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LANE DEPARTURE ALERT SYSTEM(w/o Dynamic Radar Cruise Control System), Diagnostic DTC:C1AA2

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DTC Code DTC Name
C1AA2 Vehicle Speed Tolerance Malfunction
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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 power switch is on (IG), a signal indicating a malfunction is received from the combination meter assembly for 50 seconds or more.

  • Combination meter assembly

  • Lane departure warning camera
Table 1. *1 Combination Meter Assembly *2 Power Management Control ECU *3 Lane Departure Warning Camera *4 CAN Communication Line
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WIRING DIAGRAM

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CAUTION / NOTICE / HINT

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 (Click here).

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PROCEDURE


  1. Click here

    CHECK FOR DTCs (COMBINATION METER)


    1. Connect the GTS to the DLC3.

    2. Turn the power switch on (IG).

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

    4. Check if DTCs are output.

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

    5. Turn the power switch off.


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    CLEAR DTCs


    1. Connect the GTS to the DLC3.

    2. Turn the power switch on (IG).

    3. Enter the following menus: Chassis / Lane Departure Alert / Trouble Codes.

    4. Clear DTCs.

    5. Turn the power switch off.


  3. Click here

    CHECK FOR DTCs (LANE DEPARTURE ALERT)


    1. Connect the GTS to the DLC3.

    2. Turn the power switch on (IG).

    3. Enter the following menus: Chassis / Lane Departure Alert / Trouble Codes.

    4. Check for DTCs.

      OK
      DTC C1AA2 is not output.

    5. Turn the power switch off.


    • OK

      END

    • NG

      REPLACE LANE DEPARTURE WARNING CAMERA (Click here)