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Fiat Stilo problems (2001–2007)

The only engine of the Fiat Stilo that we have documented, the 1.9 JTD/Multijet and 2.4 JTD, has high or critical severity faults in the versions it is fitted to. Our verdict for the versions it is fitted to: «With caution».[1][2][3][4][5]

Outside the engine: Away from the engine, the Fiat Stilo (2001-2007) is better known for its electronics than its engine: several sources agree that a large share of cars suffered faults in the multiplex wiring and control units. There are also reports of broken wishbones and front springs, rapid tyre wear, loss of power steering assistance and leaks through the sunroof. There are no verifiable European recalls for these systems.[6][7][8]

Fiat Stilo (2001–2007)
Photo: FiatDoBrasil · Public domain · Wikimedia Commons. Reference image for this generation.
02468105.6out of 10

Fiat Stilo rating: acceptable reliability

Calculated using only 11 documented faults and their sources: the most serious and frequent faults weigh more. How it is calculated

  • Engine5.26 faults
  • Gearbox10.0No documented faults
  • Suspension7.51 fault and ITV (technical inspection)
  • Brakes7.6Technical inspection (ITV) only: 1.0 times the defects normal for its age
  • Tyres and wheels8.61 fault
  • Steering8.51 fault and ITV (technical inspection)
  • Electrical system10.0No documented faults
  • Headlights and lights7.2Technical inspection (ITV) only: 1.1 times the defects normal for its age
  • Electronics and infotainment7.11 fault
  • Climate control10.0No documented faults
  • Bodywork and interior8.01 fault and ITV (technical inspection)
  • Airbags and safety10.0No documented faults

Ranked 68 of 90 among the compact cars with solid evidence. See the ranking

The weak points of the Fiat Stilo

  1. 1High severity: Intake manifold flap failure (swirl effect)1.9 JTD/Multijet and 2.4 JTD engine
  2. 2Medium severity: Electrical and electronic faults in the multiplex systemElectronics and infotainment
  3. 3High severity: Turbocharger wear or failure1.9 JTD/Multijet and 2.4 JTD engine
  4. 4High severity: Breakage of the front suspension wishbones and springsSuspension
  5. 5Medium severity: EGR valve blocked by carbon1.9 JTD/Multijet and 2.4 JTD engine · repair €130–€800

Documented engine

The first label is the most serious fault affecting that engine in this car; the second, our verdict for the versions it is fitted to. Each engine's risk index is calculated only from the faults that affect this car (how we calculate it). We only show engines we have documented with sources: if yours does not appear, we have not analysed it yet. View all engines

See what to check before buying

Outside the engine

12 sourcesHow we work

1.9 JTD/Multijet and 2.4 JTD

Fiat 1.9 JTD, 1.9 JTDm Multijet (8v and 16v) and 2.4 JTD/Multijet · Diesel

In the Stilo
2001–2007[7][9]
Names
1.9 JTD 80 · 1.9 JTD 115 · 1.9 JTDm 100 · 1.9 JTDm 120 · 1.9 JTDm 16v 140
Faults that affect it
6 · 2 of high or critical severity
Risk index on this car
48
Moderate risk

Verdict for the versions it uses

  • 1.9 JTD/Multijet 8v (78-130 hp, 1997-2010)1997–2010 · 78–130 hp · Z19DT

    With caution

    A mechanically long-lived engine according to the workshops consulted, but with known faults that should be checked: the EGR valve clogs easily in urban use and, on the Opel and Saab versions, the intake manifold flaps and the turbo can give trouble. Worth buying with a verifiable maintenance history.[1][2][3]

  • 1.9 JTD/Multijet 16v (140-190 hp, 2002-2010)2002–2010 · 140–190 hp · Z19DTH

    With caution

    It shares the 8-valve version's EGR valve weakness and, on the Opel and Saab engines, the intake flaps, described as typical of this engine in the Opel Zafira B. With more power and, on many cars, a standard particulate filter, turbo wear and DPF clogging in urban use are added. Worth considering with a maintenance history and by checking these points.[4][5]

Faults that affect the Stilo

  1. High severityFrequency: CommonIntakeIntake manifold flap failure (swirl effect)Yes: the intake manifold has flaps that create a swirl in the air at low revs, and their mechanism can seize or break with use. Two independent data sheets point to this fault as typical of Opel's 1.9 CDTI, with loss of power and the engine warning light on.
  2. High severityFrequency: OccasionalTurboTurbocharger wear or failureThe turbo (fixed on the basic versions, variable geometry on the more powerful ones) fails occasionally: a documented Alfa Romeo 147 needed a new turbo at around 215,000 km, and the Opel Vectra C and Zafira B report failures among their owners, although other accounts describe it as very durable.
  3. Medium severityFrequency: CommonEmissions controlEGR valve blocked by carbonYes: the EGR valve accumulates carbon with urban use and short journeys, which turns on the engine warning light and causes loss of power. It is one of this engine's most cited faults, documented independently on Alfa Romeo, Fiat and Opel.Repair (garage): €130–€800Appears at around 80,000 km
  4. Medium severityFrequency: CommonEmissions controlParticulate filter (DPF) clogging in urban useOn versions with a particulate filter, urban use with short journeys prevents regeneration from completing and the filter clogs: the warning light comes on, the car enters limp mode and consumption rises. A 30-minute motorway run every two weeks is recommended to avoid it.Repair (garage): €350–€600
  5. Medium severityFrequency: CommonClutchDual-mass flywheel wear on manual gearbox versionsYes: the dual-mass flywheel on manual gearbox versions wears with mileage and is usually replaced together with the clutch. On the Opel Zafira B there are several documented replacements between 105,000 and 195,000 km, one of them with a dealer invoice of around €1,900.Repair: €1,900Appears at around 105,000 km
  6. Low severityFrequency: OccasionalIntakeFaulty air flow meter on the 1.9 JTD / Multijet (loss of power)On the 1.9 JTD and 1.9 CDTI the air flow meter repeatedly appears among ancillary faults: loss of power. It is fixed by replacing the sensor after ruling out air leaks and the EGR.Repair (garage): €100–€300

Stilo 1.9 JTD/Multijet and 2.4 JTD pageAll versions and faults of the 1.9 JTD/Multijet and 2.4 JTD

Faults of the Fiat Stilo outside the engine

Suspension, brakes, tyres, electronics and the rest of the car. They occur with any engine.

What the MOT inspection finds on the Fiat Stilo

Official Dutch MOT (APK) inspection data: 1,777 inspections of 801 cars registered between 2001 and 2007, compared with cars of the same age.

  • Suspension and axles· counts in the score

    Defects in 11.9% of inspections; in cars of its age, 10.6%.

    Average

  • Brakes· counts in the score

    Defects in 12.6% of inspections; in cars of its age, 13.1%.

    Average

  • Steering· counts in the score

    Defects in 2.6% of inspections; in cars of its age, 4.3%.

    Fewer defects than average

  • Headlights and lights· counts in the score

    Defects in 32.9% of inspections; in cars of its age, 28.9%.

    Average

  • Rust and bodywork· counts in the score

    Defects in 1.9% of inspections; in cars of its age, 1.9%.

    Average

  • Exhaust and emissions

    Defects in 11.7% of inspections; in cars of its age, 6.3%.

    More defects than average

  • Fluid leaks

    Defects in 15.7% of inspections; in cars of its age, 13.1%.

    Average

  • Glass, wipers and mirrors

    Defects in 6.8% of inspections; in cars of its age, 6.4%.

    Average

  • Tyres and wheels· depends mostly on maintenance

    Defects in 16.9% of inspections; in cars of its age, 17.5%.

    Average

The inspection measures wear and the defects visible at a periodic check, not engine or electronics failures. Source: RDW Open Data (public domain). How we calculate it · opendata.rdw.nl

Checklist for buying a used Fiat Stilo

Check the advert or the paperwork to see which engine the car has and go through its section. Each point comes from a documented fault; you can tick them off as you inspect.

If it has the 1.9 JTD/Multijet and 2.4 JTD (2001–2007)

Intake manifold flap failure (swirl effect)

High severity

Turbocharger wear or failure

High severity

EGR valve blocked by carbon

Medium severity

Particulate filter (DPF) clogging in urban use

Medium severity

Dual-mass flywheel wear on manual gearbox versions

Medium severity

Faulty air flow meter on the 1.9 JTD / Multijet (loss of power)

Low severity

Wear parts for the Fiat Stilo

Brakes, wiper blades, pollen filter and battery, searched for this model. The exact part number depends on the engine and year: confirm it with the registration plate or VIN.

Affiliate links: if you buy from these shops, MotorFiable may receive a commission at no cost to you. Check compatibility against the registration plate or VIN before ordering. More information

Buying a Fiat Stilo?

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Own a Fiat Stilo? Tell us what faults you have had, at what mileage and how much you paid. Report your fault.

Frequently asked questions

Is the Fiat Stilo reliable?

The only engine of the Fiat Stilo that we have documented, the 1.9 JTD/Multijet and 2.4 JTD, has high or critical severity faults in the versions it is fitted to. Our verdict for the versions it is fitted to: «With caution». Away from the engine, the Fiat Stilo (2001-2007) is better known for its electronics than its engine: several sources agree that a large share of cars suffered faults in the multiplex wiring and control units. There are also reports of broken wishbones and front springs, rapid tyre wear, loss of power steering assistance and leaks through the sunroof. There are no verifiable European recalls for these systems.

What problems does the Fiat Stilo have apart from the engine?

Away from the engine, the Fiat Stilo (2001-2007) is better known for its electronics than its engine: several sources agree that a large share of cars suffered faults in the multiplex wiring and control units. There are also reports of broken wishbones and front springs, rapid tyre wear, loss of power steering assistance and leaks through the sunroof. There are no verifiable European recalls for these systems. The most important documented faults are: electrical and electronic faults in the multiplex system (electronics and infotainment, medium severity), breakage of the front suspension wishbones and springs (suspension, high severity), premature, uneven wear of the front tyres (tyres and wheels, medium severity) and loss of power steering assistance (steering, medium severity).[6][7][8]

What faults does the Fiat Stilo have?

The most important by severity and frequency, on the engines we have documented, are: intake manifold flap failure (swirl effect) (1.9 JTD/Multijet and 2.4 JTD, high severity), turbocharger wear or failure (1.9 JTD/Multijet and 2.4 JTD, high severity), EGR valve blocked by carbon (1.9 JTD/Multijet and 2.4 JTD, medium severity), particulate filter (DPF) clogging in urban use (1.9 JTD/Multijet and 2.4 JTD, medium severity) and dual-mass flywheel wear on manual gearbox versions (1.9 JTD/Multijet and 2.4 JTD, medium severity).

Sources

Every fact on this page links to its source. If you find an error, let us know.

  1. Alfa Romeo 156 : les plus et les moinsFiches-auto.fr · Motoring press · consulted 27 September 2026 · in French
  2. Alfa Romeo 147 : les plus et les moinsFiches-auto.fr · Motoring press · consulted 27 September 2026 · in French
  3. Opel Vectra C (2002-2008) – Typische Probleme & SchwachstellenGebrauchtwagenberater · Motoring press · consulted 27 September 2026 · in German
  4. Opel Zafira B (2005-2014) – Typische Probleme & SchwachstellenGebrauchtwagenberater · Motoring press · consulted 27 September 2026 · in German
  5. Alfa Romeo 159 : les plus et les moinsFiches-auto.fr · Motoring press · consulted 27 September 2026 · in French
  6. Fiabilité Fiat Stilo (2001-2007) - pannes et problèmes recensésFiches-auto.fr · Owners' forum · consulted 27 September 2026 · in French
  7. Fiat StiloWikipedia en español · Other source · consulted 27 September 2026 · in Spanish
  8. Fiat StiloWikipédia (français) · Other source · consulted 27 September 2026 · in French
  9. Fiat Stilo : les plus et les moinsFiches-auto.fr · Motoring press · consulted 27 September 2026 · in French
  10. Alfa Romeo GT: problemas, fallos y averías más frecuentesTotalrenting · Other source · consulted 27 September 2026 · in Spanish
  11. Opel Zafira 2 : les plus et les moinsFiches-auto.fr · Motoring press · consulted 27 September 2026 · in French
  12. Fiabilité Alfa Romeo 147 (2005-2010) : pannes et problèmesFiches-auto.fr · Motoring press · consulted 30 October 2026 · in French