Variant 1
ECU- Catalog engine
- 2000 204HP
- Controller brand
- BOSCH
- ECU
- MD1CS004
- Stock power
- 204 HP
- SW upgrade
- 05L906027AR_1047
- Calibration
- 05L906027AR_1047
AUDI · MD1CS004 ECU · diesel
AUDI A4 MD1CS004 tuning files
Here is what the catalog holds for the AUDI A4 on the MD1CS004. Across the matched variants stock power runs from 204 to 204 HP. There are 2 distinct variants on file for this combination. Diesel calibration here covers everything from a clean Stage 1 to the emissions-side work. Your file is built against the exact ECU software on the car, then operator-verified.
Available solutions
Solutions that apply to the MD1CS004 on this diesel platform. The exact set depends on the specific engine and software version.
Stage 1Stage 2DPF OffEGR OffAdBlue OffSwirl Flaps OffLambda / O2MAF OffTVANOx OffAGSReadinessStart/Stop OffOil PressureLimp Mode Off
Engine variants & ECU software
2 distinct variants for the AUDI A4 on the MD1CS004 ECU. Reference the engine and controller software when you upload.
Variant 2
ECU- Catalog engine
- 2000 204HP
- Controller brand
- BOSCH
- ECU
- MD1CS004
- Stock power
- 204 HP
- SW upgrade
- 05L906027M_1049
- Calibration
- 05L906027M_1049
Related vehicles
Other vehicles built on the MD1CS004 controller or the same engine — handy when a platform spans several models and makes.
Questions, answered.
Which tuning solutions are available for the AUDI A4 on the MD1CS004?
Stage 1, Stage 2, DPF Off, EGR Off, AdBlue Off, Swirl Flaps Off, Lambda / O2, MAF Off, TVA, NOx Off, AGS, Readiness, Start/Stop Off, Oil Pressure, Limp Mode Off. The exact set depends on the specific engine and software version.
Do you cover the MD1CS004 ECU software on this model?
Yes — the AUDI A4 on the MD1CS004 ECU is part of the catalog. Upload your original file and it is matched to the right calibration before any work is done.
How is the file delivered?
Through the TuningBay workflow with operator validation and one safe, sensible result per job. Files we deliver, we stand behind.