LANE DEPARTURE ALERT SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

DTC Code DTC Name
HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

Tech Tips


  • Use these procedures to troubleshoot the lane departure alert system.

  • *: Use the GTS.

PROCEDURE


  1. VEHICLE BROUGHT TO WORKSHOP

    Result
    Proceed to
    NEXT

    NEXT

  2. INSPECT BATTERY VOLTAGE


    1. Measure the battery voltage with ignition switch off.

      Standard voltage
      11 to 14 V

      If the voltage is below 11 V, replace or recharge the battery before proceeding to the next step.

      Result
      Proceed to
      NEXT

    NEXT

  3. CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*


    1. Check if the CAN communication system is functioning normally.

      Click here

      Result
      Proceed to
      CAN communication system is functioning normally
      CAN communication system is not functioning normally

    CAN communication system is not functioning normally

    GO TO CAN COMMUNICATION SYSTEM Click here

    CAN communication system is functioning normally

  4. CHECK FOR DTC*


    1. Clear the DTCs.

      Click here


      Chassis > Lane Departure Alert > Clear DTCs

    2. Recheck for DTCs. Based on the DTCs output in the first step, try to reproduce the lane departure alert system DTCs by simulating the conditions indicated by the DTCs.

      Click here


      Chassis > Lane Departure Alert > Trouble Codes
      Result
      Proceed to
      No DTCs are output
      DTCs are output

    DTCs are output

    GO TO DTC CHART

    No DTCs are output

  5. PERFORM SYMPTOMS TABLE


    1. Refer to Problem Symptoms Table.

      Click here

      Result
      Proceed to
      Fault is not listed in problem symptoms table
      Fault is listed in problem symptoms table

    Fault is listed in problem symptoms table

    ADJUST, REPAIR OR REPLACE IN ACCORDANCE WITH PROBLEM SYMPTOMS TABLE

    Fault is not listed in problem symptoms table

  6. OVERALL ANALYSIS AND TROUBLESHOOTING*


    1. Terminals of ECU.

      Click here

    2. Data List / Active Test.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  7. ADJUST, REPAIR OR REPLACE


    1. Adjust, repair or replace as necessary.

      Note

      When the lane departure warning camera is replaced with a new one, adjustment of the lane departure warning camera beam axis must be performed.

      Result
      Proceed to
      NEXT

    NEXT

  8. CONFIRM TEST

    Result
    Proceed to
    NEXT

    NEXT

    END