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Bidirectional Scan Tools

Tools that run active tests and resets, with the top sellers from Topdon, Autel, Foxwell, Innova and Launch.

  • TOPDON AD900 Lite Bidirectional Scanner
    Bidirectional Scan Tools

    Best Bidirectional Scan Tools

    Find the best bidirectional scan tool for your repairs. Compare vehicle coverage, active tests, screens, update terms and phone apps before choosing.

  • OBDLink CX Bimmercode Adapter
    Bidirectional Scan Tools

    Best OBD2 Scanners for BMW

    Compare the best OBD2 scanner for BMW owners, from a simple BimmerCode adapter to full-system tools with battery registration, service resets and active tests.

  • LAUNCH Creader Elite 3.0 for Toyota
    Bidirectional Scan Tools

    Best OBD2 Scanners for Toyota

    Find the best OBD2 scanner for Toyota by comparing system access, active tests and service resets, with advice for Toyota, Lexus and Scion owners.

  • TOPDON TopScan Lite
    Bidirectional Scan Tools

    What Is a Bidirectional Scan Tool?

    Learn what a bidirectional scan tool is, how active tests help diagnose faults, and how to choose a scanner with the right vehicle coverage and features.