The TopScan is a powerful, pocket-sized tool that transforms your smartphone into a full-featured OBD2 scanner, ideal for diagnosing and clearing fault codes. Compatible with over 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 but goes beyond with a comprehensive maintenance knowledge base, eight 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 like IMMO support and 13 reset functions, including Injector Coding and Tire Pressure Reset.