Original file for Ecu File – CR41 205WM-100KW-CH4 ECU Engine Control Unit Original ECU Flash Backup

Validated file structure; stable for programming; great for restoring stock maps after tuning. Tested, verified, and ready for programming. IDs for matching — Hardware: 205WM-100KW-CH4. For a direct fit, match hardware and software numbers. This listing includes only the flash file. Complete ECU backups are available on request. OEM CR41 PCM/ECM unit designed to support tuning, cloning, and remapping workflows. For cloning, micro/EEPROM handling should be carried out by qualified personnel to avoid data loss. Use appropriate tooling for read/write operations and ensure stable bench power during programming. Professional installation is recommended; immobiliser alignment or coding may be required depending on the vehicle. Compatible with mainstream flashing suites and standard bench setups.