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Home >> Toyota >> 2009 >> Matrix Base, Automatic >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Navigation / Multi Info Display >> Navigation System >> Panel Switches do not Function >> Inspection Procedure
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Inspection Procedure

  1. CHECK PANEL SWITCH 
    1. Check for foreign matter around the switches that might prevent operation.

      OK: No foreign matter is found  .

      NG: REMOVE ANY FOREIGN MATTER FOUND 

      OK: Go to Next Step 

  2. CHECK PANEL SWITCH (DISPLAY CHECK MODE) 
    1. Enter the "Display Check" mode (Panel Switch Check) (See OPERATION CHECK  ).
    2. Operate the abnormal switch and check if the switch name and status are correctly displayed.
      Fig 1: Identifying Panel Switch Check Mode Screen
      G04966927Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      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 NAVIGATION RECEIVER ASSEMBLY  (See REMOVAL  )