LANE DEPARTURE ALERT SYSTEM Indicator Circuit

DESCRIPTION

When the lane departure warning camera detects a lane-keeping assist main switch signal, it sends the signal to the combination meter assembly via CAN communication. Then the lane departure alert indicator turns on.

CAUTION / NOTICE / HINT

Note

The lane departure alert system uses the CAN communication system. Inspect the communication function by following How to Proceed with Troubleshooting. Troubleshoot the lane departure alert system after confirming that the communication systems are functioning properly.

Click here

PROCEDURE


  1. PERFORM ACTIVE TEST USING GTS (MULTI-INFORMATION DISPLAY)


    1. Connect the GTS to the DLC3.

    2. Turn the engine switch on (IG).

    3. Turn the GTS on.

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

    5. Perform Active Test according to the display on the GTS.


      Body Electrical > Combination Meter > Active Test
      Tester Display Measurement Item Control Range Diagnostic Note
      Meter Display 1 Multi-information display OFF or All Confirm that the vehicle is stopped with the engine switch on (IG)

      Body Electrical > Combination Meter > Active Test
      Tester Display
      Meter Display 1
      OK
      The multi-information display turns on or off.
      Result
      Proceed to
      OK
      NG

    NG

    GO TO METER / GAUGE SYSTEM Click here

    OK

  2. READ VALUE USING GTS (LDA INDICATOR)


    1. Enter the following menus: Chassis / Lane Departure Alert / Data List.

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


      Chassis > Lane Departure Alert > Data List
      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      LDA Indicator Status of the lane departure alert indicator Nothing or Green

      Nothing: Lane departure alert indicator not displayed

      Green: Lane departure alert indicator displayed

      		 -

      Chassis > Lane Departure Alert > Data List
      Tester Display
      LDA Indicator
      OK
      When the lane departure alert main switch is operated, the display changes as shown above.
      Result
      Proceed to
      OK
      NG

    OK

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

    NG

    REPLACE LANE DEPARTURE WARNING CAMERA Click here