FIAT · MJ8DF ECU · diesel

FIAT GRANDE PUNTO MJ8DF tuning files

The FIAT GRANDE PUNTO on the MJ8DF, mapped from stock file to finished result. Across the matched variants stock power runs from 75 to 90 HP. 4 distinct variants are catalogued here. It is a diesel platform, so the full diesel solution range is on the table. Each file is tied to the precise software on your car and checked before it goes out.

Available solutions

What we can run on the MJ8DF for this diesel — the precise options narrow down by engine and software version.

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

Engine variants & ECU software

4 distinct variants for the FIAT GRANDE PUNTO on the MJ8DF ECU. Reference the engine and controller software when you upload.

Variant 1

ECU
Catalog engine
1300 MJET 90HP
Generation
10/2005-
Matched gains engine
1.3 JTD 90
Controller brand
MAGNETI MARELLI
ECU
MJ8DF
Stock power
90 HP
Stage 1 power
110 HP
Power increase
+20 HP (+22%)
Stock torque
200 Nm
Stage 1 torque
250 Nm
Torque increase
+50 Nm (+25%)
ECU SW
9744G486
ECU HW
MJ8DFHW0
SW upgrade
9744G486
Calibration
9744G486

Variant 2

ECU
Catalog engine
1300 MJET 85HP
Controller brand
MAGNETI MARELLI
ECU
MJ8DF
Stock power
85 HP
ECU SW
9743G485
ECU HW
MJ8DFHW0
SW upgrade
9743G485
Calibration
9743G485

Variant 3

ECU
Catalog engine
1300 75HP
Controller brand
MAGNETI MARELLI
ECU
MJ8DF
Stock power
75 HP

Variant 4

ECU
Catalog engine
1300 75HP
Controller brand
MAGNETI MARELLI
ECU
MJ8DF
Stock power
75 HP
ECU SW
9743G185
ECU HW
MJ8DFHW0
SW upgrade
9743G185
Calibration
9743G185

Related vehicles

Other vehicles built on the MJ8DF controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the FIAT GRANDE PUNTO on the MJ8DF?

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 MJ8DF ECU software on this model?

Yes — the FIAT GRANDE PUNTO on the MJ8DF 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.

FIAT GRANDE PUNTO MJ8DF ECU Tuning Files | TuningBay