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The TOPDON ONE Plus is an all-in-one solution tailored for modern repair shops. It delivers OE-level functionality, including ECU programming, coding, and 50+ essential services, while supporting the latest protocols and security gateways. Equipped with high-speed Wi-Fi VCI- and AI-driven diagnostics, it enhances workshop efficiency and output.
Increase Revenue with More In-House Repairs
With professional ECU programming for BMW and VAG vehicles across four core vehicle systems (ECM, SRS, ABS, and TCM), the TOPDON ONE Plus diagnostic tool gives you OE-level capabilities. Program blank ECUs, update ECU versions, recover lost ECU data, perform ECU data backup and more to increase your job value and service potential.
One-Click Customization and Pro-Grade Coding
Expanding your shop's capabilities, the ONE Plus supports ECU Coding* for 10 leading brands. Match components, activate/deactivate functions, and optimize vehicle efficiency. With one-click customization integrated into the coding workflow, technicians can complete vehicle modifications and make driver preference changes with ease.
*Coding functions may vary by make, model, and year.
Find Faults Faster with OE Topology Mapping
Stop digging through lists of modules and systems and start seeing the big picture. The ONE Plus features advanced OE Topology Mapping, giving you a “command center” view of the entire vehicle network. With color-coded system statuses and DTC numbers, you can visualize complex troubleshooting flows and identify faulty modules at a single glance.
Cut Diagnostic Time with TopFix AI Intelligence
TopFix, a cutting-edge AI assistant, works like a repair partner by your side, analyzing trouble codes and delivering data-driven repair guidance in seconds. From identifying root causes to providing verified fixes and technical resources like diagrams, TopFix AI turns real-world diagnostic experience into an instant, actionable roadmap for every repair.
Dealer-Level Diagnostic Workflow
Elevate your diagnostic game by using the ONE's VCI as a J2534 Pass-Thru device. The VCI operates as a professional pass-thru programming tool that syncs with OEM diagnostic software*, supporting 14 vehicle brands. It turns your Windows PC into a multi-brand factory workstation without a staggering investment.
*OE software purchased through the manufacturer's website. DoIP system diagnostics are not supported when used with OEM software.
Serve Next-Gen Vehicles and Future-Proof Your Shop
With integrated CAN-FD and DoIP protocols, plus authorized support to FCA SGW, VAG SFD, and Renault/Nissan gateways*, the ONE Plus is the ultimate 'all-access pass' for the modern workshop. No matter how new or protected the vehicle is, you’re always in control.
*Access to SGW-protected systems may require OEM credentials where applicable.
Built for the Demands of a Busy Workshop
The ONE Plus is built to support the real pace of professional repair work. With OE-level full-system diagnostics, bidirectional control, and more than 50 essential service functions, technicians can diagnose issues faster, complete service procedures efficiently, and keep vehicles moving through the shop.
Unlock More Work with Integrated IMMO Capabilities
With built-in IMMO* support, technicians can complete key-related services for Asian and domestic vehicles from their ONE Plus. They'll be able to add new keys, program keys after all keys are lost, delete old keys, and more, making your shop a total solution for your customers' service needs.x
*Key programming function is only for Asian and domestic vehicles.
Analyze Live Data with a 12-Parameter Display
Monitor up to 12 live data parameters at once to see how vehicle systems interact in real time. With multiple graphing and combined data display options, technicians can compare sensor readings, identify irregular patterns, and diagnose intermittent faults faster without switching between screens.
Buy 1, Get 2 - More Tools, More Value
Every ONE Plus kit comes with a FREE TopScan Master Bluetooth dongle for ultra-portable smartphone diagnostics and a FREE BTMobile ProS battery tester for battery health checks. From the engine bay to the palm of your hand, you're fully equipped.
Note: For expedited shipping, please give us a call so we can provide a more accurate quote on shipping times and costs.
We currently ship to the United States and Canada.
Canada: Please contact us directly to place your order. Shipping to Canada must be arranged over the phone.
We strive to get your equipment to you quickly and efficiently. Please note that order processing typically takes 1-2 business days, after which we will update you with tracking information.
For larger equipment/products, please allow 2-4 business days for pick and pack preparation. Once shipped, you will receive tracking information to stay up-to-date on the status of your order.
Small items (eg. Tablets & tools) | 3-5 business days
Large items (eg. Calibration Targets and Plates) | 5-8 business days
Full calibration packages | 8-10 business days
We want to ensure you're completely satisfied with your purchase. If you need to return an item, please contact our customer service team within 30 days of purchase. A 15% restocking fee will apply to all returns. The customer is responsible for return shipping costs. Refunds will be processed once the returned items are received and inspected at the warehouse.
All package sales are final due to the complexity of shipping the equipment. The total purchase price should be paid in full before shipment. When items are passed to the shipping carrier they are responsible for delivery. The equipment is covered solely by the manufacturer's warranty. The Buyer should inspect the equipment upon receipt and notify the Seller of any discrepancies as soon as possible. Let's get calibrating!
