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The LAUNCH X431 PRO3S+ Elite is a professional-grade vehicle diagnostic scanner featuring J2534 ECU coding, an intelligent topology map for real-time system visualization, and over 55 advanced reset and calibration services. Compatible with 99.9% of vehicles and supporting multiple protocols including CAN 2.0, CANFD, and DoIP, it empowers automotive professionals to perform deep diagnostics, bi-directional control, and ECU recoding with factory-level accuracy. Expandable for commercial and new energy vehicles, this tool is designed to maximize diagnostic efficiency and precision.







| Manufacturer | LAUNCH |
| Brand | LAUNCH |
| Model | YZA31-A |
| Package Dimensions | 44 x 39.9 x 30.9 cm; 9.72 kg |
| Batteries | 1 AAA batteries required. (included) |
| Manufacturer reference | X431 PRO3S+ Elite |
| Manufacturer part number | X431 PRO3S+ Elite |
| Item Weight | 9.72 kg |
A**U
LAUNCH X431 PRO3S+ ELITE – Best Quality Diagnostic Tool for Modern Vehicles
The media could not be loaded. I recently got the LAUNCH X431 PRO3S+ ELITE diagnostic scanner, and I must say, it’s one of the best tools I’ve used in years.It now comes with the updated SmartlinkC V2.0, which makes a huge difference when working on the latest cars, including electric vehicles (EVs) and hybrids.The tool supports J2534 passthru protocol, which means I can access dealer-level diagnostics on a wide range of makes and models. It’s incredibly fast at scanning fault codes and gives live data almost instantly. What’s even better is that it often gives you step-by-step suggestions on how to fix the problems it finds, saving loads of time in the garage.The interface is easy to use, and the touchscreen is sharp and responsive. Build quality is solid too – definitely feels like a professional bit of kit.I’ve also had great support from Launch, which is reassuring when investing in high-end diagnostic equipment.Honestly, I don’t see myself needing any other brand after using this. It does everything I need for advanced car diagnostics, ECU coding, key programming, and more. Whether you’re a mobile mechanic, independent garage owner, or just a serious enthusiast, this scanner is well worth it.
D**A
Recommend this to anyone looking for a decent kit
Awesome piece of kit does everything I need it to
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