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Bosch · ECU family

MG1CS011 ECU Tuning Solutions

The Bosch MG1CS011 engine control unit is used in Audi, Seat, Skoda, Volkswagen vehicles. TFM ECU has verified solutions for this family — upload your stock read, the platform auto-detects your exact calibration and applies the solution automatically. Part of a catalog covering 450+ ECU families and 110000+ automated solutions.

Available solutions

E85 Conversion✓ available

Ethanol E85 fuel conversion calibration.

Stage 2✓ available

Power remap for upgraded hardware (downpipe/intake) — more aggressive calibration.

Stage 1✓ available

Power remap on stock hardware — optimized torque, boost and injection maps.

Lambda Off✓ available

O2/lambda sensor deactivation for decat setups (off-road).

Vehicle applications

Audi A1 1.5 TSI TFSI
Audi A3 1.5 TSI TFSI
Audi Q5 2.0 TDI
Seat Leon 1.5 TSI TFSI
Skoda Octavia 1.5 TSI TFSI
Volkswagen Arteon 1.5 TSI TFSI
Volkswagen Golf 5 1.5 TSI TFSI
Volkswagen Golf 7 1.5 TSI TFSI
Volkswagen Golf 8 1.5 TSI TFSI
Volkswagen Passat 1.5 TSI TFSI
Volkswagen T-Roc 1.5 TSI TFSI
Volkswagen Tiguan 1.5 TSI TFSI
Volkswagen Touran 1.5 TSI TFSI

How it works

  1. 1. Upload your read

    Full backup from any tool (KESS, KTAG, KT200, Autotuner, Foxflash…).

  2. 2. Auto-detect

    The platform identifies the MG1CS011 and your exact software version.

  3. 3. Apply & download

    Choose the solution, it is applied automatically — download and flash.

Frequently asked questions

Which vehicles use the MG1CS011 ECU?

The Bosch MG1CS011 is found in Audi, Seat, Skoda, Volkswagen vehicles — for example Audi A1 1.5 TSI TFSI, Audi A3 1.5 TSI TFSI, Audi Q5 2.0 TDI. TFM ECU auto-detects the exact calibration from your file.

What solutions are available for MG1CS011?

TFM ECU has verified solutions for MG1CS011 in these categories: E85 Conversion, Stage 2, Stage 1, Lambda Off. Each solution is built from a real original/modified file pair and verified end-to-end.

How do I apply a solution to my MG1CS011 file?

Upload your stock read in the TFM ECU platform, the system detects the MG1CS011 and your exact software version, shows the compatible solutions, and applies your selection automatically. You download the modified file ready to flash.

Try it with your own MG1CS011 file

Upload a read and see the compatible solutions in seconds.

Open Quick Solutions