NAVIGATION SYSTEM Display does not Dim when Light Control Switch is Turned ON

PROCEDURE


  1. CHECK IMAGE QUALITY SETTING


    1. A00Y6MNC03
      *a Example

      Display the "Display" screen.

    2. Turn the light control switch to the tail or head position.

    3. Check if "Day Mode" on the display adjustment screen is on.

      Result
      Result Proceed to
      "Day Mode" setting is on A
      "Day Mode" setting is off B

    A

    TURN "Day Mode" SETTING OFF

    B

  2. CHECK IMAGE QUALITY SETTING


    1. A00YB0BC02
      *a Example

      Touch the screen button on the "Map Settings" screen to display a screen similar to the one shown in the illustration.

    2. Turn the light control switch to the tail position.

    3. Check if "Day/Night Map" on the display adjustment screen is on.

      Result
      Result Proceed to
      "Day" is on A
      "Night" is on B
      "Automatic" is on

    A

    TURN DAY/NIGHT MAP TO "Night" OR "Automatic"

    B

  3. CHECK VEHICLE SIGNAL (OPERATION CHECK)


    1. A00YAWH

      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 OFF

      Tech Tips

      The display is updated once per second. It is normal for the display to lag behind the actual switch operation.

      Result
      Proceed to
      OK
      NG

    OK

    REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY Click here

    NG

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