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Home >> Toyota >> 2008 >> 4Runner Limited, 4.7 T, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> Audio System & Visual System >> Rear Seat Entertainment System >> A Remote Control System does not Operate >> Inspection Procedure

Inspection Procedure

  1. CHECK SYSTEM 
    1. Check that the remote control operation of the rear system is not locked by the radio receiver or the radio and navigation assembly.
      1. Check if "Rear System Locked" appears on the television display assembly.

        OK: 

        The message does not appear. 

        Fig 1: Identifying Rear System Locked On Television Display Assembly
        G04966735Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: ENABLE THE REAR SEAT ENTERTAINMENT SYSTEM 

    OK: Go To Next Step 

  2. CHECK BATTERY (REMOTE CONTROLLER) 
    1. Check the battery.
      1. Check that the dry-cell battery used for the remote controller is not depleted.

        OK: 

        It is not depleted. 

    NG: REPLACE BATTERY (REMOTE CONTROLLER) 

    OK: Go To Next Step 

  3. CLEAN TELEVISION DISPLAY ASSEMBLY (INFRARED RAY EMITTING PORTION) 
    1. Clean the infrared ray emitting portion.
      1. Clean the infrared ray emitting portion on the rear display assembly.
      2. Check whether the same malfunction occurs.

        OK: 

        The function returns to normal. 

        Fig 2: Identifying Infrared Ray Emitting Portion
        G04966736Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

    OK: END