Control Unit
CRD1
MB C 220 CDI 170hp · Turbo-Diesel
Delphi
Turbo-Diesel
125.0 kW / 170 HP
Legal notice
Race / export product. Tuning files are intended exclusively for motorsport, export and test-bench research — not road-legal (Art. 55 Reg. (EU) 2018/858). Disabling AGR / DPF / SCR voids the operating permit EU-wide and may void warranty and guarantee claims. The buyer bears sole responsibility for use.
Original ECU File
Original file
Verified, unmodified read-out file — the basis for your fileservice.
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Verified original file
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Fileservice – how it works
1
Read out original fileRead the control unit with a tool — KESS3, Autotuner, FLEX.
2
Order tuningChoose your optimisation and pay — PayPal, credit card, bank transfer.
3
Send the fileFile + order number to info@stefanel-performance.com.
4
Receive optimised fileThe processed file comes back by e-mail — ready to flash.
Processing usually within 24 hours
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Technical data
| Vehicle | MB C 220 CDI 170hp |
| Vehicle type | Passenger Car |
| Fuel | Turbo-Diesel |
| Engine code | OM646 |
| Displacement | 2100 ccm (2.1 L) |
| Power | 125.0 kW / 170 HP |
| Year | 2008 |
| Transmission | Automatic Transmission |
| ECU manufacturer | Delphi |
| ECU designation | CRD1 |
| ECU prod. no. | CRD-646-NMA9SD2-204WA-125kw-41O-EF-ME-D30-1015X24 |
| File size | 2,621,440 Bytes |
| Reading tool | Alientech KTAG |
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