Variant 1
ECU- Catalog engine
- 1400 105HP
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMC
- Stock power
- 105 HP
- ECU SW
- 30421000
- ECU HW
- MM8GMCHW550
- SW upgrade
- 00000000
- Calibration
- 10300000
FIAT · MM8GMC ECU · diesel
FIAT 500 MM8GMC tuning files
FIAT 500 on the MM8GMC: matched, calibrated and delivered with care. Across the matched variants stock power runs from 100 to 105 HP. 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.
Available solutions
Applicable work for the MM8GMC on this diesel. The available set firms up once the exact engine and software are known.
Engine variants & ECU software
10 distinct variants for the FIAT 500 on the MM8GMC ECU. Reference the engine and controller software when you upload.
Variant 2
ECU- Catalog engine
- 1400 105HP
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMC
- Stock power
- 105 HP
- ECU SW
- 30480000
- ECU HW
- MM8GMCHW550
- SW upgrade
- 55236517
- Calibration
- 10300000
Variant 3
ECU- Catalog engine
- 1400 105HP
- Controller brand
- MARELLI
- ECU
- MM8GMC
- Stock power
- 105 HP
- ECU SW
- 30460000
- ECU HW
- MM8GMCHW550
- SW upgrade
- 55236517
Variant 4
ECU- Catalog engine
- 1400 105HP
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMC
- Stock power
- 105 HP
Variant 5
ECU- Catalog engine
- 1400 105HP
- Controller brand
- MARELLI
- ECU
- MM8GMC
- Stock power
- 105 HP
- ECU SW
- 31030000
- ECU HW
- MM8GMCHW550
- SW upgrade
- 55236517
Variant 6
ECU- Catalog engine
- 1400 105HP
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMC
- Stock power
- 105 HP
- ECU SW
- 31030000
- ECU HW
- MM8GMCHW550
- SW upgrade
- 55236517
- Calibration
- 10300000
Variant 7
ECU- Catalog engine
- 1400 105HP
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMC
- Stock power
- 105 HP
- ECU SW
- 30490000
- ECU HW
- MM8GMCHW550
- SW upgrade
- 55236518
Variant 8
ECU- Catalog engine
- 1400 105HP
- Controller brand
- MARELLI
- ECU
- MM8GMC
- Stock power
- 105 HP
- ECU SW
- 30421000
- ECU HW
- MM8GMCHW550
- SW upgrade
- 55236517
Variant 9
ECU- Catalog engine
- 1400 105HP
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMC
- Stock power
- 105 HP
- ECU SW
- 30490000
- ECU HW
- MM8GMCHW550
- SW upgrade
- 55236517
- Calibration
- 10300000
Variant 10
ECU- Catalog engine
- 1400 100HP
- Generation
- 2007-2015
- Matched gains engine
- 1.4i 16V 100
- Controller brand
- MAGNETI MARELLI
- ECU
- MM8GMC
- Stock power
- 100 HP
- Stage 1 power
- 112 HP
- Power increase
- +12 HP (+12%)
- Stock torque
- 131 Nm
- Stage 1 torque
- 146 Nm
- Torque increase
- +15 Nm (+11%)
Related vehicles
Other vehicles built on the MM8GMC controller or the same engine — handy when a platform spans several models and makes.
Questions, answered.
Which tuning solutions are available for the FIAT 500 on the MM8GMC?
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 MM8GMC ECU software on this model?
Yes — the FIAT 500 on the MM8GMC 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.