Inspection Procedure

1. Enter the display adjustment screen by pressing the "DISPLAY" switch.
2. Turn the light control switch to the TAIL position.
3. Check if "Day Mode" on the display is ON.

   OK: "Day Mode" is ON. 

Fig 1: Locating Day Mode Switch
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: TURN "DAY MODE" SETTING OFF 

NG: Go to Next Step 

1. Enter the "Display Check" mode (Vehicle Signal Check) (see DISPLAY CHECK MODE  ).
2. Cover the automatic light control sensor on the instrument panel with a cloth.
3. Set the instrument panel light control to less than maximum (to activate the dimmer function that works when the light control switch is in the TAIL position).
4. Check that the display changes between DIM and BRIGHT according to the light control switch operation.

   OK 

   LIGHT CONTROL SWITCH DISPLAY CONDITION
   
   

   Light Control Switch Condition	Display Condition
   TAIL or HEAD	DIM
   OFF	BRIGHT

   Fig 2: Display - Vehicle Signal Check Mode Screen

   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.

OK: REPLACE MULTI-DISPLAY 

NG: PROCEED TO NEXT INSPECTION PROCEDURE SHOWN IN  PROBLEM SYMPTOMS TABLE