Fiat 1.4 turbo engine problems

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The Fiat 1.4 turbo engine features a cast iron cylinder block. Furthermore, it produces from 105 to 200 horsepower. Despite its excellent performance, this engine has lots of issues. But what are the Fiat 1.4-T engine problems? 

Common problems with the Fiat 1.4 turbocharger engine are loss of coolant, ruptured turbocharger body, oil leakage, and failing timing belt. On top of that, other users have also recorded having excessive oil usage, worn-out spark plugs, trouble to start, and failing generators.

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What are the common problems with Fiat 1.4 turbo engine?

Ruptured turbocharger body

As stated earlier, the 1.4 turbo engine is made of an iron cast cylinder block. Even though its body is durable, it ruptures after covering several miles. Some of the signs of a ruptured turbocharger body include smoke coming from the exhaust, clear whistling, and loss of power.

Fixing the ruptured body can be challenging and cumbersome. So, you should visit a professional mechanic to have it repaired or replaced.

Loss of coolant

Another common problem with the Fiat 1.4 turbo engine is coolant loss. This issue is common in older Fiat 1.4 models. Coolant loss is normally caused by external leaks from connections between hoses, radiator hoses, and the radiator. Some of the signs of coolant loss are engine overheating, a sweet aroma, and orange/pink/lime-green puddles below the car.

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To fix this issue, you will visit a mechanic to help you diagnose and fix the underlying problem.

Oil leakage

Oil leakages in this model are normally caused by brittle parts. That’s why it is vital to have your car serviced as recommended by the manufacturer. Signs of oil leakage in the Fiat 1.4 turbo engine are smoke from the engine, engine overheating, the smell of burning oil, and dark puddles under your car.

If you want to fix this issue, you will have the engine diagnosed and the faulty or damaged part replaced.

Excessive oil usage

Apart from having oil leaks, this engine also experiences excessive oil usage at higher mileage. Many users of this model have complained about their engine using excessive oil at higher mileage. While this doesn’t look like a serious issue, it is vital to check parts such as gaskets, cylinders, seals, and ring grooves. This is because all of these parts can contribute to excessive oil usage.

If any of the above parts are damaged or faulty, they should be fixed immediately.

Failing generator

The generator in the Fiat 1.4 turbo engine is one of the most problematic parts of this car. If the generator fails, you will have to repair it with only the original parts. So, this is something that interested buyers should consider before thinking of acquiring this excellent model.

Signs of a bad generator are dim lights, whining noises, dead battery, the smell of burning rubber, and malfunctioning accessories.

Trouble starting

Many users of the Fiat 1.4 turbo engine have complained of having trouble starting the engine on the second start. This is chiefly caused by insufficient fuel pressure. On top of that, it is a sign that the fuel pressure regulator, the fuel pump check valve, or the fuel injector is failing or damaged.

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So, you should visit a professional mechanic for an inspection and to fix the problem. 

Worn-out spark plugs and ignition coils

Fiat recommends users of its cars replace spark plugs and ignition coils every 30,000 to 40,000 miles. Failure to do so, will wear out and cause multiple problems. Some of the problems that the spark plugs causes are rough idling, engine misfiring, lack of acceleration, and much more.

So, if the spark plugs have worn out on your Fiat 1.4 turbo engine, you should have them replaced immediately.

Failing timing belt

The manufacturer recommends the timing belt on the Fiat 1.4 turbo be changed every 37,000 miles. Failure to change the belt will lead to several problems like exhaust issues, a ticking noise, the engine won’t turnover, and revs may start acting up. Ensure to always replace the timing belt in time to avoid such issues.


Is the Fiat 1.4 turbo engine reliable?

The Fiat 1.4 T-jet engine may come with multiple issues, but this doesn’t mean that it is unreliable. On the flip side, this engine is pretty reliable and durable. The only challenge that the users might face is the high cost of spare parts and services.

How long does the Fiat 1.4 turbo engine last?

Like most Fiat models, the Fiat 1.4 turbo engine can last for more than 200k or even 250k with good care and maintenance. The car can even last longer if the user practices good driving habits. On top of that, they should adhere to the manufacturer’s recommended scheduled maintenance service.

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What is the high mileage for the Fiat 1.4-T engine?

The Fiat 1.4 turbo engine may be durable and reliable, but it also develops serious issues after a certain period. Therefore, if you’re looking to buy a nice used Fiat model with a 1.4 turbo engine, consider one with less than 120k miles. This is because most Fiat 1.4 turbo engines start to develop serious problems after clocking over 120k miles.

What are the common problems with Fiat cars?

Fiat produces some of the best city cars on the market. Their cars are sleek, reliable, efficient, and fun to drive. Nevertheless, they also come with multiple problems, including overheating engines, turbocharger issues, power problems, and faulty power steering. It also registers faulty clutch pressure plates, failing timing chains, suspension issues, and transmission problems. 

Which cars are fitted with the Fiat 1.4-T engine?

The Fiat 1.4 turbo engine is reliable. That’s why Fiat has featured it in several models, including Fiat Abarth 500, Fiat Punto, Fiat Grande Punto, Bravo, and Lancia Delta models. What’s more, this engine is offered in more than nine power variants, including 105 hp, 120 hp, 135 hp, 140 hp, 150 hp, 155 hp, 160 hp, 180 hp, and 200 hp.

Bottom line

The Fiat 1.4-T engine was made based on the 1.4 fire engine family. As a result, it is pretty reliable and performs well. Nonetheless, it also comes with various issues as we’ve discussed. But if this engine is well-maintained and cared for, most of the issues we’ve discussed can be avoided.

Edwin Odipo

Why do you love writing about cars? Cars make our lives easy. You can visit your distant friend, relative or even rush to the grocery store a few miles from your home with a lot of ease. Imagine how life was before the invention of cars?? To me, cars are a blessing that made life more convenient.

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