Original file for Ecu File – CR30 203WA-090KW-EU4OP ECU Engine Control Unit Original ECU Flash Backup

For a direct fit, match hardware and software numbers. This listing includes only the flash file. Complete ECU backups are available on request. Bench-tested on industry-standard tools; ready for bench or OBD programming. Tested, verified, and ready for programming. IDs for matching — Hardware: 203WA-090KW-EU4OP. Listing reference: MB C Bosch EDC16C31 CR30-646-C5D4-203WA-090kW-EU4OP-ME-1105×016 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,. OEM CR30 PCM/ECM unit ready to assist professional diagnostics and repairs. Compatible with mainstream flashing suites and standard bench setups. Use appropriate tooling for read/write operations and ensure stable bench power during programming.