NAVIGATION SYSTEM Touch Panel Switch does not Function

DTC Code DTC Name
Touch Panel Switch does not Function

PROCEDURE

  1. CHECK MULTI-DISPLAY

    1. Check if there is any foreign matter caught between the display and exterior frame of the multi-display.

      OK

      No foreign matter is caught between the display and exterior frame of the multi-display.

      Tip:

      If there is foreign matter between the display and exterior frame of the multi-display, the touch panel will remain pressed, preventing touch switch operation.

    REMOVE FOREIGN MATTER

  2. CHECK TOUCH PANEL

    1. Check for foreign matter on the display.

      OK

      The display is clean.

    CLEAN DISPLAY AND RECHECK TOUCH PANEL

  3. CHECK TOUCH SWITCH (OPERATION CHECK)

    E176521

    1. Enter the "Touch Switch Check" screen. Refer to Check Touch Switch in Operation Check (Click here).

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

      OK

      A "+" mark appears at the touched position.

    REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

    (Click here)

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

    (Click here)