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

Listing reference: MB C Bosch EDC16C31 CR30-646-C2DD-203WA-90kW-EU3-ME-2603×004 Original ECU file for the MB C 2003. 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,. IDs for matching — Hardware: 203WA-90KW-EU3. Professionally verified OEM flash file; great for restoring stock maps after tuning. Tested, verified, and ready for programming. For a direct fit, match hardware and software numbers. This listing includes only the flash file. Complete ECU backups are available on request. OEM CR30 PCM/ECM unit built to assist professional diagnostics and repairs. 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.