Why does the check engine light come on when I start my A4?

It’s usually normal for your check engine light to turn on upon ignition. It’s just your A4 firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Why is my Audi A4 making engine noise?

Strange under-the-hood noises can point to problems within your Audi A4 engine. Knocking or tapping could be a symptom of low oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing can be traced back to a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage my Audi A4 engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, 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.

Can I use water in my Audi A4 radiator?

It’s not recommended you put water in your A4 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.

Why did my A4 engine suddenly stop?

There are different reasons your A4 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 Audi A4 engines?

Your local Firestone Complete Auto Care offers Audi A4 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Reliable Repairs for 2015 Audi A4 Engines

Learn about

2015 Audi A4 Trim Options

Select your Audi A4 trim level to learn more about Audi-recommended engine repair. Even Audi A4 parts will get older and change.

L4/1.8L

L4/2.0L

Repairs for Your 2015 Audi A4

Nothing lasts forever. Even your Audi A4's many parts and pieces. When something breaks, we're ready. Click on a repair below to learn more about 2015 Audi A4 repairs.

We Know Audi A4 Engines

Audi A4 engines are known for their reliability. You probably thought about that when you got it. Even so, pieces and parts can break down over time. Things can go sideways sometimes. When they do, you might find yourself searching for 2015 Audi A4 engine repair or replacement parts. That’s where Firestone Complete Auto Care comes in. 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. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

My 2015 Audi A4 Check Engine Light Is On

As soon as your A4 check engine light turns on, it’s time to get an expert’s opinion. A check engine light that’s on or flashing could be a symptom of a serious problem in your car’s ignition, Potential causes may include a faulty oxygen sensor, bad spark plug, issues with your catalytic converter, or a leak in the engine vacuum, to name a few possible causes. Bring your A4 to Firestone Complete Auto Care to get computerized diagnostics and our expert techs will get the root of the problem. rattling sounds, oil leaks, or engine misfiring.

2015 A4 Engine Services

If your 2015 A4 engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We never do any work without your sign-off. If a repair can wait, we'll let you know. But if immediate repairs are necessary for your safety, we’ll make sure that's clear, too. We seek to give you all the info you need to make a smart decision about our services. By choosing Firestone Complete Auto Care for A4 engine repairs and you can drive easy knowing that we use Audi-approved parts and fluids — cambelt, valve guide seal, ignition coil, or another part.

Questions About 2015 Audi A4 Engines

Why does the check engine light come on when I start my A4? It’s usually normal for your check engine light to turn on upon ignition. It’s just your A4 firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Why is my Audi A4 making engine noise? Strange under-the-hood noises can point to problems within your Audi A4 engine. Knocking or tapping could be a symptom of low oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing can be traced back to a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage my Audi A4 engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, 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.
Can I use water in my Audi A4 radiator? It’s not recommended you put water in your A4 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.
Why did my A4 engine suddenly stop? There are different reasons your A4 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 Audi A4 engines? Your local Firestone Complete Auto Care offers Audi A4 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!