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 M116.
  3. Check continuity between satellite radio tuner (factory installed) harness connector B111 (A) terminal 28 and AV control unit harness connector M116 (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 M116 (B) terminal 29.
  2. Check continuity between satellite radio tuner (factory installed) harness connector B111 (A) terminal 29 and ground.

Nissan Maxima. CHECK HARNESS - 2

Nissan Maxima. CHECK HARNESS - 2

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 M116 (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

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    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 circuits. ...

    Other materials:

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    Front wiper motor ground circuit
    Diagnosis Procedure 1.CHECK FRONT WIPER MOTOR (GND) OPEN CIRCUIT Turn the ignition switch OFF. Disconnect front wiper motor. Check continuity between front wiper motor harness connector and ground. ...

    Stopping the vehicle
    1. Safely move the vehicle off the road and away from traffic. 2. Turn on the hazard warning flashers. 3. Park on a level surface and apply the parking brake. Move the shift lever to P (Park). 4. Turn off the engine. 5. Raise the hood to warn other traffic and to signal professional roa ...

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    Nissan Maxima Service and Repair Manual

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