Inspection Procedure

1. Clean the infrared ray receiving portion on the television display.
Fig 1: Locating Infrared Ray Receiving Portion
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Check whether the same malfunction occurs.

   OK: The function returns to normal. 

NG: Go to step 2 

OK: END 

1. Check that the remote control operation of the rear system is not locked by the radio receiver or the display and navigation assembly.
   1. Check if "Rear System Locked" appears on the television display.
      Fig 2: Identifying Television And Multi-Display

      Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      OK: The message does not appear. 

      HINT:

      If the rear system is locked and the remote controller is used in the rear seat area, an operation not possible message (for example, "Rear System Locked") is displayed. If the message is displayed, enter the multi-display's screen setting, and change "Rear System Lock" to OFF.

NG: RELEASE LOCK 

OK: GO TO NEXT STEP 

1. Check that the dry-cell battery of the remote controller is not depleted.

   OK: Battery is not depleted. 

NG: REPLACE REMOTE CONTROLLER BATTERY 

OK: GO TO NEXT STEP 

1. Check if the television display is open.

   OK: Open. 

   HINT:

   When the television display is closed, some switches on the remote controller cannot be used.

NG: OPEN TELEVISION DISPLAY 

OK: GO TO NEXT STEP 

1. Enter the "Display Check" mode (Remote Commander Check Mode) (see DISPLAY CHECK MODE  ).
   Fig 3: Identifying Display Screen - Remote Commander Check Mode

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Operate the abnormal switch and check if the switch name and status are correctly displayed.

   OK: The switch name and status are correctly displayed as operated. 

NG: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE (See  PROBLEM SYMPTOMS TABLE   ) 

OK: REPLACE MULTI-DISPLAY CONTROLLER (See  REMOVAL   )