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At Roy's Special Tools you will find a wide and specialist range of tools for the automotive industry.
In our webshop you can buy the desired tools directly and pay via iDeal. We ensure fast shipping and you will receive your order by post the next working day (if ordered before 5 p.m.).
Do you have any questions or are you looking for a special tool that is not on our website? Please contact us via the contact page.
: Clears hard-fault crash data codes stored in the airbag SRS module after an accident deployment, restoring the module to its factory state.
Obtain the VAG EEPROM Programmer V1.20 executable ( .exe ).
The software is often provided as a digital link by hardware vendors rather than on a physical CD due to the fragility of the medium.
Once completed, the main screen will fill with hexadecimal data, and the software will display your vehicle's PIN/SKC, current mileage, and VIN.
If you are determined to proceed, here is the safest workflow to acquire a "top" version of v1.20 without infecting your workshop computer. vag eeprom programmer v120 download top
: Perform direct read/write operations on EEPROM memory to backup or modify critical vehicle data. 🚗 Vehicle Compatibility (Models 1997–2003)
: Easily find your 4-digit or 5-digit Login/PIN code for key programming. Mileage Adjustment
: Read and clear specific chassis and immobilizer error codes. 📥 How to Download and Set Up: Find a Trusted Source
The software is optimized for older VAG models using diagnostic protocols. It does not support newer models that rely exclusively on CAN-Bus or UDS protocols. Supported Instrument Clusters : Clears hard-fault crash data codes stored in
The tool targets the Electrically Erasable Programmable Read-Only Memory (EEPROM) chip in specific car parts. These include the Engine Control Unit (ECU), instrument clusters (dashboards), and airbag modules. Version 1.20 builds upon older versions like v1.19g, offering broader stability and clearer access to onboard memory blocks via a basic OBD-II connection. Supported Hardware Interfaces
Locate the interface under Ports (COM & LPT) or Other Devices .
The VAG EEPROM Programmer is a specialized software utility for reading, decoding, and editing the EEPROM data found in the control units of Volkswagen Auto Group (VAG) vehicles (Volkswagen, Audi, Skoda, Seat). Developed by Claus Christensen, this tool allows users to access and modify data that isn't typically changeable through standard diagnostic coding, such as mileage correction, immobilizer login (PIN) retrieval, and airbag crash data reset.
Manually install or update the drivers. 2. Windows Advanced Port Adjustments Once completed, the main screen will fill with
Read and write the raw binary files ( .bin ) from the immobilizer or ECU.
If you are a Volkswagen, Audi, Seat, or Skoda enthusiast who enjoys DIY maintenance or retrofitting, the is a legendary tool in the community. Often searched as "VAG EEPROM Programmer v1.20," it is essential for reading and writing data directly from your vehicle's instrument cluster (dashboard) and engine control unit (ECU).
The most common use case for this software is retrieving the immobilizer PIN to match new keys via tools like VCDS. Connect the KKL cable to the vehicle's OBD-II port.
Right-click your KKL device in Device Manager and select . Go to Port Settings > Advanced . Change the COM Port Number to COM1 .
