Nissan Maxima Service and Repair Manual: Communication signal circuit

SATELLITE RADIO TUNER

SATELLITE RADIO TUNER : Description

Communication signals are exchanged between the AV control unit and satellite radio tuner using the communication circuits.

SATELLITE RADIO TUNER : Diagnosis Procedure

1.CHECK HARNESS - 1

Nissan Maxima. CHECK HARNESS - 1

  1. Turn ignition switch OFF.
  2. Disconnect satellite radio tuner (factory installed) connector B111 and AV control unit connector M153.
  3. Check continuity between satellite radio tuner (factory installed) harness connector B111 (A) terminal 28 and AV control unit harness connector M153 (B) terminal 28.
  4. Check continuity between satellite radio tuner (factory installed) harness connector B111 (A) terminal 28 and ground.

Nissan Maxima. CHECK HARNESS - 1

Nissan Maxima. CHECK HARNESS - 1

2.CHECK HARNESS - 2

Nissan Maxima. CHECK HARNESS - 2

  1. Check continuity between satellite radio tuner (factory installed) harness connector B111 (A) terminal 29 and AV control unit harness connector M153 (B) terminal 29.
  2. Check continuity between satellite radio tuner (factory installed) harness connector B111 (A) terminal 29 and ground.

3.CHECK HARNESS - 3

Nissan Maxima. CHECK HARNESS - 3

  1. Check continuity between satellite radio tuner (factory installed) harness connector B111 (A) terminal 30 and AV control unit harness connector M153 (B) terminal 30.
  2. Check continuity between satellite radio tuner (factory installed) harness connector B111 (A) terminal 30 and ground.

Nissan Maxima. CHECK HARNESS - 3

Nissan Maxima. CHECK HARNESS - 3

4.CHECK REQ1 SIGNAL

Nissan Maxima. CHECK REQ1 SIGNAL

  1. Connect satellite radio tuner (factory installed) connector and AV control unit connector.
  2. Turn ignition switch to ACC.
  3. Check signal between satellite radio tuner (factory installed) harness connector B111 terminal 28 and ground with CONSULT or oscilloscope

Nissan Maxima. CHECK REQ1 SIGNAL

5.CHECK TXD SIGNAL

Nissan Maxima. CHECK TXD SIGNAL

Check signal between satellite radio tuner (factory installed) harness connector B111 terminal 29 and ground with CONSULT or oscilloscope

Nissan Maxima. CHECK TXD SIGNAL

6.CHECK RXD SIGNAL

Nissan Maxima. CHECK RXD SIGNAL

Check signal between satellite radio tuner (factory installed) harness connector B111 terminal 30 and ground with CONSULT or oscilloscope.

Nissan Maxima. CHECK RXD SIGNAL

    Steering switch
    Description When one of the steering wheel audio control switches is pushed, the resistance in the steering wheel audio control switch circuit changes, depending on which button is pushed. Diagn ...

    Sound signal circuit
    SATELLITE RADIO TUNER SATELLITE RADIO TUNER : Description Left and right channel audio signals are supplied from the satellite radio tuner to the AV control unit through the sound signal circuit ...

    Other materials:

    CAN communication system
    System Description CAN (Controller Area Network) is a serial communication line for real time application. It is an on-vehicle multiplex communication line with high data communication speed and excellent error detection ability. Many electronic control units are equipped onto each vehicle, a ...

    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 signal circuits. Diagnosis Procedure 1.CONNECTOR CHECK Check the AV control unit, BOSE speaker amp. a ...

    General maintenance
    General maintenance includes those items which should be checked during normal day-to-day operation. They are essential for proper vehicle operation. It is your responsibility to perform these procedures regularly as prescribed. Performing general maintenance checks requires minimal mech ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2020 Copyright www.nimainfo.com
    0.0116