unlocking doors by using Intelligent Key or door request switch (driver side), seat slide and steering tilt move directly to the exit assist function. Other loads move to the ...

    Center 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 center speaker using the audio signal circuits. Diagnosis Procedure 1.CONNECTOR CHECK Check the AV control unit, BOSE speaker amp. and s ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2021 Copyright www.nimainfo.com
    0.0111