Warning: Do not disconnect the cable during this process, or you risk bricking the unit. Summary Table Specification Rev 10 (Latest) Hardware ID Supported OS Windows 7, 8.1, 10, 11 Primary Chipset FTDI FT232RL Connection Type USB / Bluetooth
Once the Rev 10 driver is installed, your software might ask for a firmware update. Connect the VCI to a vehicle (to provide 12V power). Connect the USB to the laptop. Click Update Firmware in the software settings.
Right-click the device in and select Properties . Go to the Details tab. Select Hardware Ids from the Property dropdown menu.
Minimizes connection drops during live data streaming. Where to Download the Delphi 100 251 Rev 10 Driver delphi 100 251 rev 10 driver download new
12V–24V (powered by the vehicle's OBD port)
We tested both drivers on a genuine Delphi DS100E Rev 10 (manufactured 2022) with Windows 11 Pro 23H2.
Ensures the device works with newer Windows 10 and 11 builds. Warning: Do not disconnect the cable during this
Disable any active antivirus software temporarily (some drivers are falsely flagged, but always proceed with caution). 2. Locate the Driver
Finding the correct driver for specialized automotive diagnostic hardware can be challenging. The Delphi 100 251 Rev 10 OBD2 scanner is a widely used tool for vehicle diagnostics, but it requires the precise device driver to communicate with your Windows PC. Without the correct driver file, your computer will flag the hardware as an "Unknown Device," preventing your diagnostic software from reading vehicle data.
Run the setup.exe or DriverInst.exe file as an administrator. Installation Process Connect the USB to the laptop
Windows 10 and Windows 11 frequently block unverified third-party hardware installations. Because of this security restriction, automatic plug-and-play operations often fail, leaving a yellow warning icon in your system settings.
Modern versions of Windows (10 and 11) reject drivers that lack a formal digital signature. If your Rev 10 driver package is older or customized, Windows may quietly block installation.