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Sound Signal Circuit between Multi-media Interface ECU and Stereo Jack Adapter: Procedure

  1. CHECK HARNESS AND CONNECTOR (NO. 1 STEREO JACK ADAPTER - INTERFACE ECU) 
    1. Disconnect the L38 multi-media interface ECU connector and f1 No. 1 stereo jack adapter assembly connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      f1-3 (UDI+) - L38-3 (UDI+) Always Below 1 Ω
      f1-2 (UDI-) - L38-2 (UDI-) Always Below 1 Ω
      f1-3 (UDI+) - Body ground Always 10 kΩ or higher
      f1-2 (UDI-) - Body ground Always 10 kΩ or higher

    NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK → See step   2 

  2. PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to  PROBLEM SYMPTOMS TABLE