Snap-on's ETHOS + Scan Tool provides a fast way to access codes and live data for dozens of systems on nearly 40 domestic and Asian makes, with an optional European vehicle kit that offers deep coverage of popular European makes. Offers powerful OBD-II tools including all ten modes of OBD-II. ETHOS + also reads and clears vehicle-specific codes with the definitions on-screen in plain English. Technicians can graph four live data parameters side-by-side to pin down the root cause of vehicle problems. It can also read service monitor data and reset service lights on many vehicles.