Topdon One Diagnostic Scan Tool

TOPDON ONE

The TOPDON ONE combines rapid, accurate diagnostics with comprehensive system coverage and dealer-level capabilities. Its intelligent repair guidance, network mapping, and advanced communication protocols supported by Wi-Fi communication ensure efficient workflow for technicians.

Features

ECU Coding for 10+ Leading Brands

ECU Coding: Customization and Component Matching

• The TOPDON ONE provides technicians with dealer-level control over ECU Coding for 10+ brands including BMW, Benz, VAG, Nissan, Toyota, Porsche, PSA and more. Adjust vehicle settings, match new modules, initialize components, and access features that typically require OE tools. It’s a straightforward way to handle replacements, personalization, and system updates with confidence.

One-Click Customization: Pre-Set Options in One Tap

• The TOPDON ONE includes pre-configured coding shortcuts for 7+ brands including BMW, Benz, VAG, Nissan, Toyota, and more, letting you toggle common features with a single tap. Adjust comfort settings, lighting options, and convenience functions without manual coding. It’s a fast way to handle simple personalization tasks and keep jobs moving.

Diagnostics & Troubleshooting

OE-Level Topology: Full Network View for Faster Diagnosis

• The TOPDON ONE presents a clear, OE-style map of every module on the vehicle, showing how systems communicate and where faults appear. See interconnections, active DTC counts, and highlighted trouble areas at a glance so you can pinpoint issues with confidence and keep the workflow moving.
  

TopFix AI: Integrated Fault Data and Repair Guidance

• Meet TopFix AI: our built-in artificial intelligence that interprets fault codes and streamlines the diagnostic process. It provides clear fault code explanations, likely causes, related symptoms, and structured repair steps in one view. When available, wiring diagrams and technical references appear alongside the data so technicians can move directly from fault identification to corrective action.

Maintenance Functions & Protocol Support

50+ Maintenance Functions: Coverage for Common Service Tasks

• The TOPDON ONE supports more than 50 maintenance functions, including resets, adaptations, and calibrations used in routine service work. Functions include Oil/BMS/EPB resets, DPF regeneration, Dynamic ADAS calibration, camshaft learning, relative compression, and other system-specific procedures needed in daily repair operations.
  

Advanced Protocols Support: CAN-FD and DoIP Coverage

• The TOPDON ONE supports CAN-FD and DoIP communication protocols for compatibility with newer vehicle networks. Coverage includes 2013+ BMW, 2016+ VW and Volvo, 2017+ Jaguar, 2018+ Mercedes-Benz, 2020+ GM and Chrysler models, and other systems that rely on advanced communication standards.
  

Security Gateway Access: Full Functions on SGW Vehicles

• The TOPDON ONE supports authorized access for FCA, Renault, Nissan, and other SGW-equipped models. Gain access to coding, active tests, clearing codes, and system-level service functions on supported vehicles. Compatibility includes current and upcoming SGW implementations.
  *Access to SGW-protected systems may require OEM credentials where applicable.
  

Speed & Performance

Dual Wi-Fi: Faster Communication Between Tablet and VCI

• The TOPDON ONE uses dual Wi-Fi modules to maintain stable communication and high-speed data transfer between the tablet and VCI. This design provides a more responsive experience than Bluetooth-based connections, especially during system scans, live data viewing, and coding operations.
  

8-Core CPU: Fast Processing for Heavy Diagnostic Tasks

• The TOPDON ONE uses an 8-core processor to handle multi-system scans, coding operations, and large volumes of live data without delays. The added processing power keeps the interface responsive during complex or extended diagnostic workflows.
  

Full-System Diagnostics & Reporting

Complete Module Scans: Coverage for 120+ Brands

• The TOPDON ONE performs full-system scans across more than 120 vehicle brands, including reading and clearing fault codes, checking system status, and reviewing module communication. The broad coverage supports comprehensive diagnostic work across a wide range of makes and models.
  

Live Data Display: Multi-Parameter Viewing

• View up to 12 live parameters simultaneously for easier comparison. Sorting and grouping options allow technicians to analyze sensor behavior and system performance with clarity during diagnostic work.

Diagnostic Reporting: Clear, Shareable Documentation

• The TOPDON ONE generates structured diagnostic reports that include fault codes, module status, and test results. Save and share reports with customers or internal teams for documentation and repair planning.
  

Add-On Tools & Software Renewal

Optional Battery Testing: Integrates with BTMobile ProS

• The TOPDON ONE pairs with the BTMobile ProS (sold separately) to perform battery health checks, voltage tests, and basic performance evaluations. This add-on expands diagnostic coverage and provides additional insight during vehicle inspections.
  

Flexible Renewal: Committed to Long-Term Support

• Your first year of software updates is completely free, giving you full access to all diagnostic features without additional cost. Afterward, the renewal cost is: US$299 for a single year or US$479 for two years

Specifications

Tablet Specifications

• CPU: 8-core processor, 2.0 GHz
• Memory: 4 GB RAM
• Storage: 128 GB ROM
• Display: 10.1-inch LCD, 1280 × 800 resolution
• Battery: 10,000 mAh (3.8V), PD fast charging (5V/3A, 9V/3A, 12V/2.5A)
• Camera: 16 MP rear camera
• Bluetooth: Bluetooth 5.0 (range: 33 ft / 10 m)
• Wi-Fi:
  • Dual Wi-Fi modules, STA/AP modes
  • 2.4 GHz IEEE 802.11 b/g/n; 5 GHz IEEE 802.11 a/n/ac
• I/O: Power button, USB-A (host), USB-C (host/device)
• Sensors: Ambient light sensor (ALS), temperature sensor, acceleration sensor (G-sensor)
• Operating System: Android 12.0 (closed system)
• Operating Temperature: −10°C to 50°C (14°F to 122°F)
• Storage Temperature: −20°C to 70°C (−4°F to 158°F)
• Product Dimensions: 311 × 207 × 39 mm (12.24 × 8.15 × 1.54 in)
• Net Weight: 1,574 g (3.47 lb)
• Languages: 15 (English, French, German, Spanish, Portuguese, Russian, Japanese, Korean, Italian, Traditional Chinese, Simplified Chinese, Turkish, Polish, Serbian, Slovak)
  

VCI Specifications

• Bluetooth: 5.0 (range: 33 ft / 10 m)
• Wi-Fi: AP mode; 802.11 b/g/n; 2.4 GHz; 2T2R; 300 Mbps
• Operating Temperature: −10°C to 50°C (14°F to 122°F)
• Storage Temperature: −20°C to 70°C (−4°F to 158°F)
• Product Dimensions: 114.8 × 51.0 × 29.0 mm (4.52 × 2.00 × 1.14 in)
• Net Weight: 96 g (3.39 oz)
  

Packing List

• Topdon ONE Scan Tool
  
• 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

Why Buy From Premium Diagnostic Equipment?

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