Fiat · Power Calculator

Fiat Croma 2008 - 2011 1.9 JTDm 120hp Stage 1 Chip Tuning · ECU Remap

Name: Fiat Croma 2008 - 2011 1.9 JTDm 120hp Stage 1 Chip Tuning
Brand: Fiat

Catalog reference — not a measured result for this vehicle.

How much bhp does Fiat Croma 1.9 JTDm 120hp chip tuning add?

Catalog reference: power 120 → 160 bhp, difference +40 bhp (33%); torque 280 → 350 Nm. Actual results depend on vehicle condition and measurement.

Power120 → 160 bhp+40 bhp (+33%)

Torque280 → 350 Nm+70 Nm (+25%)

Figures are typical ranges; exact results depend on the vehicle's hardware and dyno measurement.

Stage 1 Remap EGR Delete DPF Delete AdBlue / SCR Delete DTC / Fault Code Removal

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Fiat Croma 2008 - 2011 1.9 JTDm 120hp

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Reversible: Yes, the original software is kept

Fiat Croma 2008 - 2011 1.9 JTDm 120hp — Stage 1 Remap

Stage 1 re-calibrates the ECU software — boost, fuelling and ignition maps — within the factory hardware's safe tolerances. No hardware changes are required.

DPF Delete, EGR Delete, AdBlue / SCR Delete

Fiat Croma 2008 - 2011 1.9 JTDm 120hp — Software deactivation of the diesel particulate filter (DPF/FAP) functions and fault codes. Verified software is used for AdBlue / SCR Delete, NOx Sensor Delete and EGR Delete fault solutions.

Solutions for this vehicle

Fiat Croma 1.9 JTDm 120hp DPF fault solution Fiat Croma 1.9 JTDm 120hp EGR fault solution

Fiat Croma 1.9 JTDm Stage 1: all generations →

Stage 1 Remap

Software that optimises the engine's power and torque maps within safe limits.

EGR Delete

Software deactivation of the exhaust gas recirculation (EGR) valve control and fault codes.

DPF Delete

Software deactivation of the diesel particulate filter (DPF/FAP) functions and fault codes.

AdBlue / SCR Delete

Software deactivation of the AdBlue/SCR dosing system and its fault/warning functions.

DTC / Fault Code Removal

Switching off selected diagnostic trouble codes (DTC) in the ECU software.

OUTSIDE TÜRKİYE?

Where can this be done near you?

Prime Chiptuning applies the software at its own centres in Türkiye. Abroad, our partners carry out the work with the same files, and workshops can order the file directly.

ENGINE FAMILY

About the Fiat / Alfa Romeo / Opel 1.9 JTD / JTDM / CDTi

The 1.9 JTD is the four-cylinder common-rail diesel used throughout the 2000s in the Fiat Stilo, Bravo, Doblo, Alfa Romeo 147, 156, 159, GT, Opel Astra, Vectra, Zafira and Saab 9-3, in 8- and 16-valve forms from 100 to 150 hp.

How a Stage 1 remap works on the Fiat Croma 1.9 JTDm 120hp

Stage 1 recalibrates rail pressure, injection and boost. With its durable block the engine responds well; the mid-range torque gain is clear. On 16-valve versions the condition of the swirl flaps affects the result.

Pre-remap checklist

Swirl flap mechanism on 16-valve versions.
EGR valve cleanliness.
Boost leaks and variable-geometry vanes.
Dual-mass flywheel and clutch.

This section is based on Prime Chiptuning workshop experience; the power and torque figures come from the catalogue measurement above.

ECUs used in Fiat vehicles

If you know your ECU family, its page lists exactly which solutions are available for it.

BOSCH EDC17C69 MARELLI MJD9 (ALL)MARELLI MJD8 (ALL)BOSCH EDC16C39 MARELLI MJD6 (ALL)BOSCH MED17 BOSCH EDC16 BOSCH EDC17C49 All ECU families →

Fiat Croma — Power Calculator

Engine	Power	Gain
1.9 JTDm 115hp	115 → 160 bhp	+45 bhp
1.9 JTDm 136hp	136 → 180 bhp	+44 bhp
1.9 JTDm 150hp	150 → 180 bhp	+30 bhp
2.4 JTD 200hp	200 → 235 bhp	+35 bhp

Frequently asked questions

How much bhp does Fiat Croma 1.9 JTDm 120hp chip tuning add?

Catalog reference: power 120 → 160 bhp, difference +40 bhp (33%); torque 280 → 350 Nm. Actual results depend on vehicle condition and measurement.

Will chip tuning damage the engine?

No. Values stay inside the safety margin the manufacturer leaves; engine, gearbox and turbo limits are not exceeded. Every file is verified with a road test and data logging. If the car needs maintenance first (worn injectors, blocked filter, weak clutch) we tell you before starting.

Will my fuel consumption go up?

With the same driving style it usually drops, because you hold the same speed at lower revs and less throttle. If you use the extra power, consumption naturally rises. It is down to your right foot.

How long does it take? Do I leave the car?

Most cars take 1–2 hours and you get the car back the same day; no need to leave it. Some models need the ECU removed, which takes longer — we tell you when booking.

Can I go back to stock later?

Yes. The original file is read and archived before any work. We restore the factory software free of charge whenever you ask.

Does it void my warranty?

Changing engine software can affect the manufacturer warranty. If a dealer finds a fault to be software related, they may refuse that claim. We want you to decide knowing this. Your original file stays with us and can be restored before a dealer visit.

Will it pass the roadworthiness test?

Stage 1 power software does not touch emission hardware. Work on emission systems is offered only for uses permitted by law; road use and inspection compliance remain the owner's responsibility.

How much does Fiat Croma 1.9 JTDm 120hp chip tuning cost?

Price depends on the vehicle, the ECU and the solution chosen. Send us your vehicle details on WhatsApp and we will quote straight away. Inspection and measurement are free.

How is the work done?

We scan for faults and read the original software first. The file is adapted to your car's hardware, written, and verified on a road test. The original is archived.

Is DPF Delete possible on the Fiat Croma 1.9 JTDm 120hp?

Yes. Our library contains a verified DPF Delete solution for the Fiat Croma 1.9 JTDm 120hp. Once your original file is read, compatibility is checked and the job is applied.

What is checked on the Fiat Croma 1.9 JTDm 120hp before remapping?

Before working on the Fiat / Alfa Romeo / Opel 1.9 JTD / JTDM / CDTi we check: Swirl flap mechanism on 16-valve versions. EGR valve cleanliness. Boost leaks and variable-geometry vanes. Dual-mass flywheel and clutch. If something needs attention, maintenance comes first; the remap is applied to a healthy engine.

⚠ Software work on emission systems is offered only for uses permitted by applicable law (motorsport, off-road use, export, fault diagnosis, etc.). Road use and inspection compliance of the vehicle remain the owner's responsibility.