TOPDON ONE Plus professional automotive diagnostic scanner

OE Diagnostic Scanner with ECU Programming

The TOPDON ONE Plus is an advanced OE-level automotive diagnostic platform developed for professional workshops and diagnostic specialists. Combining ECU programming, ECU coding, full-system diagnostics, bidirectional control and more than 50 service functions, it delivers the capability required for servicing today's increasingly complex vehicles. With CAN-FD, DoIP, secure gateway access, AI-powered repair guidance and high-speed wireless communication, the ONE Plus helps technicians complete repairs more efficiently while increasing workshop productivity.

Main Features

• Professional ECU Programming – Supports advanced ECU programming for compatible BMW and VAG vehicles, allowing technicians to replace blank ECUs, update software, recover lost ECU data, perform ECU backups and complete programming procedures with OE-level functionality.
• Advanced ECU Coding – Performs professional ECU coding for supported vehicle manufacturers, enabling component matching, feature activation, customisation, vehicle configuration and optimisation of system performance.
• OE-Level Full System Diagnostics – Performs comprehensive OE-level diagnostics across all available vehicle systems, allowing technicians to read and clear fault codes, access live data, retrieve ECU information and perform complete vehicle health checks.
• TopFix AI Repair Assistant – Uses intelligent AI-driven diagnostics to analyse fault codes, identify likely causes, recommend repair solutions and provide valuable technical information to reduce diagnostic time.
• OE Topology Mapping – Displays the complete vehicle communication network with colour-coded module status and fault indicators, enabling technicians to quickly identify affected systems and simplify complex diagnostics.
• 50+ Professional Service Functions – Includes more than 50 essential maintenance and reset functions, including Oil Reset, EPB, SAS, DPF Regeneration, Injector Coding, Battery Registration, TPMS, ABS Bleeding and many additional workshop procedures.
• Bi-Directional Active Testing – Sends commands directly to vehicle components, allowing technicians to activate actuators, verify component operation and accurately diagnose faults without unnecessary parts replacement.
• Integrated IMMO Functions – Supports key programming functions on compatible vehicles, including key learning, key addition, all keys lost programming, key deletion and other immobiliser-related procedures.
• CAN-FD & DoIP Compatibility – Supports the latest CAN-FD and DoIP communication protocols, providing reliable diagnostics for newer vehicle platforms while ensuring long-term workshop compatibility.
• Secure Gateway Access – Provides authorised access to FCA SGW, Renault, Nissan and VAG SFD protected systems, enabling technicians to perform diagnostics and service procedures on modern security-protected vehicles.
• J2534 Pass-Thru Capability – Functions as a professional J2534 Pass-Thru interface, allowing connection to compatible OEM diagnostic software for factory-level programming and diagnostic operations on supported vehicle brands.
• High-Speed Wireless VCI – Features a high-speed Wi-Fi Vehicle Communication Interface that provides fast, stable wireless communication between the tablet and vehicle, allowing greater flexibility throughout the workshop.
• 12-Parameter Live Data Monitoring – Displays up to 12 live data parameters simultaneously with multiple graphing options, making it easier to compare sensor values, identify irregularities and diagnose intermittent faults.
• 10.1-Inch HD Touchscreen Display – Equipped with a responsive 10.1-inch high-resolution touchscreen powered by an 8-core processor, delivering smooth navigation and clear visibility of diagnostic data.
• Built for Professional Workshops – Combines OE-level diagnostics, ECU programming, coding, active testing and advanced service functions into one professional platform designed to maximise workshop productivity and repair efficiency.
• Bonus Professional Diagnostic Tools – Supplied with a complimentary TopScan Master Bluetooth diagnostic dongle and BTMobile ProS battery tester, providing additional diagnostic capability and greater value for professional technicians.

Package Includes

• ONE Plus
• ONE VCI
• Charger
• Diagnostic Extension Cable
• USB-C to USB-C Cable
• USB-A to USB-C Cable
• Quick User Guide
• Packing List
• Carrying Case
• Packaging Box
• Bonus:
  • TopScan Master
  • BTMobile ProS