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Bosch · ECU family

MD1CS004 ECU Tuning Solutions

The Bosch MD1CS004 engine control unit is used in Audi, 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

Stage 1✓ available

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

Egr Off✓ available

Exhaust gas recirculation deactivation for off-road use.

Dpf Off✓ available

Diesel particulate filter removal solution for off-road use.

Adblue Off✓ available

SCR/AdBlue system deactivation for off-road use.

Stage 2✓ available

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

Speed Limiter✓ available

Vmax/speed limiter removal or adjustment.

Powerup✓ available

Factory-style power increase calibration.

Vehicle applications

Audi A3 2.0 TDI
Audi A4 2.0 TDI
Audi A6 2.0 TDI
Audi A6 3.0 TDI
Audi A6 40 TDI
Audi Q3 2.0 TDI
Audi Q5 2.0 TDI
Skoda Octavia 2.0 TDI
Volkswagen Arteon 2.0 TDI
Volkswagen Caddy 2.0 TDI
Volkswagen Golf 8 2.0 TDI

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 MD1CS004 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 MD1CS004 ECU?

The Bosch MD1CS004 is found in Audi, Skoda, Volkswagen vehicles — for example Audi A3 2.0 TDI, Audi A4 2.0 TDI, Audi A6 2.0 TDI. TFM ECU auto-detects the exact calibration from your file.

What solutions are available for MD1CS004?

TFM ECU has verified solutions for MD1CS004 in these categories: Stage 1, Egr Off, Dpf Off, Adblue Off, Stage 2, Speed Limiter, Powerup. Each solution is built from a real original/modified file pair and verified end-to-end.

How do I apply a solution to my MD1CS004 file?

Upload your stock read in the TFM ECU platform, the system detects the MD1CS004 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 MD1CS004 file

Upload a read and see the compatible solutions in seconds.

Open Quick Solutions