PRE-COLLISION SYSTEM, Diagnostic DTC:C1A14

DTC Code DTC Name
C1A14 Front Radar Sensor Beam Axis Not Adjusted

DESCRIPTION

After installing a new millimeter wave radar sensor assembly, if sensor beam axis adjustment has not been performed, DTC C1A14 will be stored.

DTC No. Detection Item DTC Detection Condition Trouble Area
C1A14 Front Radar Sensor Beam Axis Not Adjusted When the vehicle is being driven at a speed of 10 km/h (7 mph) or more, incompletion of millimeter wave radar sensor assembly beam axis alignment is detected for approximately 1 second or more.

  • Millimeter wave radar sensor assembly adjustment has not been performed or has not been completed normally

  • Millimeter wave radar sensor assembly

CAUTION / NOTICE / HINT

Note


  • When replacing the millimeter wave radar sensor assembly, always replace it with a new one. If a millimeter wave radar sensor assembly which was installed to another vehicle is used, the information stored in the millimeter wave radar sensor assembly will not match the information from the vehicle. As a result, a DTC may be stored.

  • If the millimeter wave radar sensor assembly has been replaced, be sure to perform millimeter wave radar sensor assembly adjustment.

    Click here

PROCEDURE


  1. ADJUST MILLIMETER WAVE RADAR SENSOR ASSEMBLY


    1. Perform millimeter wave radar sensor assembly adjustment.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  2. CHECK FOR DTCs (PRE-COLLISION SYSTEM)


    1. Clear the DTCs.


      Body Electrical > Pre-Collision 2 > Clear DTCs

    2. Perform the following procedure.

      Tech Tips

      If the following procedure is not performed, the previously output DTC cannot be detected.


      1. Drive the vehicle at a speed of 10 km/h (7 mph) or more for 1 second or more.

    3. Check for DTCs.


      Body Electrical > Pre-Collision 2 > Trouble Codes
      Result
      Result Proceed to
      DTC C1A14 is not output A
      DTC C1A14 is output B

    A

    END (SENSOR BEAM AXIS ADJUSTMENT WAS NOT COMPLETED)

    B

  3. REPLACE MILLIMETER WAVE RADAR SENSOR ASSEMBLY


    1. Replace the millimeter wave radar sensor assembly.

      Click here

    2. Adjust the millimeter wave radar sensor assembly.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  4. CLEAR DTC (PRE-COLLISION SYSTEM)


    1. Clear the DTCs.


      Body Electrical > Pre-Collision 2 > Clear DTCs
      Result
      Proceed to
      NEXT

    NEXT

    END