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AUDIO AND VISUAL SYSTEM Pointer Displayed/not Displayed Repeatedly

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DTC Code DTC Name
  Pointer Displayed/not Displayed Repeatedly
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WIRING DIAGRAM

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CAUTION / NOTICE / HINT

Note:

  • Inspect the fuses for circuits related to this system before performing the following procedure.

  • When replacing the radio receiver assembly or navigation ECU, always replace it with a new one.

    If a radio receiver assembly or navigation ECU which was installed to another vehicle is used, the following may occur:


    • A communication malfunction DTC may be stored.

    • The radio receiver assembly or navigation ECU may not operate normally.

Tip:

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. Click here

    CONFIRM SYMPTOMS


    1. Recheck the situation when the malfunction occurs.

      Tip:

      • When a hand is rested on the remote touch screen while driving, the remote touch may react to finger movements and repeatedly display and hide the pointer.

      • When accelerating excessively on rough roads, the remote touch may react to the acceleration and repeatedly display and hide the pointer.

      Result
      Result Proceed to
      Symptom occurs in any situation. A
      Symptom occurs when hand is rested on the remote touch screen while driving. B
      Symptom occurs when accelerating excessively on rough roads. C

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    CHECK FOR FOREIGN MATTER


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

      OK
      There is no foreign matter around the remote touch screen that interferes with operation of the screen.
      Result
      Proceed to
      OK
      NG

    • OKClick here
    • NG

      REMOVE FOREIGN MATTER (CHECK OPERATION AGAIN)

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    REMOTE TOUCH SELF CHECK (CHECK TOUCH SCREEN OPERATION POSITION RECOGNITION CONDITION)


    1. Enter self-diagnostic mode.

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    2. B004YUHC03
      *a Switch Illumination
      *b Touch Screen

      Operate the remote touch screen diagonally from the upper left to the lower right and check that the brightness of the switch illumination changes.

      Note:

      Since the remote touch screen may recognize a pinch in/out operation if operated with 2 fingers, always use 1 finger to operate the remote touch in self-diagnostic mode.

      OK
      Brightness changes according to touch screen operation.
      Result
      Result Proceed to
      Brightness of the switch illumination changes according to remote touch screen operation. A
      Brightness of the switch illumination does not change according to remote touch screen operation. B
      Switch illumination continues to blink.
      Tip:

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


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    REPLACE NAVIGATION ECU


    1. Replace the navigation ECU with a new one.

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    2. Check the malfunction disappears.

      OK
      Malfunction disappears.
      Result
      Proceed to
      OK
      NG

    • OK

      END (NAVIGATION ECU IS DEFECTIVE)

    • NG

      REPLACE RADIO RECEIVER ASSEMBLYClick here

  5. Click here

    CHECK CONNECTOR CONNECTION CONDITION


    1. Check if the P69 remote operation controller assembly (remote touch) connector is securely connected.

      OK
      The connector is securely connected.
      Result
      Proceed to
      OK
      NG

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    CHECK HARNESS AND CONNECTOR (REMOTE OPERATION CONTROLLER ASSEMBLY [REMOTE TOUCH] - BATTERY AND BODY GROUND)


    1. Disconnect the G76 remote operation controller assembly (remote touch) connector.

    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      G76-10 (GND) - Body ground Always Below 1 Ω

    3. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      G76-1 (+B) - Body ground Power switch off 11 to 14 V
      G76-6 (ACC) - Body ground Power switch on (ACC) 11 to 14 V
      Result
      Proceed to
      OK
      NG

    • OK

      REPLACE REMOTE OPERATION CONTROLLER ASSEMBLY (REMOTE TOUCH)Click here

    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR