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Home >> Lexus >> 2015 >> ES 350 >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Navigation System - Diagnostic Codes & Symptom Tests >> Navigation System >> Circuit Tests >> Display Signal Circuit between Navigation Receiver Assembly and Stereo Jack Adapter [08/2014 - ] >> Procedure

Display Signal Circuit between Navigation Receiver Assembly and Stereo Jack Adapter [08/2014 - ]: Procedure

  1. CHECK HARNESS AND CONNECTOR (MULTI-MEDIA MODULE RECEIVER ASSEMBLY - NO. 1 STEREO JACK ADAPTER ASSEMBLY) 
    1. Disconnect the H98 multi-media module receiver assembly connector.
    2. Disconnect the H181 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
      H98-6 (VV+) - H181-8 (VV+) Always Below 1 Ω
      H98-14 (VV-) - H181-9 (VV-) Always Below 1 Ω
      H98-6 (VV+) - Body ground Always 10 kΩ or higher
      H98-14 (VV-) - Body ground Always 10 kΩ or higher
      H98-13 (SG) - 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 [08/2014 - ]