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

Generally, your check engine light turning on upon ignition is not a bad thing. 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.

Are Hyundai Sonata engine noises bad?

Strange engine sounds can be a sign something’s off in your Hyundai Sonata. Tapping or knocking could mean you're low on oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage a Hyundai engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Hyundai Sonata engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' flooring the gas pedal while the car is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Is it okay to put water in my Hyundai Sonata 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 the engine in my Sonata to suddenly stop?

If your Sonata car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.

Who fixes Hyundai Sonata engines?

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

2020 Hyundai Sonata Engine Repair

Learn about

2020 Hyundai Sonata Trim Options

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

L4/1.6L

L4/2.5L

L4/1.6L

L4/2.5L

L4/1.6L

L4/2.5L

L4/1.6L

L4/2.5L

Hyundai Sonata Repairs and Services

Nothing stays the same forever. Even your Hyundai Sonata’s engine parts and components will change. 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 2020 Hyundai Sonata.

We Care for Hyundai Sonata Engines

Hyundai Sonata drivers trust that their Sonata will take them near and far. You probably thought about that when you got it. Even so, pieces and parts can break down over time. Sometimes plans go sideways. If they do, you’ll have to find a dependable 2020 Hyundai 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 Hyundai Sonata engine will be in good hands. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

Illuminated Check Engine Light on 2020 Hyundai Sonata

An illuminated check engine light on your Hyundai Sonata is one of the first signs it's time to 'brake' for engine service. A steady or flashing check engine light could signal a serious issue with your vehicle's ignition, Possible causes can include a failing oxygen sensor, worn spark plug, a problem with your catalytic converter, or a leak in the engine vacuum, to name a few potential sources. Bring your Sonata to Firestone Complete Auto Care to get computerized diagnostics and our expert techs will get the root of the problem. Other signs it's time for Hyundai Sonata engine service might include burning smells, or a sinking feeling that something’s wrong.

2020 Sonata Engine Services

When your Hyundai Sonata engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We don't start working until we have your approval. 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 give you all the details you need to make an informed decision about your engine repairs. Choose Firestone Complete Auto Care for Hyundai Sonata engine repairs and you can feel confident knowing that we use Hyundai-approved parts and components like the serpentine belt, oil gasket, fuses, or a different component.

Engine Q&A 2020 Hyundai Sonata

Why does the check engine light in my Sonata turn on when I start my car? Generally, your check engine light turning on upon ignition is not a bad thing. 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.
Are Hyundai Sonata engine noises bad? Strange engine sounds can be a sign something’s off in your Hyundai Sonata. Tapping or knocking could mean you're low on oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage a Hyundai engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Hyundai Sonata engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' flooring the gas pedal while the car is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Is it okay to put water in my Hyundai Sonata 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 the engine in my Sonata to suddenly stop? If your Sonata car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.
Who fixes Hyundai Sonata engines? Your local Firestone Complete Auto Care offers Hyundai Sonata engine repair. Schedule an appointment today at one of our thousands of locations nationwide!