Inspection Procedure

CHECK TOUCH PANEL
1. Check for foreign matter on the display.
  OK: The display is clean .
  
  NG: CLEAN DISPLAY AND RECHECK TOUCH PANEL
  
  OK: Go to Next Step
CHECK TOUCH SWITCH (DISPLAY CHECK MODE)
1. Enter the "Display Check" mode (Touch Switch Check) (See OPERATION CHECK ).
2. Touch the display in the area where the switch malfunction occurs.
  
  Fig 1: Identifying Touch Switch Check Mode Screen
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  OK: A "+" mark appears at the touched position .
  
  NG: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE (See PROBLEM SYMPTOMS TABLE )
  
  OK: REPLACE NAVIGATION RECEIVER ASSEMBLY (See REMOVAL )