AUDIO AND VISUAL SYSTEM(for 7 Inch Display) Illumination for Panel Switch does not Come on with Tail Switch ON

CAUTION / NOTICE / HINT

Note


  • Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Audio and Visual System.

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  • When replacing the radio receiver assembly, always replace it with a new one. If a radio receiver assembly which was installed to another vehicle is used, the following may occur:


    • A communication malfunction DTC may be stored.

    • The radio receiver assembly may not operate normally.

PROCEDURE


  1. CHECK VEHICLE SIGNAL (OPERATION CHECK)


    1. B0074HQ

      Enter the "Vehicle Signal Check Mode" screen. Refer to Check Vehicle Signal in Operation Check.

      Click here

    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 or AUTO OFF

      Tech Tips


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

      • Make sure to move the vehicle to a bright area before performing an operation check with the light control switch in the AUTO position.

      Result
      Proceed to
      OK
      NG

    OK

    REPLACE RADIO RECEIVER ASSEMBLY Click here

    NG

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