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NAVIGATION SYSTEM Data Signal Circuit between Stereo Jack Adapter and Extension Module

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DTC Code DTC Name
  Data Signal Circuit between Stereo Jack Adapter and Extension Module
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DESCRIPTION

The No. 1 stereo jack adapter assembly sends the sound data signal or image data signal from a USB device to the navigation ECU via this circuit.

Table 1. *a (Shielded) *b No. 1 Stereo Jack Adapter Assembly *c Navigation ECU
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WIRING DIAGRAM

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PROCEDURE


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    CHECK HARNESS AND CONNECTOR (NAVIGATION ECU - NO. 1 STEREO JACK ADAPTER ASSEMBLY)


    1. Disconnect the z14 navigation ECU connector.

    2. Disconnect the F53 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
      z14-2 - F53-2 Always Below 1 Ω
      z14-3 - F53-3 Always Below 1 Ω
      z14-2 - Body ground Always 10 kΩ or higher
      z14-3 - Body ground Always 10 kΩ or higher
      z14-5 - Body ground Always 10 kΩ or higher

    • OK

      PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE (Click here)

    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR