X431 is a leading line of professional automotive diagnostic scanners by LAUNCH, featuring advanced ECU coding, bi-directional control, and system analysis.
X431, developed by LAUNCH Tech Co., Ltd., is an industry-leading series of professional automotive diagnostic scanners and electronic control system test tools. Renowned among mechanics and automotive workshops globally, X431 devices offer powerful features such as bi-directional control, full system diagnosis, OBD II compatibility, ECU coding, and live streaming data. The robust tablet-based scanners, including popular models like the X431 V, Pro Mini, and PAD series, combine intuitive intelligent diagnostics software with industrial-grade hardware.
Whether you need to reset advanced driver-assistance systems, relearn vehicle components, or perform deep functional diagnostics across international vehicle brands, X431 provides reliable, user-friendly solutions tailored for professional auto repair, maintenance, and programming.
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Tap 'Update' on the update page of the Launch App while connected to a strong Wi-Fi network. Select your intended software packages to begin downloading, and they will install automatically once finished.
Open the application, tap 'Login' on the upper right, and select 'New Registration'. Fill in your details, then input the Product S/N and Activation Code (found in the original password envelope) to activate the VCI connector.
The VCI is typically pre-installed in the docking slot on the top of the display tablet. Press the VCI once to eject it automatically. Always re-insert it when not in use to avoid losing it.
For non-OBD II vehicles or those with insufficient diagnostic socket power, you can supply power using the included Cigarette Lighter Cable or Battery Clamps Cable connected directly to the vehicle's battery.