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Home >> Toyota >> 2016 >> Highlander Hybrid Limited >> Repair and Diagnosis >> Accessories & Equipment >> Cruise Control Systems >> Lane Departure Alert System - Diagnostic Codes & Circuit Tests - (Hybrid) >> Lane Departure Alert System >> Circuit Tests >> Indicator Circuit [02/2014 - 11/2016] >> Procedure

Indicator Circuit [02/2014 - 11/2016]: Procedure

  1. PERFORM ACTIVE TEST USING TECHSTREAM (MULTI-INFORMATION DISPLAY) 
    1. Connect the Techstream to the DLC3.
    2. Turn the power switch on (IG).
    3. Turn the Techstream on.
    4. Enter the following menus: Body Electrical / Combination Meter / Active Test.
    5. Perform Active Test according to the display on the Techstream.

      Body Electrical > Combination Meter > Active Test 

      Tester Display Measurement Item Control Range Diagnostic Note
      LDA Control Indicator Lane departure alert indicator OFF or ON
      • w/ Multi-information Display (LCD Display Type)
      • Confirm that the vehicle is stopped with the power switch on (IG)
      Meter Display 1 Multi-information display OFF or All
      • w/ Multi-information Display (TFT Display Type)
      • Confirm that the vehicle is stopped with the power switch on (IG)

      Body Electrical > Combination Meter > Active Test 

      Tester Display
      LDA Control Indicator

      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

    Result:  2

    NG 

    GO TO METER / GAUGE SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [02/2014 - ] 

    Result:  1

    OK 

    See step  2

  2. READ VALUE USING TECHSTREAM (LDA INDICATOR) 
    1. Enter the following menus: Chassis / Lane Departure Alert / Data List.
    2. Read the Data List according to the display on the Techstream.

      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

    Result:  1

    OK 

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to  PROBLEM SYMPTOMS TABLE [02/2014 - 11/2016] 

    Result:  3

    NG 

    REPLACE LANE DEPARTURE WARNING CAMERA. Refer to  REMOVAL [02/2014 - 11/2016]