Why does the check engine light in my S4 turn on when I start my car?

It’s usually normal for your check engine light to turn on upon ignition. This is a sign that your vehicle is testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Are Audi S4 engine noises bad?

Unusual noises can signal a problem with your Audi S4 engine. Tapping or knocking could mean you're low on oil. 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 a sign of brake problems rather than engine issues.

What could damage a Audi engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Audi S4 engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving the engine while still in Park, or accelerating too quickly, too soon. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I use water in my Audi S4 radiator?

An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your S4 when you’re out of coolant, having water in the coolant reservoir is better than nothing.

What can cause a S4 engine to suddenly stop?

Reasons your S4 car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.

Who repairs Audi S4 engines?

Your local Firestone Complete Auto Care fixes Audi S4 engines. Book an appointment today! We have thousands of locations across the country.

Engine Repairs for Your 2024 Audi S4

Learn about

2024 Audi S4 Trim Options

Select your Audi S4 trim level to learn more about Audi-recommended engine repair. Use the following chart to find information.

Audi S4 Repairs and Services

Nothing stays the same forever. Even your Audi S4's many parts and pieces. We’re here to help when something stops working. Click on a repair below to learn more about 2024 Audi S4 repairs.

We Care for Audi S4 Engines

Audi S4 engines are known for their reliability. You may have even been thinking about that when you bought it. However, the wear-proof engine has yet to be invented! Things can go wrong on the road. When they do, you might find yourself searching for 2024 Audi S4 engine repair or replacement parts. That's when it's time to head to Firestone Complete Auto Care. We've serviced more than 500 million vehicles since 1926, and our technicians know Audi S4 engines. If you think something’s wrong with your engine, schedule an appointment at your convenience. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

Illuminated Check Engine Light on 2024 Audi S4

If your S4 check engine light is on, it’s time to get it looked at. A steady or flashing check engine light could signal a serious issue with your or emission control system that won’t go away on its own. Causes may include a faulty oxygen sensor, worn spark plug, issues with your catalytic converter, or a leaking engine vacuum, to name a few potential sources. Bring your S4 in for an on-board diagnostic check and we’ll figure out why that check engine light is giving you grief. Other signs your Audi S4 engine needs some TLC are essential fluid leaks, or a sinking feeling that something’s wrong.

Audi S4 Engine Repair

If your 2024 S4 engine needs repairs, 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. 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. Choose Firestone Complete Auto Care for Audi S4 engine repairs and you can feel good knowing that we only use Audi-compliant replacement parts such as the serpentine belt, engine oil seal, sensors, or a different component.

Questions About 2024 Audi S4 Engines

Why does the check engine light in my S4 turn on when I start my car? It’s usually normal for your check engine light to turn on upon ignition. This is a sign that your vehicle is testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Are Audi S4 engine noises bad? Unusual noises can signal a problem with your Audi S4 engine. Tapping or knocking could mean you're low on oil. 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 a sign of brake problems rather than engine issues.
What could damage a Audi engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Audi S4 engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving the engine while still in Park, or accelerating too quickly, too soon. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I use water in my Audi S4 radiator? An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your S4 when you’re out of coolant, having water in the coolant reservoir is better than nothing.
What can cause a S4 engine to suddenly stop? Reasons your S4 car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.
Who repairs Audi S4 engines? Your local Firestone Complete Auto Care fixes Audi S4 engines. Book an appointment today! We have thousands of locations across the country.