Why does the check engine light in my A4 turn on when I start my car?

Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your A4 firing up its circuits. The light should turn off in a bit, but come see us if it doesn't.

Why is my Audi A4 making engine noise?

Unusual noises can signal a problem with your Audi A4 engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage a Audi engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Audi A4 engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving the engine while still in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Is it okay to put water in my Audi A4 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 A4 to suddenly stop?

Your A4 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Who fixes Audi A4 engines?

Your local Firestone Complete Auto Care has you covered with expert A4 engine repair. Schedule an appointment today and see us at one of our thousands of locations.

Reliable Repairs for 2018 Audi A4 Engines

Learn about

2018 Audi A4 Trim Options

Select your Audi A4 trim level to learn more about Audi-recommended engine repair. Use the following chart to find information.

L4/2.0L

2018 Audi A4 Repair

Nothing stays the same forever. Even your Audi A4'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 2018 Audi A4.

We’re Trained to Care for Audi A4 Engines

Audi A4 engines are known for their reliability. You probably thought about that when you got it. However, even your trustworthy engine is subject to wear and tear. Things can go sideways sometimes. If they do, you’ll have to find a dependable 2018 Audi 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 more than 500 million vehicles since 1926, and our technicians know Audi A4 engines. Schedule an appointment if you're experiencing problems that could require engine repair. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

My 2018 Audi A4 Check Engine Light Is On

If your A4 check engine light is on, it’s time to get it looked at. A check engine light that’s flashing or steadily illuminated could point to problems with your or emission system that won't go away on its own. Possible causes can include a failing oxygen sensor, worn spark plug, issues with your catalytic converter, or a leaking engine vacuum, but that's only a few of the possible causes. Stop by your local Firestone Complete Auto Care to get your A4 issues diagnosed and we'll determine exactly why your check engine light is on. rattling sounds, oil leaks, or misfiring.

Audi A4 Engine Repair

When your Audi A4 engine needs repairs, our technicians will make sure you understand what’s going on before they start working on your engine. We never do any work without your sign-off. If a repair isn’t urgent right now, we’ll let 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 2018 A4 engine repairs and you can drive easy knowing that we use Audi-approved parts and fluids — cambelt, motor oil seal, fuses, or a different component.

Questions About 2018 Audi A4 Engines

Why does the check engine light in my A4 turn on when I start my car? Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your A4 firing up its circuits. The light should turn off in a bit, but come see us if it doesn't.
Why is my Audi A4 making engine noise? Unusual noises can signal a problem with your Audi A4 engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage a Audi engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Audi A4 engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving the engine while still in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Is it okay to put water in my Audi A4 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 A4 to suddenly stop? Your A4 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who fixes Audi A4 engines? Your local Firestone Complete Auto Care has you covered with expert A4 engine repair. Schedule an appointment today and see us at one of our thousands of locations.