NAVIGATION SYSTEM Panel Switches do not Function

INSPECTION PROCEDURE

PROCEDURE

1. CHECK PANEL SWITCH

   
   

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

      OK
      No foreign matter is found.

   
   

   NG

   REMOVE ANY FOREIGN MATTER FOUND

   OK

2. CHECK PANEL SWITCH (OPERATION CHECK)

   

   
   

   1. Enter the "Panel & Steering Switch Check Mode" screen. Refer to Check Panel & Steering Switch in Operation Check Click here.

   2. Operate the abnormal switch and check if the switch status is correctly displayed.

      OK
      The switch status is correctly displayed as operated.

   
   

   NG

   PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here

   OK

   REPLACE NAVIGATION ECU SUB-ASSEMBLY Click here