Display does not Dim when Light Control Switch is Turned ON

1. Enter the display adjustment screen by pressing the "DISP" switch.
2. Turn the light control switch to the TAIL position.
3. Check if "DAY MODE" on the display adjustment is ON.
   Fig 1: Identifying DAY MODE Button

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   OK: "DAY MODE" is ON. 

NG: Go to step 2 

OK: TURN "DAY MODE" SETTING OFF 

1. Enter the "Display Check" mode (Vehicle Signal Check Mode) (See DISPLAY CHECK MODE ).
2. Check that the display changes between DIM and BRIGHT according to the light control switch operation.

   OK 

   LIGHT CONTROL SWITCH POSITION
   
   

   Light Control Switch	Display
   TAIL or ON	DIM
   OFF	BRIGHT

   Fig 2: Multi-Display Screen - Vehicle Signal Check Mode

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   HINT:

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

NG: RETURN TO THE ORIGINAL INSPECTION FLOW BECAUSE THE CHECK RESULT IS NORMAL 

OK: REPLACE MULTI-DISPLAY