Panel Switches do not Function

WARNING: This page is about a different car, the 2006 Lexus GS 430 and 2006 Lexus GS 300. However, it is still accessible from the selected car via links, so may be relevant.

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 FOUND

OK : GO TO NEXT STEP
CHECK PANEL SWITCH (DISPLAY CHECK MODE)
1. Enter the "Display Check" mode (Panel Switch Check Mode) (see DISPLAY CHECK MODE ).
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 CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

Fig 1: Identifying Panel Switch Check Mode Display Screen
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OK : REPLACE MULTI-DISPLAY