Why does the check engine light in my WRX STI turn on when I start my car?

It's okay if your check engine light comes on when you first start your vehicle. It’s just your WRX STI firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Are Subaru WRX STI engine noises bad?

Strange engine sounds can be a sign something’s off in your Subaru WRX STI. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage a Subaru engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Subaru WRX STI engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, flooring the gas pedal while the car is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Steer clear of these habits to help protect engine performance and efficiency.

Is it okay to put water in my Subaru WRX STI radiator?

It’s not recommended you put water in your WRX STI radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.

What could cause my WRX STI engine to suddenly stop?

Your WRX STI car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Where can I go for Subaru WRX STI repair?

Your local Firestone Complete Auto Care fixes Subaru WRX STI engines. Book an appointment today! We have thousands of locations across the country.

Engine Repairs for Your 2017 Subaru WRX STI

Learn about

2017 Subaru WRX STI Trim Options

Select your Subaru WRX STI trim level to learn more about Subaru-recommended engine repair. Even Subaru WRX STI parts will get older and change.

H4/2.5L

2017 Subaru WRX STI Repair

Nothing stays the same forever. Even your Subaru WRX STI's many parts and pieces. We’re here to help when something stops working. Select a repair or category to learn more about 2017 Subaru WRX STI services.

We’re Trained to Care for Subaru WRX STI Engines

Subaru WRX STI drivers trust that their WRX STI will take them near and far. That might be why you bought it in the first place. Even so, pieces and parts can break down over time. Sometimes plans go sideways. If they do, you’ll have to find a dependable 2017 Subaru service center — quick! Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service Subaru WRX STI engines. Schedule a courtesy inspection at the first sign of engine trouble. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

Check Engine Light on 2017 Subaru WRX STI

As soon as your WRX STI check engine light turns on, it’s time to get an expert’s opinion. A steady or flashing check engine light could signal a serious issue with your or emission system that won't go away on its own. Possible causes can include a failing oxygen sensor, damaged spark plug, a clogged catalytic converter, or a leaking engine vacuum, to name a few potential sources. Stop by your local Firestone Complete Auto Care to get your WRX STI issues diagnosed and we’ll figure out why that check engine light is giving you grief. engine rattling, essential fluid leaks, or engine misfiring.

Subaru WRX STI Engine Repair

If your 2017 WRX STI engine needs repairs, our expert techs will let you know what needs to be done and why before they get started. We never do any work without your sign-off. If a service can wait, we’ll make sure you know. But if immediate repairs are necessary for your safety, we’ll make sure that's clear, too. We want to provide you with the information you need to make an informed engine repair decision. Turn to Firestone Complete Auto Care for your 2017 WRX STI engine repairs and you can feel confident knowing that we use Subaru-approved parts and components like the timing belt, valve guide seal, sensors, or a different component.

Questions About 2017 Subaru WRX STI Engines

Why does the check engine light in my WRX STI turn on when I start my car? It's okay if your check engine light comes on when you first start your vehicle. It’s just your WRX STI firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Are Subaru WRX STI engine noises bad? Strange engine sounds can be a sign something’s off in your Subaru WRX STI. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage a Subaru engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Subaru WRX STI engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, flooring the gas pedal while the car is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Steer clear of these habits to help protect engine performance and efficiency.
Is it okay to put water in my Subaru WRX STI radiator? It’s not recommended you put water in your WRX STI radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.
What could cause my WRX STI engine to suddenly stop? Your WRX STI car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Where can I go for Subaru WRX STI repair? Your local Firestone Complete Auto Care fixes Subaru WRX STI engines. Book an appointment today! We have thousands of locations across the country.