Why does the check engine light come on when I start my WRX?

It's okay if your check engine light comes on when you first start your vehicle. This is a sign that your vehicle is testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why is my Subaru WRX making engine noise?

Strange under-the-hood noises can point to problems within your Subaru WRX engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing may be caused by a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage my Subaru WRX engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving your engine while the vehicle 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.

Can I use water in my Subaru WRX radiator?

Only in emergencies. A 50/50 mix of coolant and water (or a pre-mixed) coolant is recommended. However, if you must keep driving when you're out of coolant, it's better to drive with water in your coolant reservoir than nothing.

What can cause a WRX engine to suddenly stop?

There are different reasons your WRX vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.

Who fixes Subaru WRX engines?

Your local Firestone Complete Auto Care offers Subaru WRX engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

2021 Subaru WRX Engine Repair

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2021 Subaru WRX Trim Options

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

H4/2.0L

2021 Subaru WRX Repair

Nothing lasts forever. Even your Subaru WRX's many parts and pieces. When something breaks or fails, we’re ready to help. Select a service or repair below to learn more about what we can do for your 2021 Subaru WRX.

We’re Trained to Care for Subaru WRX Engines

The Subaru WRX is respected for its reliability. That might be why you bought it in the first place. However, even your trustworthy engine is subject to wear and tear. Sometimes plans go sideways. If they do, you’ll have to find a dependable 2021 Subaru service center — quick! Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. Since 1926, we’ve taken care of 500 million+ cars, so you can rest assured knowing your Subaru WRX engine will be in good hands. If you think something’s wrong with your engine, schedule an appointment at your convenience. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

My 2021 Subaru WRX Check Engine Light Is On

An illuminated check engine light on your Subaru WRX is one of the first signs it's time to 'brake' for engine service. A check engine light that’s flashing or steadily illuminated could point to problems with your car’s starter, Potential causes may include a faulty oxygen sensor, bad spark plug, issues with your catalytic converter, or a leak in the engine vacuum, but that's only a few of the possible causes. Bring your WRX to Firestone Complete Auto Care to get computerized diagnostics and our expert techs will get the root of the problem. Other signs your Subaru WRX engine needs some TLC are essential fluid leaks, or engine misfiring.

Subaru WRX Engine Repair

If your 2021 Subaru WRX needs engine repair, our technicians will make sure you understand what’s going on before they start working on your engine. We don't start working until we have your approval. If a service can wait, we’ll make sure you know. We'll also tell you if it's necessary for your safety. We seek to give you all the info you need to make a smart decision about our services. Turn to Firestone Complete Auto Care for your 2021 WRX engine repairs and you can drive easy knowing that we use Subaru-approved parts and fluids — timing chain or belt, engine oil seal, ignition coil, or other parts.

Questions About 2021 Subaru WRX Engines

Why does the check engine light come on when I start my WRX? It's okay if your check engine light comes on when you first start your vehicle. This is a sign that your vehicle is testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why is my Subaru WRX making engine noise? Strange under-the-hood noises can point to problems within your Subaru WRX engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing may be caused by a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage my Subaru WRX engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving your engine while the vehicle 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.
Can I use water in my Subaru WRX radiator? Only in emergencies. A 50/50 mix of coolant and water (or a pre-mixed) coolant is recommended. However, if you must keep driving when you're out of coolant, it's better to drive with water in your coolant reservoir than nothing.
What can cause a WRX engine to suddenly stop? There are different reasons your WRX vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.
Who fixes Subaru WRX engines? Your local Firestone Complete Auto Care offers Subaru WRX engine repair. Schedule an appointment today at one of our thousands of locations nationwide!