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Home >> Toyota >> 2023 >> GR86 Base, Automatic Trans >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Exterior Lights >> Lighting System (Ext) - Diagnostic Codes & Symptom Tests >> Lighting System >> DTC U0074: Control Module Communication Bus "BODY-CAN" Off; DTC U0101: Lost Communication with TCM; DTC U0122: Lost Communication With Vehicle Dynamics Control Module; DTC U0402: Invalid Data Received From TCM; DTC U0416: Invalid Data Received From Vehicle Dynamics Control Module; DTC U1140: Lost Communication With Body Control Module BODY-CAN; DTC U1422: Invalid Data Received From Body Control Module BODY-CAN [11/2021 - ] >> Procedure
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DTC U0074: Control Module Communication Bus "BODY-CAN" Off; DTC U0101: Lost Communication with TCM; DTC U0122: Lost Communication With Vehicle Dynamics Control Module; DTC U0402: Invalid Data Received From TCM; DTC U0416: Invalid Data Received From Vehicle Dynamics Control Module; DTC U1140: Lost Communication With Body Control Module BODY-CAN; DTC U1422: Invalid Data Received From Body Control Module BODY-CAN [11/2021 - ]: Procedure

  1. CHECK CAN COMMUNICATION SYSTEM 

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

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    END 

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