AUDIO AND VISUAL SYSTEM(for Radio and Display Type) Voice Guidance Circuit between Radio Receiver and Stereo Component Amplifier

DTC Code DTC Name
Voice Guidance Circuit between Radio Receiver and Stereo Component Amplifier

DESCRIPTION

This circuit is used when the voice switch of the steering pad switch assembly is pushed.

Using this circuit, the radio and display receiver assembly sends signals to the stereo component amplifier assembly.

WIRING DIAGRAM

E271821E03

PROCEDURE

  1. CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - STEREO COMPONENT AMPLIFIER ASSEMBLY)

    1. Disconnect the G142 radio and display receiver assembly connector.

    2. Disconnect the M32 stereo component amplifier assembly connector.

    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      G142-2 (RL+) - M32-15 (II1+)

      Always

      Below 1 Ω

      G142-6 (RL-) - M32-14 (II1-)

      Always

      Below 1 Ω

      M32-18 (SLD1) - Body ground

      Always

      10 kΩ or higher

      G142-2 (RL+) - Body ground

      Always

      10 kΩ or higher

      G142-6 (RL-) - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    OK

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

    Click hereClick hereClick here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR