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Home >> Lexus >> 2008 >> GX 470 >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Navigation >> Navigation System >> Panel Switches Do Not Function >> Inspection Procedure

Inspection Procedure

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

      OK: No foreign matter is found. 

      NG: REMOVE ANY FOREIGN MATTER 

      OK: Go to Next Step 

  2. CHECK PANEL SWITCH (DISPLAY CHECK MODE) 
    1. Enter the DISPLAY CHECK MODE  (Panel Switch Check Mode)
      Fig 1: Identifying Tester Display - Panel Switch Check Mode
      G04948969Courtesy 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 INSPECTION PROCEDURE SHOWN IN  PROBLEM SYMPTOMS TABLE  

      OK: REPLACE MULTI-DISPLAY