AUDIO AND VISUAL SYSTEM(for Radio and Display Type) Display does not Dim when Light Control Switch is Turned ON

PROCEDURE

1. CHECK IMAGE QUALITY SETTING

   1. Display the "Display Settings" screen.

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

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

      Table 1. Result

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

   TURN "Day Mode" SETTING OFF

2. CHECK VEHICLE SIGNAL (OPERATION CHECK)

   1. 

      Enter the "Vehicle Signal Check Mode" screen. [Refer to Check Vehicle Signal in Operation Check (Click here)]

      Note:

      Make sure that the "Day Mode" screen is not displayed with the tail cancel ON (Click here).

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

      OK

      Light Control Switch Condition	Display
      Tail or head	ON
      Off	OFF

   Tip:

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

   REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

   (Click here)

   PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

   (Click here)