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Home >> Lexus >> 2021 >> NX 300 Base, AWD >> Repair and Diagnosis (Single Page) >> Brakes >> Parking Brake System >> Electric Parking Brake System - Diagnostics Codes >> Electric Parking Brake System >> DTC U0073: Control Module Communication Bus OFF; DTC U0100: Lost Communication with ECM / PCM; DTC U0124: Lost Communication with Lateral Acceleration Sensor Module; DTC U0129: Lost Communication with Brake System Control Module [05/2019 - ] >> Procedure
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DTC U0073: Control Module Communication Bus OFF; DTC U0100: Lost Communication with ECM / PCM; DTC U0124: Lost Communication with Lateral Acceleration Sensor Module; DTC U0129: Lost Communication with Brake System Control Module [05/2019 - ]: Procedure

  1. GO TO CAN COMMUNICATION SYSTEM 
    1. Go to CAN communication system.

      Refer to HOW TO PROCEED WITH TROUBLESHOOTING [05/2019 - ]

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    END