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Home >> Lexus >> 2018 >> LC 500 >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Electronically Controlled Brake System - Diagnostic Codes (Coupe) (4 Of 4) & Symptom Tests >> Electronically Controlled Brake System >> DTC C1442: Invalid Data Received from Deceleration Sensor; DTC C1443: Invalid Data Received from Yaw Rate Sensor [09/2018 - ] >> Procedure

DTC C1442: Invalid Data Received from Deceleration Sensor; DTC C1443: Invalid Data Received from Yaw Rate Sensor [09/2018 - ]: Procedure

  1. CHECK DTC 
    1. Clear the DTCs.

      Refer to DTC CHECK / CLEAR [09/2018 - ]

      Chassis > ABS/VSC/TRAC > Clear DTCs 

    2. Turn the engine switch off.
    3. Turn the engine switch on (IG).
    4. Check if the same DTC is output.

      Refer to DTC CHECK / CLEAR [09/2018 - ]

      Chassis > ABS/VSC/TRAC > Trouble Codes 

      Result

      Result Proceed to
      DTCs C1442 and C1443 are not output. A
      DTCs C1442 and/or C1443 are output. B

    Result: 

    USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [03/2017 - 04/2020]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [04/2020 - 05/2023]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [05/2023 - ] 

    Result: 

    REPLACE YAW RATE SENSOR. Refer to  REMOVAL [03/2017 - 04/2020]  , or refer to  REMOVAL [04/2020 - ]