MERCEDES · SIM266 ECU · petrol

MERCEDES B SIM266 tuning files

MERCEDES B on the SIM266: matched, calibrated and delivered with care. The matched variants sit between 116 and 193 HP from the factory. On this petrol engine the focus is sharper throttle and useful, repeatable gains. We match the right calibration to your exact software and validate it before delivery.

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Available solutions

Solutions that apply to the SIM266 on this petrol platform. The exact set depends on the specific engine and software version.

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

Engine variants & ECU software

7 distinct variants for the MERCEDES B on the SIM266 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU

Catalog engine: B200 193HP
Controller brand: SIEMENS
ECU: SIM266
Stock power: 193 HP

Variant 2

ECU

Catalog engine: B200 2000 16v Turbo 193HP
Engine code: M266E20AL
Controller brand: SIEMENS
ECU: SIM266
Stock power: 193 HP
ECU SW: 0034479140
ECU HW: 0024484840

Variant 3

ECU

Catalog engine: B200 2000 16v Turbo 193HP
Engine code: M266E20AL
Controller brand: SIEMENS
ECU: SIM266
Stock power: 193 HP
ECU SW: 0024475840
ECU HW: 0024484540

Variant 4

ECU

Catalog engine: B200 2000 16v Turbo 193HP
Controller brand: SIEMENS
ECU: SIM266
Stock power: 193 HP

Variant 5

ECU

Catalog engine: 2000 136HP
Controller brand: SIEMENS
ECU: SIM266
Stock power: 136 HP

Variant 6

ECU

Catalog engine: B170 1700 16v 116HP
Engine code: M266E17
Controller brand: SIEMENS
ECU: SIM266
Stock power: 116 HP

Variant 7

ECU

Catalog engine: B170 1700 16v 116HP
Engine code: M266E17
Controller brand: SIEMENS
ECU: SIM266
Stock power: 116 HP
ECU SW: 2669020000
ECU HW: 0024463040
SW upgrade: 2669030200
Calibration: 2669030200

Related vehicles

Other vehicles built on the SIM266 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the MERCEDES B on the SIM266?

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 SIM266 ECU software on this model?

Yes — the MERCEDES B on the SIM266 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.