Original file for Ecu File – CR30 203WM-90KW-EU3 ECU Engine Control Unit Original ECU Flash Backup

OEM CR30 engine control module engineered to restore smooth drivability and factory performance. Validated file structure; stable for programming; ready for bench or OBD programming. Tested, verified, and ready for programming. IDs for matching — Hardware: 203WM-90KW-EU3. Listing reference: MB C Bosch EDC16C31 CR30-646-C5D4-203WM-90kW-EU3-ME-3803×011 Original ECU file for the MB C 2004. Ecuflashfiles.com is leading in the chip tuning and file service industry. Our tuning file service includes chiptuning that has been tested on a 4×4 dyno for almost every brand,. For a direct fit, match hardware and software numbers. This listing includes only the flash file. Complete ECU backups are available on request. Professional installation is recommended; immobiliser alignment or coding may be required depending on the vehicle.