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Display Signal Circuit between Radio Receiver and Extension Module [12/2013 - ]: Procedure

  1. CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - EXTENSION MODULE) 
    1. Disconnect the radio and display receiver assembly connector.
    2. Disconnect the extension module connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      b2-12 (V-R) - b1-7 (V-R) Always Below 1 Ω
      b2-11 (V-G) - b1-23 (V-G) Always Below 1 Ω
      b2-10 (V-B) - b1-6 (V-B) Always Below 1 Ω
      b2-7 (HSYN) - b1-22 (HSYN) Always Below 1 Ω
      b2-6 (VSYN) - b1-5 (VSYN) Always Below 1 Ω
      b2-9 (VSHD) - b1-21 (VSHD) Always Below 1 Ω
      b2-8 (AGND) - b1-20 (AGND) Always Below 1 Ω
      b2-12 (V-R) - Body ground Always 10 kΩ or higher
      b2-11 (V-G) - Body ground Always 10 kΩ or higher
      b2-10 (V-B) - Body ground Always 10 kΩ or higher
      b2-7 (HSYN) - Body ground Always 10 kΩ or higher
      b2-6 (VSYN) - Body ground Always 10 kΩ or higher
      b2-9 (VSHD) - Body ground Always 10 kΩ or higher
      b2-8 (AGND) - 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 [12/2013 - ]