LANE DEPARTURE ALERT SYSTEM, Diagnostic DTC:C1AA2

DTC Code DTC Name
C1AA2 Vehicle Speed Tolerance Malfunction

DESCRIPTION

The lane departure warning camera receives the vehicle speed tolerance signal from the combination meter assembly via CAN communication to control the lane departure alert system. When the lane departure warning camera receives an abnormal signal, DTC C1AA2 is stored.

DTC No. DTC Detection Condition Trouble Area
C1AA2 While the engine switch is on (IG), a signal indicating a malfunction is received from the combination meter assembly for 50 seconds or more.

  • Meter/gauge system

  • Lane departure warning camera

INSPECTION PROCEDURE

Note


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

  • When replacing the lane departure warning camera, always replace it with a new one. If a lane departure warning camera which was installed to another vehicle is used, the information stored in the lane departure warning camera will not match the information from the vehicle. As a result, a DTC may be stored.

PROCEDURE


  1. CHECK FOR DTCs (COMBINATION METER)


    1. Connect the Techstream to the DLC3.

    2. Turn the engine switch on (IG).

    3. Turn the Techstream on.

    4. Enter the following menus: Body Electrical / Combination Meter / Trouble Codes.

    5. Check for DTCs Click here.

      Result
      Result Proceed to
      Meter/gauge system DTCs are not output A
      Meter/gauge system DTCs are output B

    B

    GO TO METER / GAUGE SYSTEM Click here

    A

  2. CHECK FOR DTCs (LANE DEPARTURE ALERT SYSTEM)


    1. Clear the DTCs Click here.

    2. Make sure that the DTC detection conditions are met.

      Tech Tips

      If the detection conditions are not met, the system cannot detect the malfunction.

    3. Check for DTCs Click here.

      Result
      Result Proceed to
      DTC C1AA2 is not output A
      DTC C1AA2 is output B

    B

    REPLACE LANE DEPARTURE WARNING CAMERA Click here

    A

    USE SIMULATION METHOD TO CHECK Click here