TOPDON’s ArtiLink500 OBD-II Code Reader works with all ten modes of OBD-II tests for complete vehicle diagnostics (1996 and newer vehicles). It has a plug-and-play built-in DTC library with over 3,000 detailed definitions and features LED in different colors (green, yellow, and red) which intuitively shows car health statuses. It also includes a one-click I/M readiness key for quick state emissions, DTC lookup, turn off check engine light, O2 sensor test, onboard monitor, freeze frame, EVAP test, and more. The code reader automatically retrieves VIN, as well as records and replays to help get a reliable assessment of any car OBD-II.