Autel MaxiScan MS309 OBD2 Code Reader

The Autel MaxiScan MS309 is a user-friendly OBD2 engine light fault code reader designed for both beginners and DIY enthusiasts. This diagnostic tool allows users to read and erase fault codes, view freeze frame data, and check I/M readiness for smog tests. It features a plug-and-play design, requiring no batteries, and connects directly to the vehicle's OBD2 socket. The device supports a wide range of vehicles, including domestic, Asian, and European models from 1996 onwards, and is compatible with all five OBDII protocols. The backlit display and simple button layout make it easy to operate, even for those unfamiliar with vehicle diagnostics. • Plug and play design for easy use • Reads and erases fault codes to help diagnose issues • Displays freeze frame data for detailed vehicle parameters • Supports I/M readiness checks for smog tests • Compatible with most vehicles from 1996 and newer