LANE DEPARTURE ALERT SYSTEM(w/ Steering Control) Indicator Circuit

DESCRIPTION

The forward recognition camera sends indicator illumination request signals to the combination meter assembly via CAN communication.

PROCEDURE


  1. READ VALUE USING GTS (CAN BUS CHECK)


    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the GTS on.

    4. Enter the following menus: System Select / Can Bus Check.


      CAN Bus Check
      Result
      Result Proceed to
      All of the ECUs and sensors that are currently connected to the CAN communication system are displayed. A
      None of the ECUs and sensors that are currently connected to the CAN communication system are displayed, or some of them are not displayed. B

    B

    GO TO CAN COMMUNICATION SYSTEM for LHD with Central Gateway ECU: Click here
    GO TO CAN COMMUNICATION SYSTEM for RHD with Central Gateway ECU: Click here

    A

  2. CHECK DTC (HEALTH CHECK)


    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the GTS on.

    4. Enter the following menus: System Select / Health Check.

    5. Check DTCs.

      Result
      Result Proceed to
      No DTCs are output. A
      DTCs are output. B

    B

    GO TO DTC CHART

    A

  3. PERFORM ACTIVE TEST USING GTS (METER DISPLAY 1)


    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the GTS on.

    4. Enter the following menus: Body Electrical / Combination Meter / Active Test.

    5. According to the display on the GTS, perform the Active Test.


      Body Electrical > Combination Meter > Active Test
      Tester Display Measurement Item Control Range Diagnostic Note
      Meter Display 1 Multi-information display OFF or All -

      Body Electrical > Combination Meter > Active Test
      Tester Display
      Meter Display 1
      Result
      Result Proceed to
      The multi-information display in the combination meter assembly turns on or off according to the operation of the Active Test. A
      The multi-information display in the combination meter assembly does not turn on or off according to the operation of the Active Test. B

    B

    GO TO METER / GAUGE SYSTEM Click here

    A

  4. READ VALUE USING GTS


    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the GTS on.

    4. Enter the following menus: Chassis / LKA/LDA / Data List.

    5. Read the Data List according to the display on the GTS.


      Chassis > LKA/LDA > Data List
      Tester Display Measurement Item Normal Condition Diagnostic Note
      LDA Control Control status of lane departure alert system (w/ Steering Control)

      Prohibit: Control prohibited

      Permit: Control permitted

      		 -

      Chassis > LKA/LDA > Data List
      Tester Display
      LDA Control
      Result
      Result Proceed to
      The lane departure alert indicator illuminates and turns on according to the operation of the lane departure alert main switch A
      The lane departure alert indicator does not illuminate but the Data List item LDA Control changes according to the operation of the lane departure alert main switch B
      The lane departure alert indicator does not illuminate and the Data List item LDA Control does not change according to the operation of the lane departure alert main switch C

    A

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

    B

    REPLACE COMBINATION METER ASSEMBLY Click here

    C

    REPLACE FORWARD RECOGNITION CAMERA Click here