FIAT 500X ECU remapping

21 files available

FIAT 500X ECU remapping
FIAT 500X ECU remapping

About remapping

The Fiat 500X accounts for 21 files in our catalogue, spread across the 1.3, 1.6 and 2.0 MultiJet diesels and the 1.4 MultiAir and 1.4T turbocharged petrol units. It is a compact crossover built on the group's small-wide platform.

Stage 1 makes up 14 files — a very clean profile — with 2 DPF off and one EGR off. The ECUs are EDC17C69 on the diesels, plus Magneti Marelli MM8GMK and MJ9DF references.

Model highlights

  • 14 Stage 1 files: a very clean performance profile.
  • Spread across the 1.3, 1.6 and 2.0 MultiJet diesels.
  • Coverage of the 1.4 MultiAir and 1.4T turbocharged petrol units.
  • ECUs limited to EDC17C69, MM8GMK and MJ9DF.

Fuel split

Diesel: 15 (75%)Petrol: 5 (25%)

Engines

1.3 JTD MjetTurbo-Diesel3
1.6 JTDTurbo-Diesel3
2.0 JTD MjetTurbo-Diesel2
1.6 JTD MjetTurbo-Diesel2
1.4TTurbo-Petrol2
2.0 MultijetTurbo-Diesel1
2.0DTurbo-Diesel1
2.0JTDTurbo-Diesel1
1.3 JTDTurbo-Diesel1
2.0MjetTurbo-Diesel1
1.4 Multi-AirTurbo-Petrol1
1.4 MultiairTurbo-Petrol1
1.4T MultiAirTurbo-Petrol1
2.0 D1

ECUs

ECU manufacturers

Bosch 11Marelli 9

Available services

Stage 1 · 16DPF off · 2EGR off · 1

Remapping services

Stage 1

Optimising the original map with no hardware changes: more power and torque, full reliability.

DPF off

Particulate filter solution: no more regenerations or blockage warnings.

EGR off

EGR valve management to reduce soot issues and improve response.

Why remap with Repromatronic

  • More power and torque with engine-safe tuning
  • Sharper throttle response and nicer driving
  • Potential fuel savings in normal driving
  • Files built from the original and 100% reversible
  • Made by technicians with thousands of projects behind them

Are you a driver?

Request a free quote for your vehicle and we'll tell you the gains you can expect.

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Are you a workshop or professional?

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Frequently asked questions

What is MultiAir?

It is the group's variable valve actuation system, fitted to the 1.4 turbocharged petrol. It is present in our catalogue for this model.

Which engine gains most?

The 2.0 MultiJet diesel in absolute torque, though the 1.4 turbocharged petrol also responds strongly for its displacement.

Is the work reversible?

Yes. We always keep the original ECU file, so the car can be returned to its factory configuration.

Data comes from our project history. Exact availability is confirmed when you request the file.

REPROMATRONIC
Líderes en reprogramación de centralitas ECU y TCU en España
© 2026 Repromatronic S.L. · CIF B24963894 · Zaragoza, España
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