NAVIGATION SYSTEM Touch Panel Switch does not Function

INSPECTION PROCEDURE

PROCEDURE

1. CHECK TOUCH PANEL

   
   

   1. Check for foreign matter on the display.

      OK
      The display is clean.

   
   

   NG

   CLEAN DISPLAY AND RECHECK TOUCH PANEL

   OK

2. CHECK TOUCH SWITCH (DISPLAY CHECK MODE)

   

   
   

   1. Enter the "Display Check" mode (Touch Switch Check) Click here.

   2. Touch the display in the area where the switch malfunction occurs.

      OK
      A "+" mark appears at the touched position.

   
   

   NG

   PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE Click here

   OK

   REPLACE MULTI-DISPLAY Click here