GODIAG Full Protocol OBD2 Jumper Cable For E-C-U IMMO A-i-rbag ABS Cluster Bench. Full protocol OBD2 jumper is used to connect E-CU for E-CU prog-ramming via OBD2 way. Supports standard obd2 full protocol connection [double K line, double CAN line], 3 large and 2 small power plugs, 4 large GND, and 4 small GND.