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Home >> Toyota >> 2021 >> 4Runner TRD Pro >> Repair and Diagnosis >> Brakes >> Anti-Lock Brakes >> Vehicle Stability Control System (For Hydraulic Brake Booster) - Diagnostic Codes (C1422-U0073) & Symptom Tests >> VEHICLE STABILITY CONTROL SYSTEM (for Hydraulic Brake Booster) >> DTC C1442: Invalid Data Received from Deceleration Sensor; DTC C1443: Invalid Data Received from Yaw Rate Sensor [08/2015 - 08/2019] >> Procedure

DTC C1442: Invalid Data Received from Deceleration Sensor; DTC C1443: Invalid Data Received from Yaw Rate Sensor [08/2015 - 08/2019]: Procedure

  1. CHECK DTC 
    1. Clear the DTCs (Refer to DTC CHECK / CLEAR [08/2015 - 08/2019] ).
    2. Turn the ignition switch off.
    3. Start the engine and idle it for 60 seconds, and then stop the engine.
    4. Check if the same DTC is output (Refer to DTC CHECK / CLEAR [08/2015 - 08/2019] ).
      RESULT

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

    Result: 

    REPLACE YAW RATE AND ACCELERATION SENSOR 

    (Refer to REMOVAL [08/2015 - 08/2019] )

    Result: 

    USE SIMULATION METHOD TO CHECK 

    (Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2015 - 08/2019] )