DTC U0122: Lost Communication with Vehicle Dynamics Control Module: Procedure

CHECK CAN COMMUNICATION SYSTEM
1. Refer to PRECAUTION and select "Bus Check" from the "System Select".
2. Refer to PRECAUTION and select "Communication Malfunction DTC" from the "Bus Check" screen, and then select "Enter".
  OK
  
  CAN communication system DTC is not output.
NG → Go to step 3

OK → Go to step 2
USE SIMULATION METHOD TO CHECK. Refer to HOW TO PROCEED WITH TROUBLESHOOTING
GO TO CAN COMMUNICATION SYSTEM. Refer to PRECAUTION