Nissan Maxima Service and Repair Manual: Microphone signal circuit

Description

Voice signals are transmitted from the microphone to the AV control unit using the microphone signal circuits.

Diagnosis Procedure

1.CHECK HARNESS BETWEEN AV CONTROL UNIT AND MICROPHONE

Nissan Maxima. CHECK HARNESS BETWEEN AV CONTROL UNIT AND MICROPHONE

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

Nissan Maxima. CHECK HARNESS BETWEEN AV CONTROL UNIT AND MICROPHONE

Nissan Maxima. CHECK HARNESS BETWEEN AV CONTROL UNIT AND MICROPHONE

2.CHECK MICROPHONE POWER SUPPLY

Nissan Maxima. CHECK MICROPHONE POWER SUPPLY

  1. Connect AV control unit connector and microphone connector.
  2. Turn ignition switch ON.
  3. Check voltage between microphone harness connector R7 terminal 4 and ground.

Nissan Maxima. CHECK MICROPHONE POWER SUPPLY

3.CHECK MICROPHONE SIGNAL

Nissan Maxima. CHECK MICROPHONE SIGNAL

Check signal between AV control unit harness connector M163 terminals 43 and 59.

Nissan Maxima. CHECK MICROPHONE SIGNAL

    Disk eject signal circuit
    Description The eject signal is output to AV control unit when the eject switch of A/C and AV switch assembly is pressed. Diagnosis Procedure 1.CHECK CONTINUITY DISK EJECT SIGNAL CIRCUIT ...

    AMP on signal circuit
    Description When the audio system is turned on, a voltage signal is supplied from the AV control unit to the BOSE speaker amp. When this signal is received, the BOSE speaker amp. will turn on. D ...

    Other materials:

    P0460 fuel level sensor
    Description The fuel level sensor is mounted in the fuel level sensor unit. The sensor detects a fuel level in the fuel tank and transmits a signal to the combination meter. The combination meter sends the fuel level sensor signal to the ECM via the CAN communication line. It consists o ...

    Automatic speed control device (ASCD)
    System Diagram System Description INPUT/OUTPUT SIGNAL CHART *: This signal is sent to the ECM via the CAN communication line BASIC ASCD SYSTEM Refer to Owner's Manual for ASCD operating instructions. Automatic Speed Control Device (ASCD) allows a driver to keep vehicle at predeterm ...

    Microphone
    Removal and Installation REMOVAL Remove the front room/map lamp assembly. Refer to INL-84, "Removal and Installation". Detach the microphone connector (A). Remove the front room/map lamp covers (1), then remove the map lamp assembly cover (2). Release t ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2026 Copyright www.nimainfo.com
    0.007