Plug the cable into the car (ignition ON) and then the laptop. Device Manager Ports (COM & LPT) to ensure the interface is recognized. In the VCDS software, go to
Use to uninstall the "Ross-Tech" device, making sure to check the box for "Delete the driver software for this device".
If you are using a cloned VCDS (VAG-COM Diagnostic System) interface, you are likely familiar with the . It is the go-to software for bypassing the "unregistered/unauthorized" locks on hex-v2 cables. However, the error message "Failed 2 Top" is a notorious roadblock that prevents the software from launching. vcds loader kolimer failed 2 top
: Ensure the interface is properly plugged into the car with the ignition ON
It appears there is a slight spelling variation in your query. In the automotive diagnostic context, "Kolimer" is almost certainly (the communication protocol used by older VW/Audi/Seat/Skoda vehicles). The phrase "loader failed 2 top" is a fragmented description of the software failing to initialize the interface or communicate with the car's control module. Plug the cable into the car (ignition ON)
The "failed 2 top" error usually indicates one of three things:
: Many antivirus programs flag Kolimer loaders as "Trojan" or "Malware" because of how they inject code into the VCDS executable. This can result in the loader being partially deleted or blocked from executing its "Top" (initialization) routine. If you are using a cloned VCDS (VAG-COM
Knowing these details will help find the specific block causing the error. Share public link
In plain English:
If you must update, you need to find a newer version of the that supports the newer data sets. 4. Check the "Start In" Path If you are using a shortcut to launch the loader: Right-click the shortcut and select Properties .