MERCEDES · MED9.7 ECU · petrol

MERCEDES CLS MED9.7 tuning files

The MERCEDES CLS on the MED9.7, mapped from stock file to finished result. The matched variants sit between 292 and 292 HP from the factory. Petrol calibration here is about crisp response and a result that holds up day to day. Your file is built against the exact ECU software on the car, then operator-verified.

Upload your file →All CLS coverage

Available solutions

What we can run on the MED9.7 for this petrol — the precise options narrow down by engine and software version.

Stage 1Stage 2Swirl Flaps OffLambda / O2OPF/GPF Off

Engine variants & ECU software

6 distinct variants for the MERCEDES CLS on the MED9.7 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU
Catalog engine
3500 292HP
Engine code
M272DE35
Controller brand
BOSCH
ECU
MED9.7
Stock power
292 HP
ECU SW
0134483802
ECU HW
0034461040
SW upgrade
0294477802
Calibration
0294477802

Variant 2

ECU
Catalog engine
3500 292HP
Engine code
M272DE35
Controller brand
BOSCH
ECU
MED9.7
Stock power
292 HP
ECU SW
0054487440
ECU HW
0034461040
SW upgrade
0034478840
Calibration
0034478840

Variant 3

ECU
Catalog engine
3500 292HP
Controller brand
BOSCH
ECU
MED9.7
Stock power
292 HP
ECU SW
0034488940
ECU HW
0034461040
SW upgrade
0024477840
Calibration
0024477840

Variant 4

ECU
Catalog engine
3500 292HP
Controller brand
BOSCH
ECU
MED9.7
Stock power
292 HP
ECU SW
0054487340
ECU HW
0034461040
SW upgrade
0034477740
Calibration
0034477740

Variant 5

ECU
Catalog engine
3500 292HP
Controller brand
BOSCH
ECU
MED9.7
Stock power
292 HP
ECU SW
0134483802
ECU HW
0034461040
SW upgrade
0294477802
Calibration
0034461040_0134483802_0294477802

Variant 6

ECU
Catalog engine
3500 292HP
Controller brand
BOSCH
ECU
MED9.7
Stock power
292 HP

Related vehicles

Other vehicles built on the MED9.7 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the MERCEDES CLS on the MED9.7?

Stage 1, Stage 2, Swirl Flaps Off, Lambda / O2, OPF/GPF Off. The exact set depends on the specific engine and software version.

Do you cover the MED9.7 ECU software on this model?

Yes — the MERCEDES CLS on the MED9.7 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.

MERCEDES CLS MED9.7 ECU Tuning Files | TuningBay