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Home >> Lexus >> 2005 >> RX 330 AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> LEXUS Navigation System - Diagnostics >> Panel Switch Does 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. 

    1. NG: REMOVE ANY FOREIGN MATTER FOUND 
    2. OK: Go to next step. 
  2. DISPLAY CHECK MODE (PANEL SWITCH CHECK MODE) 
    1. Enter the "Display Check" mode (Panel Switch Check Mode) (see DISPLAY CHECK MODE (PANEL SWITCH CHECK)  ).
    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. 

      Fig 1: Display Panel Switch Check Mode Screen
      G03009326Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. OK: REPLACE MULTI-DISPLAY (SEE  MULTI-DISPLAY ASSY  ) 
    2. NG: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN  PROBLEM SYMPTOMS TABLE