MG · MS A12 ECU · diesel

MG ZR MS A12 tuning files

Tuning file coverage for the MG ZR running the MS A12 ECU. The matched variants sit between 101 and 113 HP from the factory. 2 distinct variants are catalogued here. It is a diesel platform, so the full diesel solution range is on the table. Your file is built against the exact ECU software on the car, then operator-verified.

Upload your file →All ZR coverage

Available solutions

Solutions that apply to the MS A12 on this diesel platform. The exact set depends on the specific engine and software version.

Stage 1Stage 2DPF OffEGR OffSwirl Flaps OffLambda / O2MAF OffTVANOx OffAGSReadinessStart/Stop OffOil PressureLimp Mode Off

Engine variants & ECU software

2 distinct variants for the MG ZR on the MS A12 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU
Catalog engine
2000 D 113HP
Controller brand
BOSCH
ECU
MS A12
Stock power
113 HP

Variant 2

ECU
Catalog engine
2000 D 101HP
Controller brand
BOSCH
ECU
MS A12
Stock power
101 HP

Related vehicles

Other vehicles built on the MS A12 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the MG ZR on the MS A12?

Stage 1, Stage 2, DPF Off, EGR 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 MS A12 ECU software on this model?

Yes — the MG ZR on the MS A12 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.

MG ZR MS A12 ECU Tuning Files | TuningBay