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Home >> Toyota >> 2023 >> GR86 Base, Automatic Trans >> Repair and Diagnosis (Single Page) >> Steering >> Power Steering >> Power Steering System - Diagnostic Codes & Symptom Tests >> Power Steering System >> DTC U0100: Lost Communication With ECM/PCM "A"; DTC U0122: Lost Communication With Vehicle Dynamics Control Module; DTC U0401: Invalid Data Received From ECM/PCM "A"; DTC U0416: Invalid Data Received From Vehicle Dynamics Control Module [11/2021 - ] >> Procedure
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DTC U0100: Lost Communication With ECM/PCM "A"; DTC U0122: Lost Communication With Vehicle Dynamics Control Module; DTC U0401: Invalid Data Received From ECM/PCM "A"; DTC U0416: Invalid Data Received From Vehicle Dynamics Control Module [11/2021 - ]: Procedure

  1. GO TO CAN COMMUNICATION SYSTEM 

    HINT: 

    Refer to "CAN communication system" for diagnostic procedure.

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2021 - ]

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    END 

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