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🚗 Diagnose smarter, not harder — the TOPDON ONE puts dealership power in your hands!
The TOPDON ONE is a professional-grade 10.1" OBD2 scanner featuring dual WiFi for ultra-fast wireless diagnostics, J2534 Pass-Thru support for OEM-level ECU coding, and advanced topology mapping to visualize vehicle networks. It offers over 50 service functions including ADAS calibration and ABS bleeding, supports modern protocols like CAN-FD and DoIP, and integrates an AI assistant covering 5 million+ fault codes. Designed for technicians seeking dealership-level capabilities at a fraction of the cost, it includes a free first-year software update subscription and a robust Android 12 interface.










| ASIN | B0GK9G6YDL |
| Automotive Fit Type | Universal Fit |
| Best Sellers Rank | #8,255 in Automotive ( See Top 100 in Automotive ) #58 in Code Readers & Scan Tools |
| Brand Name | TOPDON |
| Customer Reviews | 4.5 4.5 out of 5 stars (294) |
| Included Components | OBDII Extension Cable; USB Cable (USB-C to USB-C); USB Cable (USB-A to USB-C), ONE Tablet, ONE VCI, Power Adapter, Quick User Guide; Packing List |
| Item Dimensions L x W x H | 12.24"L x 8.15"W x 1.54"H |
| Item Highlight | J2534 Pass-Thru, Topology Mapping, Full System Scan, ECU Coding,50+ Resets Car Scanner for Dealer-Level Technicians |
| Item Weight | 3.5 pounds |
| Language | English |
| Manufacturer | TOPDON |
| Manufacturer Part Number | TDONE |
| Manufacturer Warranty Description | 1 Year Warranty |
| Model Number | TOPDON ONE |
| Number of Items | 1 |
| Operating System | Android 12.0 |
| Power Source | Battery Powered |
| Screen Size | 10.1 inches |
| UPC | 810139303763 |
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