Control Unit
MG1CS201 / 0261S1011J
BMW 3 Serie - Sedan 330i 258hp · Turbo-Petrol
Bosch
Turbo-Petrol
189.8 kW / 258 HP
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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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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 | BMW 3 Serie - Sedan 330i 258hp |
| Vehicle type | Passenger Car |
| Fuel | Turbo-Petrol |
| Engine code | B48B20O1 |
| Displacement | 1998 ccm (2.0 L) |
| Power | 189.8 kW / 258 HP |
| Year | 2019 |
| Transmission | Automatic Transmission |
| ECU manufacturer | Bosch |
| ECU designation | MG1CS201 |
| ECU prod. no. | DME84T0-B48-S15A-G20-B48B20O1-RWD-MKS-RROW-EU6-PVL__________________________________________________#R4C9H5E5BOKZX2 |
| Hardware no. | 0261S1011J |
| Software version | R4C9H5E5BOKZX2 |
| SW version | R4C9H5E5B |
| File size | 8,388,608 Bytes |
| Reading tool | Alientech KTAG |
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