FIAT · MJ8F3 ECU · diesel

FIAT PUNTO EVO MJ8F3 tuning files

FIAT PUNTO EVO on the MJ8F3: matched, calibrated and delivered with care. Across the matched variants stock power runs from 75 to 95 HP. 22 distinct variants are catalogued here. Diesel calibration here covers everything from a clean Stage 1 to the emissions-side work. Your file is built against the exact ECU software on the car, then operator-verified.

Upload your file →All PUNTO EVO coverage

Available solutions

Applicable work for the MJ8F3 on this diesel. The available set firms up once the exact engine and software are known.

Stage 1 Stage 2 DPF Off EGR Off Swirl Flaps OffLambda / O2MAF OffTVANOx OffAGSReadinessStart/Stop OffOil PressureLimp Mode Off

Engine variants & ECU software

22 distinct variants for the FIAT PUNTO EVO on the MJ8F3 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU

Catalog engine: 1300 MJET 95HP
Engine code: 199 B1.000
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 95 HP
ECU SW: 2345G230
ECU HW: MJ8F3HW10P
SW upgrade: 2345G230
Calibration: 2345G230

Variant 2

ECU

Catalog engine: 1300 MJET 95HP
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 95 HP
ECU SW: 1942G220
ECU HW: MJ8F3HW10P
SW upgrade: 1942G220
Calibration: 1942G220

Variant 3

ECU

Catalog engine: 1300 85HP
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 85 HP
ECU SW: 1743GA21
ECU HW: MJ8F3HW10C
SW upgrade: 1743GA21
Calibration: 1743GA21

Variant 4

ECU

Catalog engine: 1300 MJET 85HP
Engine code: 199 B1.000
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 85 HP
ECU SW: 2841GH42
ECU HW: MJ8F3HW1FL
SW upgrade: 2841GH42
Calibration: 2841GH42

Variant 5

ECU

Catalog engine: 1300 MJET 85HP
Engine code: 199 B1.000
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 85 HP
ECU SW: 1942GA23
ECU HW: MJ8F3HW10C
SW upgrade: 1942GA23
Calibration: 1942GA23

Variant 6

ECU

Catalog engine: 1300 MJET 85HP
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 85 HP
ECU SW: 1743GA21
ECU HW: MJ8F3HW10C
SW upgrade: 1743GA21
Calibration: 1743GA21

Variant 7

ECU

Catalog engine: 1300 MJET 85HP
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 85 HP
ECU SW: 2345GA30
ECU HW: MJ8F3HW10C
SW upgrade: 2345GA30
Calibration: 2345GA30

Variant 8

ECU

Catalog engine: 1300 16V MJET DPF 75HP
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 75 HP
ECU HW: MJ8F3HW1FL
SW upgrade: 3044GG04

Variant 9

ECU

Catalog engine: 1300 75HP
Engine code: 199 A9.000
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 75 HP
ECU SW: 1942D121
ECU HW: MJ8F3HW1FP
SW upgrade: 1942D121
Calibration: 1942D121

Variant 10

ECU

Catalog engine: 1300 75HP
Engine code: 199 A9.000
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 75 HP
ECU SW: 1942P125
ECU HW: MJ8F3HW10P
SW upgrade: 1942P125
Calibration: 1942P125

Variant 11

ECU

Catalog engine: 1300 75HP
Engine code: 199 A9.000
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 75 HP
ECU SW: 1942P124
ECU HW: MJ8F3HW10P
SW upgrade: 1942P124
Calibration: 1942P124

Variant 12

ECU

Catalog engine: 1300 75HP
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 75 HP
ECU HW: MJ8F3HW10P
SW upgrade: 1942GB22

Variant 13

ECU

Catalog engine: 1300 75HP
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 75 HP
ECU HW: MJ8F3HW10P
SW upgrade: 1942GB21
Calibration: 1942GB21

Variant 14

ECU

Catalog engine: 1300 75HP
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 75 HP
ECU SW: 2345GB48
ECU HW: MJ8F3HW10P
SW upgrade: 2345GB48
Calibration: 2345GB48

Variant 15

ECU

Catalog engine: 1300 75HP
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 75 HP
ECU HW: MJ8F3HW10P
SW upgrade: 1942GB22
Calibration: 1942GB22

Variant 16

ECU

Catalog engine: 1300 MJET 75HP
Engine code: 199 A9.000
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 75 HP
ECU SW: 2841GG44
ECU HW: MJ8F3HW1FL
SW upgrade: 2841GG44
Calibration: 2841GG44

Variant 17

ECU

Catalog engine: 1300 MJET 75HP
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 75 HP
ECU HW: MJ8F3HW20P
SW upgrade: 2841Q944

Variant 18

ECU

Catalog engine: 1300 MJET 75HP
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 75 HP
ECU HW: MJ8F3HW20P
SW upgrade: 2841Q744
Calibration: 2841Q744

Variant 19

ECU

Catalog engine: 1300 MJET 75HP
Engine code: 199 A9.000
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 75 HP
ECU SW: 3044GG04
ECU HW: MJ8F3HW1FL
SW upgrade: 3044GG04
Calibration: 3044GG04

Variant 20

ECU

Catalog engine: 1300 MJET 75HP
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 75 HP
ECU SW: 2841GG48
ECU HW: MJ8F3HW1FL
SW upgrade: 2841GG48
Calibration: 2841GG48

Variant 21

ECU

Catalog engine: 1300 MJET 75HP
Engine code: 199 B1.000
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 75 HP
ECU SW: 2345GB30
ECU HW: MJ8F3HW10P
SW upgrade: 2345GB30
Calibration: 2345GB30

Variant 22

ECU

Catalog engine: 1300 MJET 75HP
Controller brand: MAGNETI MARELLI
ECU: MJ8F3
Stock power: 75 HP
ECU HW: MJ8F3HW10P
SW upgrade: 2345GB48

Related vehicles

Other vehicles built on the MJ8F3 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the FIAT PUNTO EVO on the MJ8F3?

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 MJ8F3 ECU software on this model?

Yes — the FIAT PUNTO EVO on the MJ8F3 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.