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If a pop-up within the software ever tells you an update is available, always click "Cancel" or "No".
Developed by Ross-Tech , this program communicates with Volkswagen, Audi, Seat, and Skoda (VAG) vehicles.
Unofficial loaders like Kolimer are not supported by the official developer, Ross-Tech . If your cable is "revoked" or bricked during an update, it may require a hardware reflash using tools like an Atmega162 programmer .
If you want, I can:
Select Troubleshoot > Advanced Options > Startup Settings > Restart . vcds loader kolimer failed 2 updated
To help find the right fix, what are you trying to run, and what color are the LED lights on your cable when plugged into the laptop? Share public link
If you don't have it, search specialized automotive forums (like Digital Kaos or MHH Auto) for the exact archive matching your Kolimer version.
Go to your Antivirus settings and add the entire C:\Ross-Tech\ folder to the list. This prevents the antivirus from scanning and breaking the loader files in the future. Method 3: Fixing Driver and COM Port Mismatches
: If the cable has been deactivated, you may need a firmware updater (such as "Loader 9.2") to re-flash the EEPROM and reset the cable's state. Clean Reinstall : If a pop-up within the software ever tells
Summary
The Kolimer loader version must explicitly support the VCDS release version you are attempting to run.
Open (or your third-party antivirus panel). Go to Protection History or Quarantine .
: Temporarily disable your Antivirus and Windows Defender Real-time Protection . These programs often block the loader from modifying the VCDS environment. Clean Reinstall : If your cable is "revoked" or bricked during
Load the correct .ept configuration file matching your Kolimer loader version. Program the chip back to its default clone state.
Windows 10/11 may block the unsigned VCDS clone drivers, especially after a major Windows update.
The original Kolimer stopped public updates around 2021, but community-modified versions exist for newer VCDS releases (up to 24.7 as of late 2024). Search for "Kolimer VCDS 24.5 loader" or "Kolimer fixed failed 2" on reputable VAG diagnostic forums like , Digital-kaos , or Diagnostic-race .