Inspection Procedure

Refer to CAN communication system (U0122, see DTC U0122: LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE ).

1. CHECK CAN COMMUNICATION SYSTEM 
   1. Select "Bus Check" from the "System Select" (see DIAGNOSIS SYSTEM )
   2. Select "Communication Malfunction DTC" from the "Bus Check" screen, and then select "Enter" (see DIAGNOSIS SYSTEM )

      OK: CAN communication system DTC is not output. 

   NG: GO TO CAN COMMUNICATION SYSTEM  (See DIAGNOSTIC TROUBLE CODE TABLE )

   OK: USE SIMULATION METHOD TO CHECK  (See HOW TO PROCEED WITH TROUBLESHOOTING )