R1C9J8I2BAJNX4 Bosch MG1CS003 DME_841 BMW 3 Series (2.0 184hp) Original ECU File
About this file
This is the original ECU file R1C9J8I2BAJNX4 for BMW 3 Series 2.0 184hp: Bosch MG1CS003 DME_841. To buy it, use Quick buy below — €20 by card, no registration, a ready-to-use .bin file by e-mail — or buy it with a file-service account (register or log in and top up your balance). Also you can find all available options on our platform for emissions removal (DPF, EGR, AdBlue) or improving power with stage 1/2/3 or ECO tuning.
This is an original (stock) read of a Bosch MG1CS003 DME_841 control unit. Our catalogue lists it for the BMW 3 Series 2.0 184hp.
Its numbers in the catalogue: calibration number R1C9J8I2BAJNX4.
All BMW 3 Series Bosch MG1CS003 DME_841 files: 105 in our catalogue.
What you receive
- The original (stock) read of this ECU, exactly as read — no modifications.
- A ready-to-use .bin file by e-mail — nothing to unpack or rename.
- The original read only — no full backups, EEPROM, SGO, VBF or other formats.
Before you order
- All sales are final. Check HW, SW and calibration against your own read before you buy.
- Different tools expect different file sizes when writing to the ECU — make sure the file suits your device.
- Not sure? Ask us on WhatsApp before buying.
File specifications
| Brand name and model | BMW 3 Series |
| Engine power | 2000 184HP |
| Engine code | B48B20A |
| ECU brand name | BOSCH |
| ECU model name | MG1CS003 DME_841 |
| ECU hardware | — |
| ECU software | — |
| ECU calibration | R1C9J8I2BAJNX4 |
| ECU SW upgrade | — |
| Other files with these numbers | Calibration R1C9J8I2BAJNX4 |
Get this original file — alone or with its WinOLS map pack
Quick buy
Pay by card — get a ready-to-use .bin file by e-mail
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Original + map pack
The original .bin and its map pack (CSV) — for WinOLS and compatible software
- 252 tuning maps for this software version — Engine Torque, Variable Valve Timing (VVT), Spark Advance, Limiters…
- X / Y axes labelled correctly, correct factors
- One ZIP by e-mail: .bin + .csv map pack
- Axes checked against this original: 332 of 335 read correctly
- No account, no sign-up — just your e-mail and a card
- VISA
- Mastercard
- Apple Pay
- Google Pay
- Map definitions only — no tuned file, no support
- All sales are final — check HW / SW before you buy
Buy with a file-service account
Requires registration on our file service fs.auto-remap.com
- Register on the file service fs.auto-remap.com
- Top up €40 — get €50 extra (€90 on your balance)
- Buy this file for €20 — €70 stays for more files or a tuning job
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Maps in this map pack · 252
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WinOLS map pack for this file 252 maps
A WinOLS map export (CSV) made for this software version: tuning maps only, with correctly labelled X and Y axes and the correct factor for the data values — no maps for switching off emissions or errors. Maps by category:
For example: Engine torque correction, Limiter of Maximum torque, Exhaust, Intake, Limiter of knocking sensor, Minimum Spark Advance, Maximum speed of vehicle, RPM Limiter…
See all 252 maps and buy — €70 All Bosch MG1CS003 DME_841 mappacks
We modify this exact ECU for you
- Stage 1 / Stage 2 / ECO
- DPF / FAP OFF
- EGR OFF
- AdBlue / SCR OFF
- DTC OFF
- Speed limiter, Start&Stop and more
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