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Home >> Toyota >> 2021 >> RAV4 Adventure >> Repair and Diagnosis (Single Page) >> Body & Frame >> Door Locks >> Smart Key System (For Start, Except HV) - Diagnostic Codes (2 Of 2) & Symptom Tests (1 Of 2) >> SMART KEY SYSTEM (for Start Function, Gasoline Model) >> DTC U0100: Lost Communication with ECM / PCM; DTC U0140: Lost Communication with Body Control Module; DTC U0142: Lost Communication with Main Body ECU; DTC U0155: Lost Communication with Combination Meter; DTC U0230: Lost Communication with Rear Gate Module; DTC U1103: Lost Communication with Stop and Start Control Module; DTC U1117: Lost Communication with Accessory Gateway [11/2018 - ] >> Procedure
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DTC U0100: Lost Communication with ECM / PCM; DTC U0140: Lost Communication with Body Control Module; DTC U0142: Lost Communication with Main Body ECU; DTC U0155: Lost Communication with Combination Meter; DTC U0230: Lost Communication with Rear Gate Module; DTC U1103: Lost Communication with Stop and Start Control Module; DTC U1117: Lost Communication with Accessory Gateway [11/2018 - ]: Procedure

  1. GO TO CAN COMMUNICATION SYSTEM 
    1. Refer to the CAN Communication System.

      Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2018 - ]

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    END 

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