DTC B2085: Communication Error from Driving Support ECU to VSC ECU [10/2014 - 10/2015]: Procedure

1. Clear the DTCs (Refer to DIAGNOSIS SYSTEM [10/2014 - 10/2015] ).
2. Check for DTCs.

   OK

   CAN communication system DTCs are not output.

Result: 

NG 

GO TO CAN COMMUNICATION SYSTEM 

(Refer to HOW TO PROCEED WITH TROUBLESHOOTING [10/2014 - 10/2015] )

Result: 

OK 

See step  2

1. Connect the Techstream to the DLC3.
2. Turn the power switch on (IG).
3. Turn the Techstream on.
4. Enter the following menus: Body Electrical / Pre-Collision / Trouble Codes.
5. Clear the DTCs (Refer to DTC CHECK / CLEAR [10/2014 - 10/2015] ).
6. Recheck for DTCs.

   OK

   DTC B2085 is not output.

Result: 

OK 

CHECK FOR INTERMITTENT PROBLEMS (SYMPTOMS SIMULATION) 

(Refer to HOW TO PROCEED WITH TROUBLESHOOTING [10/2014 - 10/2015] )

Result: 

NG 

REPLACE SEAT BELT CONTROL ECU 

(Refer to COMPONENTS [10/2014 - 10/2015] )