| Error | Solution | |-------|----------| | | Windows security blocks unsigned driver. Reboot → Disable driver signature enforcement (see above). | | Device shows “USB Serial Converter” | You installed the wrong driver. Uninstall device, delete driver software, and reinstall the XHorse package. | | Yellow exclamation mark (Code 10) | Conflict with another J2534 driver (e.g., Ford VCM2). Uninstall other pass-thru drivers first. | | Driver installs but Techstream won’t connect | Check your USB cable. Some Mini VCI clones need a USB 2.0 port (not 3.0). Use a powered USB hub if needed. |
For those using a Toyota Mini VCI J2534 cable Go to product viewer dialog for this item. for diagnostics, the Mini VCI J2534 Driver Go to product viewer dialog for this item. Toyota Mini Vci J2534 Driver Download -FREE-
There are two common chipsets: