FRONT SIDE RADAR SENSOR SYSTEM(for Stereo Camera Type), Diagnostic DTC:C1A17

DTC Code DTC Name
C1A17 Front Side Radar Master Module Horizontal Axis Misalignment

DESCRIPTION

This DTC is stored when the angle of the front side radar sensor RH deviates more than the allowable range from the horizontal axis.

DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from
C1A17 Front Side Radar Master Module Horizontal Axis Misalignment When the front side radar sensor RH deviates 6 degrees or more from the horizontal axis when the system is activated Front side radar sensor RH Front side radar sensor RH

CAUTION / NOTICE / HINT

Note


  • When checking for DTCs, make sure that the pre-collision system is turned on.

  • If the bumper is damaged or the vehicle has a history of body repair, there is a possibility that the installation area of the front side radar sensor may be deformed and the front side radar sensor system may not operate correctly, so visually inspect the front side radar sensor installation area (frame, stud bolt) to make sure it is not dented or bent.

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    If the visual inspection finds a problem, check the installation condition of the front side radar sensor, and adjust the installation position of the front side radar sensor as necessary.

Tech Tips


  • If a drum tester such as a speedometer tester, brake/speedometer combination tester or chassis dynamometer is used with the pre-collision system on, the front side radar sensor may store this DTC by mistake.

  • When mud, snow, ice, a sticker, etc. is covering the sensor or its surrounding area on the front bumper, the front side radar sensor may store this DTC by mistake.

PROCEDURE


  1. PERFORM FRONT SIDE RADAR SENSOR RH BEAM AXIS ADJUSTMENT


    1. Perform front side radar sensor RH beam axis adjustment.

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      Result
      Proceed to
      NEXT

    NEXT

  2. CHECK FOR DTCs (FRONT SIDE RADAR MASTER)


    1. Clear the DTCs.

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      - Front side radar sensor RH:


      Body Electrical > Front Side Radar Master > Clear DTCs

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

      Tech Tips

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

    3. Check for DTCs.

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      - Front side radar sensor RH:


      Body Electrical > Front Side Radar Master > Trouble Codes
      Result
      Result Proceed to
      DTC C1A17 is not output A
      DTC C1A17 is output B

    A

    END

    B

    REPLACE FRONT SIDE RADAR SENSOR RH Click here