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Home >> Toyota >> 2018 >> Corolla L >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Lane Departure Alert System (W/ Steering Control) - Diagnostic Codes & Circuit Tests (Model Code: ZRE172) >> LANE DEPARTURE ALERT SYSTEM (W/ Steering Control) >> DTC C1A10: Front Radar Sensor [08/2016 - ] >> Procedure
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DTC C1A10: Front Radar Sensor [08/2016 - ]: Procedure

  1. REPLACE MILLIMETER WAVE RADAR SENSOR ASSEMBLY 
    1. Replace the millimeter wave radar sensor assembly.

      Refer to REMOVAL [08/2016 - ]

    2. Adjust the millimeter wave radar sensor assembly.

      Refer to ADJUSTMENT [08/2016 - ]

      Result

      Proceed to
      NEXT

    Result:  1

    NEXT 

    See step  2

  2. CHECK FOR DTCs (LANE DEPARTURE ALERT SYSTEM) 
    1. Clear the DTCs.

      Refer to DTC CHECK / CLEAR [08/2016 - ]

      Chassis > LKA/LDA > Clear DTCs 

    2. Perform the following procedure.

      HINT: 

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

      1. Turn the ignition switch to ON and wait 7 seconds or more.
    3. Check for DTCs.

      Refer to DTC CHECK / CLEAR [08/2016 - ]

      Chassis > LKA/LDA > Trouble Codes 

      Result

      Result Proceed to
      DTC C1A10 is not output A
      DTC C1A10 is output B

    Result:  1

    END (MILLIMETER WAVE RADAR SENSOR ASSEMBLY WAS DEFECTIVE) 

    Result:  2

    REPLACE FORWARD RECOGNITION CAMERA:  COMPONENTS [08/2016 - ]