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Home >> Toyota >> 2016 >> Highlander Hybrid Limited >> Repair and Diagnosis >> Accessories & Equipment >> Warning Systems >> Lane Departure Alert System (W/ Steering Control) - Diagnostic Codes & Circuit Tests (Hybrid) >> LANE DEPARTURE ALERT SYSTEM (w/ Steering Control) >> DTC C1A47: Steering Angle Sensor [11/2016 - ] >> Procedure

DTC C1A47: Steering Angle Sensor [11/2016 - ]: Procedure

  1. CHECK FOR DTCs (ELECTRONICALLY CONTROLLED BRAKE SYSTEM) 

    HINT: 

    Lane departure alert system DTC C1A47 may be stored due to a malfunction in the electronically controlled brake system. Therefore it is necessary to check for and troubleshoot electronically controlled brake system DTCs first.

    1. Check for DTCs.

      Refer to DTC CHECK / CLEAR [02/2014 - ]

      Chassis > ABS/VSC/TRAC > Trouble Codes 

      Result

      Result Proceed to
      Electronically controlled brake system DTCs are not output A
      Electronically controlled brake system DTCs are output B

    Result:  2

    GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [02/2014 - ] 

    Result:  1

    See step  2

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

      Refer to DTC CHECK / CLEAR [11/2016 - ]

      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 power switch on (IG) and wait 7 seconds or more.
    3. Check for DTCs.

      Refer to DTC CHECK / CLEAR [11/2016 - ]

      Chassis > LKA/LDA > Trouble Codes 

      Result

      Result Proceed to
      DTC C1A47 is not output A
      DTC C1A47 is output B

    Result:  1

    USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [11/2016 - ] 

    Result:  2

    See step  3

  3. REPLACE FORWARD RECOGNITION CAMERA 
    1. Replace the forward recognition camera.

      Refer to REMOVAL [11/2016 - ]

    2. Perform forward recognition camera adjustment.

      Refer to ADJUSTMENT (SEQUENTIAL RECOGNITION) [11/2016 - ]

    NEXT 

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

      Refer to DTC CHECK / CLEAR [11/2016 - ]

      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 power switch on (IG) and wait 7 seconds or more.
    3. Check for DTCs.

      Refer to DTC CHECK / CLEAR [11/2016 - ]

      Chassis > LKA/LDA > Trouble Codes 

      Result

      Result Proceed to
      DTC C1A47 is not output A
      DTC C1A47 is output B

    Result:  1

    END (FORWARD RECOGNITION CAMERA WAS DEFECTIVE) 

    Result:  2

    REPLACE STEERING SENSOR. Refer to  COMPONENTS [02/2014 - ]