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Sound Signal Circuit between Navigation Receiver Assembly and Stereo Jack Adapter [08/2015 - 08/2017]: Procedure

  1. CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER ASSEMBLY - NO. 1 STEREO JACK ADAPTER ASSEMBLY) 
    1. Disconnect the I53 navigation receiver assembly connector.
    2. Disconnect the I51 No. 1 stereo jack adapter assembly connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      I53-25 (ADPG) - I51-9 (AUXO) Always Below 1 Ω
      I53-26 (VAR+) - I51-6 (ARO) Always Below 1 Ω
      I53-28 (VAL+) - I51-7 (ALO) Always Below 1 Ω
      I53-27 (VA-) - I51-8 (ASGN) Always Below 1 Ω
      I53-11 (AGND) - I51-10 (AGND) Always Below 1 Ω
      I53-25 (ADPG) - Body ground Always 10 kΩ or higher
      I53-26 (VAR+) - Body ground Always 10 kΩ or higher
      I53-28 (VAL+) - Body ground Always 10 kΩ or higher
      I53-27 (VA-) - Body ground Always 10 kΩ or higher
      I53-11 (AGND) - Body ground Always 10 kΩ or higher

    Result: 

    OK 

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE 

    (Refer to PROBLEM SYMPTOMS TABLE [08/2015 - 08/2017] )

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR