TOPDON ONE Lite Bidirectional Car Diagnostic Tool, OBD2 scanner ECU Coding Full system with OE topology, 50+ services, CAN FD, DoIP, J2534 pass-thru, and secure gateway access

ADVANCED ECU CODING FOR 10+ BRANDS: Perform ECU coding for module replacement, component matching, system initialization, and supported vehicle personalization across 10+ brands, including BMW, Mercedes-Benz, VAG, Nissan, PSA, and more. Easily flash hidden functions, adjust settings, or disable unwanted features to suit custom repair needs. Coverage varies by vehicle; confirm compatibility before purchase. FULL SYSTEM DIAGNOSTIC SCANNER WITH OE TOPOLOGY: ONE Lite offers full-system diagnostic coverage across 120+ vehicle makes, and scans all available vehicle systems with a single tap. View vehicle network architecture through an interactive topology map that displays ECU status and DTCs across all available systems at a glance. Zoom, pan, and inspect individual communication lines to pinpoint issues faster and drastically cut diagnostic time. 50+ HOT MAINTENANCE SERVICES: Go far beyond standard repairs with 50+ hot reset and service functions. Easily perform routine maintenance like Oil Reset, Throttle Adaptation, EPB, ABS Bleeding, SAS, DPF, Injector Coding, BMS, and TPMS. Advanced functions such as Cylinder Power Balance Test, EGR Adaptation, A/C Learning, and Dynamic ADAS Calibration expand your capabilities beyond routine service, helping you handle more everyday maintenance and repair tasks. BI-DIRECTIONAL ACTIVE TEST: Command supported vehicle components directly to verify operation, pinpoint faults, and confirm repairs. Test power windows, lights, air conditioning, seats, and other supported components by sending direct commands and observing their responses, making it easier to isolate component-related faults. SECURE GATEWAY ACCESS FOR FCA, RENAULT & VAG: ONE Lite supports gateway access for FCA, Renault, and VAG SFD, enabling unrestricted diagnosis on modern protected vehicles. Gateway unlocking requires a separate OEM subscription where applicable. Subscription requirements and fees are set by the manufacturer, not TOPDON. UPGRADED HARDWARE FOR A BETTER EXPERIENCE: ONE Lite features a large 10.1-inch display for a clear, easy-to-read viewing experience, plus an 8-core processor with 4 GB RAM and 128 GB storage for smooth operation and ample space for diagnostic data. Wi-Fi connectivity delivers up to 20X faster data transfer than Bluetooth and up to 3X faster ECU communication, ensuring no lag during data streaming and system scanning. CHOOSE THE RIGHT TOOL FOR YOUR NEEDS BETWEEN ONE AND ONE LITE: ONE Lite delivers the exact same flagship hardware, 120+ brand diagnostics, 50+ resets, and ECU coding as the ONE, expcet the Driver Preference (One-Click Customization) function. ONE Lite provides a cost-effective way to access the powerful capabilities of the ONE series. TOPDON backs your purchase with professional customer and technical support.