The Topdon TopScan Pro Pocket-Size Bluetooth Scan Tool with Bi-Directional Controls gives you a powerful, pocket-sized tool that transforms your smartphone into a full-featured OBD2 scanner. Ideal for diagnosing and clearing fault codes, this vehicle code reader boasts compatibility with more than 70 vehicle makes from American, Asian, and European manufacturers. It's an essential tool for dealing with Check Engine lights and other diagnostic needs. Simply connect the TopScan to your vehicle's OBD2 port, and use the app on your phone to access a wide range of features. It excels at basic code reading and clearing and goes beyond with a comprehensive maintenance knowledge base, 8 maintenance services, AutoVIN technology, and bidirectional controls. The TopScan offers a full-system DTC Repair Guide and one-click I/M Readiness checks to ensure your vehicle is ready for emissions testing. Available in Lite and Pro versions, the TopScan Pro adds advanced functionalities such as IMMO support and 13 reset functions, including Injector Coding and Tire Pressure Reset. It's the most convenient way to stay up to speed on your vehicle's data. Includes 1 year of updates. Mfrs. 1-year limited warranty Full system diagnosis for 70+ brands DTC repair guide Get all the OBD2 data Bi-directional control Repair data library Multi-dimensional data display AutoVIN and Autoscan Performance testing Test emissions easily with 1 click Autoauth equipped Includes 1 year of updates