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Home >> Toyota >> 2009 >> Tundra Base, 4.0 U >> Repair and Diagnosis >> External Pages >> Different car >> Section 116 (Navigation/Multi-Info Display) >> Navigation System >> Touch Panel Switch does not Function >> Inspection Procedure

Inspection Procedure

WARNING: This page is about a different car, the 2008 Toyota Sequoia. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK TOUCH PANEL 
    1. Check for foreign matter on the display.

      OK: The display is clean. 

    NG: CLEAN DISPLAY AND RECHECK TOUCH PANEL 

    OK: Go to Next Step 

  2. CHECK TOUCH SWITCH (DISPLAY CHECK MODE) 
    1. Enter the "Display Check" mode (Touch Switch Check) (See SYSTEM NORMAL CONDITION CHECK  ).
    2. Touch the display in the area where the switch malfunction occurs.

      OK: A "+" mark appears at the touched position. 

    NG: REPLACE NAVIGATION RECEIVER ASSEMBLY  (See REMOVAL  )

    Fig 1: Identifying Touch Switch Check
    G05652602Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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