Why does the check engine light come on when I start my S4?

It’s usually normal for your check engine light to turn on upon ignition. It’s just your S4 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 S4 making engine noise?

Strange engine sounds can be a sign something’s off in your Audi S4. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have 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 Audi S4 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 accelerating too quickly, too soon. 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 S4 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 S4 engine to suddenly stop?

If your S4 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 Audi S4 engines?

For Audi S4 engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.

Engine Repairs for Your 2016 Audi S4

Learn about

2016 Audi S4 Trim Options

Select your Audi S4 trim level to learn more about Audi-recommended engine repair. Even Audi S4 parts will get older and change.

V6/3.0L

Repairs for Your 2016 Audi S4

Nothing lasts forever. Even your Audi S4’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 2016 Audi S4.

We’re Trained to Care for Audi S4 Engines

Audi S4 drivers trust that their S4 will take them near and far. That might be why you bought it in the first place. However, even your trustworthy engine is subject to wear and tear. Things can go sideways sometimes. When they do, you might find yourself searching for 2016 Audi S4 engine repair or replacement parts. That’s where Firestone Complete Auto Care comes in. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service Audi S4 engines. Schedule a courtesy inspection at the first sign of engine trouble. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

My 2016 Audi S4 Check Engine Light Is On

An illuminated check engine light on your Audi S4 is one of the first signs it's time to 'brake' for engine service. A check engine light that’s on or flashing could be a symptom of a serious problem in your or emission system, and it won’t go away by ignoring it. Possible causes can include a failing oxygen sensor, worn spark plug, issues with your catalytic converter, or a leaking engine vacuum, to name a few potential sources. Bring your S4 to Firestone Complete Auto Care to get computerized diagnostics and we'll determine exactly why your check engine light is on. engine pinging noises, oil leaks, or misfiring.

Audi S4 Engine Repair

When your Audi S4 engine needs repairs, our expert techs will let you know what needs to be done and why before they get started. We don't start working until we have your approval. 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 give you all the details you need to make an informed decision about your engine repairs. By choosing Firestone Complete Auto Care for S4 engine repairs and you can drive easy knowing that we use Audi-approved parts and fluids — timing belt, motor oil seal, sensors, or a different component.

Questions About 2016 Audi S4 Engines

Why does the check engine light come on when I start my S4? It’s usually normal for your check engine light to turn on upon ignition. It’s just your S4 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 S4 making engine noise? Strange engine sounds can be a sign something’s off in your Audi S4. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have 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 Audi S4 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 accelerating too quickly, too soon. 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 S4 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 S4 engine to suddenly stop? If your S4 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 Audi S4 engines? For Audi S4 engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.