Inspection Procedure

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

   Standard: No foreign matter is found. 

   NG: REMOVE ANY FOREIGN MATTER FOUND 

   OK: Go to next step 

1. Enter the "Display 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.
Fig 1: Identifying Panel Switch Check Mode Screen
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Standard: The switch name and status are correctly displayed as operated. 

OK: REPLACE RADIO AND NAVIGATION ASSY (See  REPLACEMENT  ) 

NG: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN  PROBLEM SYMPTOMS TABLE