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Home >> Lexus >> 2017 >> GS 450h Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Navigation System (Diagnostic Codes & Symptom Tests) >> Navigation System >> Circuit Tests >> Display Signal Circuit between Multi-display and Radio Receiver [09/2014 - 10/2015] >> Procedure

Display Signal Circuit between Multi-display and Radio Receiver [09/2014 - 10/2015]: Procedure

  1. CHECK GVIF CABLE CONNECTOR 
    1. Check if the GVIF cable connector between the multi-media module receiver assembly and the accessory meter assembly has any connection problems.
    2. Check that the screen display is normal.

      OK

      Screen display is normal.

    Result:  OK

    OK 

    USE SIMULATION METHOD TO CHECK 

    (Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2014 - 10/2015] )

    Result:  NG

    NG 

    See step  2

  2. CHECK ACCESSORY METER ASSEMBLY 
    1. Replace the accessory meter assembly with a new or normally functioning one (Refer to REMOVAL [09/2014 - ] ).
    2. Check that the screen display is normal.

      OK

      Screen display is normal.

    Result:  OK

    OK 

    END (ACCESSORY METER ASSEMBLY IS DEFECTIVE) 

    Result:  NG

    NG 

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE 

    (Refer to PROBLEM SYMPTOMS TABLE [09/2014 - ] )