Nissan Maxima Service and Repair Manual: 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.

SATELLITE RADIO TUNER : Diagnosis Procedure

LEFT CHANNEL

1.CHECK HARNESS

Nissan Maxima. CHECK HARNESS

  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) connector B111 (A) and AV control unit connector M116 (B).
  4. Check continuity between satellite radio tuner (factory installed) connector B111 (A) and ground.

Nissan Maxima. CHECK HARNESS

Nissan Maxima. CHECK HARNESS

2.CHECK LEFT CHANNEL AUDIO SIGNAL

Nissan Maxima. CHECK LEFT CHANNEL AUDIO SIGNAL

  1. Connect satellite radio tuner (factory installed) and AV control unit.
  2. Turn ignition switch ON.
  3. Check signal between satellite radio tuner (factory installed) connector B111 terminals 21 and 22 with CONSULT or oscilloscope.

Nissan Maxima. CHECK LEFT CHANNEL AUDIO SIGNAL

RIGHT CHANNEL

1.CHECK HARNESS

Nissan Maxima. CHECK HARNESS

  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) B111 (A) and AV control unit M116 (B).
  4. Check continuity between satellite radio tuner (factory installed) connector B111 (A) and ground.

Nissan Maxima. CHECK HARNESS

Nissan Maxima. CHECK HARNESS

2.CHECK RIGHT CHANNEL AUDIO SIGNAL

Nissan Maxima. CHECK RIGHT CHANNEL AUDIO SIGNAL

  1. Connect satellite radio tuner (factory installed) and AV control unit.
  2. Turn ignition switch ON.
  3. Check signal between satellite radio tuner (factory installed) connector B111 terminals 23 and 24 with CONSULT or oscilloscope.

Nissan Maxima. CHECK RIGHT CHANNEL AUDIO SIGNAL

    Communication signal circuit

    Microphone signal circuit