AUDIO AND VISUAL SYSTEM(w/ Parallel Parking Assist Function) Pointer does not Reach Screen Edge

CAUTION / NOTICE / HINT

Note

Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Audio and Visual System.

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PROCEDURE


  1. CHECK FOR FOREIGN MATTER


    1. Check if there is any foreign matter around the remote touch switch knob that interferes with knob operation.

      OK
      There is no foreign matter around the remote touch switch knob that interferes with its operation.
      Result
      Proceed to
      OK
      NG

    NG

    REMOVE FOREIGN MATTER (CHECK SWITCH KNOB OPERATION AFTER REMOVING MATTER)

    OK

  2. CHECK REMOTE TOUCH SWITCH (OPERATION CHECK)


    1. A0020TKC01
      *a Pointer
      *b Coordinate
      *c "+" Mark

      Enter the "Remote Touch Switch Check" screen. Refer to Check Remote Touch Switch in Operation Check.

      Click here

    2. Move the remote touch switch knob and press the switch knob at any blank space on the screen to display the "+" mark.

      Tech Tips


      • The "+" mark will be displayed at the point where the switch knob was pressed.

      • Even if the pointer is moved, the "+" mark will remain at the position where the pointer was when the switch knob was pressed.

    3. Move the pointer to any position using the remote touch switch knob. When the location of the pointer is changed by moving the switch knob, check that the coordinate values "X" and "Y" change between 0 and 255.

      Result
      Result Proceed to
      Remote touch switch check cannot be performed due to a remote touch switch knob malfunction. A
      The coordinate values "X" and "Y" do not change between 0 and 255 according to the location of the pointer.
      The coordinate values "X" and "Y" change between 0 and 255 according to the location of the pointer. B

    B

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    A

  3. REMOTE TOUCH SELF CHECK (REMOTE TOUCH SWITCH KNOB POSITION RECOGNITION CHECK)


    1. Activate self check mode.

      Click here

    2. A0022E8C07
      *a Switch Illumination
      *b Switch Knob

      Check remote touch switch knob position recognition.


      1. Move the remote touch switch knob from the lower left to the upper right to check that the brightness of the switch illumination changes.

        Result
        Result Proceed to
        Brightness of the switch illumination changes according to remote touch switch knob operation. A
        Brightness of the switch illumination does not change according to remote touch switch knob operation. B
        Switch illumination remains on.

        Tech Tips


        • If the brightness changes according to remote touch switch knob operation, the knob position is being recognized normally.

        • When the switch illumination blinks, the remote touch has stored a DTC.


    A

    USE SIMULATION METHOD TO CHECK Click here

    B

  4. REPLACE REMOTE OPERATION BOARD


    1. Replace the remote operation board.

      Click here

    2. Check that the pointer moves to the edge of the screen.

      OK
      The pointer moves to the edge of the screen.
      Result
      Proceed to
      OK
      NG

    OK

    END

    NG

    REPLACE RADIO RECEIVER ASSEMBLY Click here