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DTC B2085: Communication Error from Driving Support ECU to VSC ECU [12/2015 - 11/2017]: Procedure

  1. CHECK FOR DTC (CAN COMMUNICATION SYSTEM) 
    1. Clear the DTCs (Refer to HOW TO PROCEED WITH TROUBLESHOOTING [12/2015 - 08/2016] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2016 - 11/2017] ).
    2. Check for DTCs (Refer to HOW TO PROCEED WITH TROUBLESHOOTING [12/2015 - 08/2016] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2016 - 11/2017] ).

      OK

      CAN communication system DTC is not output.

    Result: 

    NG 

    GO TO CAN COMMUNICATION SYSTEM 

    (Refer to HOW TO PROCEED WITH TROUBLESHOOTING [12/2015 - 08/2016] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2016 - 11/2017] )

    Result: 

    OK 

    See step  2

  2. CHECK FOR DTC (PRE-COLLISION SYSTEM) 
    1. Using the Techstream, enter the following menus: Body Electrical / Pre-Collision / Trouble Codes.
    2. Clear the DTCs (Refer to DTC CHECK / CLEAR [12/2015 - 11/2017] ).
    3. Check for DTCs (Refer to DTC CHECK / CLEAR [12/2015 - 11/2017] ).

      OK

      DTC B2085 is not output.

    Result: 

    OK 

    CHECK FOR INTERMITTENT PROBLEMS (SYMPTOMS SIMULATION) 

    (Refer to HOW TO PROCEED WITH TROUBLESHOOTING [12/2015 - 08/2016] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2016 - 11/2017] )

    Result: 

    NG 

    REPLACE SEAT BELT CONTROL ECU 

    (Refer to REMOVAL [12/2015 - 11/2017] )