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Home >> Lexus >> 2021 >> RC F Fuji Speedway Edition >> Repair and Diagnosis >> Brakes >> Traction Control >> Vehicle Stability Control System - Diagnostic Codes (3 Of 5) >> Vehicle Stability Control System >> DTC C1420: Acceleration Sensor Malfunction [09/2014 - 11/2017] >> Procedure

DTC C1420: Acceleration Sensor Malfunction [09/2014 - 11/2017]: Procedure

  1. CHECK YAW RATE AND ACCELERATION SENSOR INSTALLATION 
    1. Check that the yaw rate and acceleration sensor has been installed properly.

      Refer to INSTALLATION [09/2014 - ]

      OK

      The yaw rate and acceleration sensor is tightened to the specified torque.

      The yaw rate and acceleration sensor is not installed in a tilted position.

      NOTE:

      Check the yaw rate and acceleration sensor signal after replacement.

      Refer to TEST MODE PROCEDURE [09/2014 - 11/2017]

      HINT: 

      If troubleshooting has been carried out according to Problem Symptoms Table, refer back to the table and proceed to the next step before replacing parts.

      Refer to PROBLEM SYMPTOMS TABLE [09/2014 - 11/2017]

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE YAW RATE AND ACCELERATION SENSOR. Refer to  REMOVAL [09/2014 - ] 

    Result: 

    NG 

    INSTALL YAW RATE AND ACCELERATION SENSOR CORRECTLY. Refer to  INSTALLATION [09/2014 - ]