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Home >> Lexus >> 2020 >> RC 350 Base, AWD >> Repair and Diagnosis (Single Page) >> Steering >> Manual Steering >> Power Steering System - Diagnostic Codes & Circuit Tests >> Power Steering System >> DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0129: Lost Communication with Brake System Control Module; DTC U0130: Lost Communication with Steering Effort Control Module; DTC U0132: Lost Communication with Ride Level Control Module; DTC U0134: Lost Communication with DRS Module [09/2014 - 11/2017] >> Procedure
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DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0129: Lost Communication with Brake System Control Module; DTC U0130: Lost Communication with Steering Effort Control Module; DTC U0132: Lost Communication with Ride Level Control Module; DTC U0134: Lost Communication with DRS Module [09/2014 - 11/2017]: Procedure

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

      Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2014 - 11/2017]

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    END 

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