The KKL VAG COM 409.1 diagnostic cable is a professional solution for owners of Audi, Volkswagen, Skoda, and Seat vehicles manufactured up to 2004. The cable is designed to connect to the K-Line bus and enables in-depth computer diagnostics comparable to dealer-level equipment. When used with specialized Windows software, you gain full control over your vehicle's electronic systems.
The interface is built on the FTDI FT232RL chip. This is an important advantage compared with simpler cables based on unknown USB chips: FTDI provides a more stable USB connection, correct COM port detection in Windows, and better compatibility with diagnostic software designed to work through a KKL interface.
With the KKL VAG COM cable, you can not only read and decipher error codes but also erase them, perform immobilizer adaptation, reset service intervals, run test activations of components, adjust injection timing and injector values, change the instrument cluster language, adapt new or used control units, and perform many other fine-tuning operations.
A key advantage of this cable is its full compatibility with the popular VAG-COM software, providing access to a wide range of diagnostic and programming features.
Detailed instructions for connection, coding, and adaptation via VAG-COM are available via the link.
The KKL VAG COM cable supports the following vehicle models (up to and including the indicated year):
| Brand | Models | Manufactured Until |
| Audi |
A2 |
2008 |
| A3 |
2002 |
| A4 |
2004 |
| A5 |
2006 |
| A6 |
2003 |
| A8 |
2002 |
| TT |
2006 |
| Volkswagen |
Caddy |
2004 |
| Golf |
2004 |
| Golf Plus |
2004 |
| Jetta |
2004 |
| Transporter / Multivan |
2004 |
| Passat B6 |
2004 |
| Phaeton |
2006 |
| Polo |
2008 |
| Touareg |
2006 |
| Skoda |
Octavia |
2004 |
| Superb |
2007 |
| Fabia |
2006 |
| Seat |
Leon |
2004 |
| Toledo |
2003 |
| Exeo |
2007 |
The KKL VAG COM cable (product code: OBDVG.KKL) comes complete with the necessary connectors and features reliable build quality. It is an essential tool for auto repair shops, independent mechanics, and advanced car owners who wish to service and configure their VAG group vehicles themselves.
Please note that we do not provide software installation services but are happy to offer brief consultation on setup and getting started.