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Home >> Toyota >> 2016 >> Highlander Limited, FWD >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> Audio / Video System - Diagnostic Codes & Symptom Tests - (Except Hybrid) >> Audio And Visual System >> Symptom Tests >> Illumination for Panel Switch does not Come on with Tail Switch ON [12/2013 - ] >> Procedure

Illumination for Panel Switch does not Come on with Tail Switch ON [12/2013 - ]: Procedure

  1. CHECK VEHICLE SIGNAL (OPERATION CHECK) 
    1. Enter the "Vehicle Signal Check Mode" screen. Refer to Check Vehicle Signal in Operation Check.
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      Refer to OPERATION CHECK [12/2013 - 11/2015] Refer to OPERATION CHECK [11/2015 - 11/2016] Refer to OPERATION CHECK [11/2016 - ]

    2. Check that the display changes between ON and OFF according to the light control switch operation.

      OK

      Light Control Switch Display
      Tail or head ON
      Off OFF

      HINT: 

      This display is updated once per second. As a result, it is normal for the display to lag behind the actual switch operation.

      Result

      Proceed to
      OK
      NG

    Result:  1

    OK 

    REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY. Refer to  REMOVAL [12/2013 - ] 

    Result:  2

    NG 

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to  PROBLEM SYMPTOMS TABLE [12/2013 - 11/2015]  Refer to  PROBLEM SYMPTOMS TABLE [11/2015 - 11/2016]  Refer to  PROBLEM SYMPTOMS TABLE [11/2016 - ]