Xdiag Pro 3 is a popular automotive diagnostic application used by mechanics and car enthusiasts to access vehicle systems via an Android device. Unlike standard apps found on the Google Play Store, the full functionality of Xdiag Pro 3—including advanced ECU coding, special functions, and complete system diagnostics—requires a licensed interface.
| Firmware Version | Username | Password | |----------------|----------|----------| | v1.0 – v1.3 | admin | admin | | v1.4 – v2.1 | user | user123 | | v2.2+ (Pro 3 Enhanced) | xdiag | pro3default | Xdiag Pro 3 Username And Password
Enter the 12-digit serial number found on your OBD2 adapter. Xdiag Pro 3 is a popular automotive diagnostic
Type the unique code from your password envelope to create your custom username. Recovering Lost Usernames and Passwords Type the unique code from your password envelope
No. The Wi-Fi password connects the tablet to your shop’s internet. The Xdiag credentials are separate and stored in the cloud.
Generally, no. Most devices require you to set your own password. Check your device's QR code as a potential source for a default password only if no other option exists.
If you still have access to the old tablet or an old SD card where Xdiag was installed, your credentials or serial information might be cached. Open the Android File Manager. Navigate to the internal storage root directory. Look for a folder named XdiagPro3 , cnlaunch , or Xdiag .