ECUMaster v1.0.0 is a multi brand ECU service application designed for automotive workshops, ECU repair labs and locksmiths.
It works on EEPROM and flash dumps to help with IMMO PIN reading, IMMO OFF preparation, ECU virgin files, radio PIN handling, checksum correction and a set of special repair functions.
The tool supports multiple languages and focuses on repeatable repair workflows for modern Bosch, Delphi, Siemens and Magneti Marelli controllers.
Highlights
Package contents
Compatibility notes
ECUMaster covers a broad selection of ECUs used in passenger cars, light commercial vehicles and some trucks.
IMMO and PIN functions are available for VAG group models with Bosch EDC15, EDC16, EDC17, ME7.X and MED9 units plus various Magneti Marelli and Siemens SIMOS controllers.
Additional coverage includes Buick, Cadillac, Chevrolet, Opel, PSA, Fiat, Alfa Romeo, Lancia, Dacia, Renault, Nissan, Jeep, Dodge, Honda, Hyundai, Kia, Ford, Jaguar, Land Rover, Volvo, MAN, DAF, Iveco, BMW, Mercedes, Maserati, Porsche, Smart, Suzuki, Toyota and others.
Radio PIN, checksum and special repair functions are limited to specific ECU families and part numbers. Coverage may vary by vehicle model, engine variant, ECU hardware revision and firmware version so always verify with the support list before planning a job.
Basic usage
Operating systems
Minimum system requirements
Disclaimer
Source of Files. All software and resources in this post are collected from public and open sources on the internet. We do not claim authorship or ownership.
File Hosting. This forum does not host files. All links point to third party public cloud storage. We are not responsible for external content.
User Responsibility. Software is provided for educational and evaluation purposes only. You use it at your own risk. Authors of the post and forum administration are not liable for any damage.









It works on EEPROM and flash dumps to help with IMMO PIN reading, IMMO OFF preparation, ECU virgin files, radio PIN handling, checksum correction and a set of special repair functions.
The tool supports multiple languages and focuses on repeatable repair workflows for modern Bosch, Delphi, Siemens and Magneti Marelli controllers.
Highlights
- IMMO and PIN functions for a wide range of ECUs including Bosch EDC15, EDC16, EDC17, ME7.X, MED9 and many Delphi and Siemens units
- IMMO OFF and virgin file preparation for ECU replacement and retrofit scenarios on Alfa Romeo, VAG, PSA, Fiat, Opel, Renault and many other brands
- Radio PIN support for selected Fiat, Škoda and Volkswagen head units
- Checksum correction for Bosch MEDC17 EEPROM including TC1793 based units
- Special repair functions such as VAG Valeo PDC repair and DFlash to EEE converters for MC9S12XEQ384 and MC9S12XET256 controllers used in FRM3 and similar modules
- Clean user interface with brand based navigation and a detailed built in support list for quick coverage checks
Package contents
- ECUMaster_v1.0.0.exe – main Windows application
- support list.txt – detailed IMMO, IMMO OFF, VIRGIN, radio, checksum and special function coverage
- readme.txt – basic usage notes and contact information
Compatibility notes
ECUMaster covers a broad selection of ECUs used in passenger cars, light commercial vehicles and some trucks.
IMMO and PIN functions are available for VAG group models with Bosch EDC15, EDC16, EDC17, ME7.X and MED9 units plus various Magneti Marelli and Siemens SIMOS controllers.
Additional coverage includes Buick, Cadillac, Chevrolet, Opel, PSA, Fiat, Alfa Romeo, Lancia, Dacia, Renault, Nissan, Jeep, Dodge, Honda, Hyundai, Kia, Ford, Jaguar, Land Rover, Volvo, MAN, DAF, Iveco, BMW, Mercedes, Maserati, Porsche, Smart, Suzuki, Toyota and others.
Radio PIN, checksum and special repair functions are limited to specific ECU families and part numbers. Coverage may vary by vehicle model, engine variant, ECU hardware revision and firmware version so always verify with the support list before planning a job.
Basic usage
- Install ECUMaster on a compatible Windows PC and start the application
- Select your preferred language and choose the required function group such as IMMO, RADIO, CHECKSUM or SPECIAL
- Pick the vehicle brand then select the exact ECU family or module type from the support list
- Load the corresponding EEPROM or flash dump file previously read with your programmer or diagnostic tool
- Run the desired operation such as PIN reading, IMMO OFF preparation, ECU virgin file creation, checksum correction or DFlash to EEE conversion and save the resulting file
- Write the processed file back to the ECU or module with your usual hardware and confirm operation on the vehicle or test bench
Operating systems
- Microsoft Windows desktop platforms
- Commonly used on Windows 7, Windows 8 and 8.1, Windows 10 and Windows 11
- Designed for 64 bit systems, compatibility with 32 bit builds may vary
Minimum system requirements
- CPU with at least 2 GHz clock speed or equivalent dual core processor
- 4 GB of RAM or more recommended for stable operation
- 500 MB of free disk space for program files and working dumps
- Display resolution 1366 x 768 or higher
- Internet connection recommended for obtaining updates and documentation
- Local administrator rights required for installation and first run
Disclaimer
Source of Files. All software and resources in this post are collected from public and open sources on the internet. We do not claim authorship or ownership.
File Hosting. This forum does not host files. All links point to third party public cloud storage. We are not responsible for external content.
User Responsibility. Software is provided for educational and evaluation purposes only. You use it at your own risk. Authors of the post and forum administration are not liable for any damage.








