Why does the check engine light come on when I start my A6 Quattro?

It’s usually normal for your check engine light to turn on upon ignition. It’s just your A6 Quattro 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 A6 Quattro making engine noise?

Strange under-the-hood noises can point to problems within your Audi A6 Quattro engine. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. 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 a Audi engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Audi A6 Quattro engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving your engine while the vehicle is in Park, or accelerating too quickly, too soon. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I use water in my Audi A6 Quattro 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.

Why did my A6 Quattro engine suddenly stop?

Your A6 Quattro car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Who repairs Audi A6 Quattro engines?

Your local Firestone Complete Auto Care fixes Audi A6 Quattro engines. Book an appointment today! We have thousands of locations across the country.

Engine Repairs for Your 2015 Audi A6 Quattro

Learn about

2015 Audi A6 Quattro Trim Options

Select your Audi A6 Quattro trim level to learn more about Audi-recommended engine repair. Even Audi A6 Quattro parts will get older and change.

L4/2.0L

V6/3.0L

Audi A6 Quattro Repairs and Services

Stuff wears out. Even your Audi A6 Quattro's many parts and pieces. When something breaks, we're ready. Select a repair or category to learn more about 2015 Audi A6 Quattro services.

We Know Audi A6 Quattro Engines

Audi A6 Quattro engines are known for their reliability. You probably thought about that when you got 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 2015 Audi A6 Quattro engine repair or replacement parts. 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 A6 Quattro 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 2015 Audi A6 Quattro

As soon as your A6 Quattro 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 or emission control system that won’t go away on its own. Potential causes may include a faulty oxygen sensor, damaged spark plug, a problem with your catalytic converter, or an engine vacuum leak, to name a few potential sources. Stop by your local Firestone Complete Auto Care to get your A6 Quattro issues diagnosed and our expert techs will get the root of the problem. engine pinging noises, burning smells, or engine misfiring.

Engine Repairs for Your 2015 A6 Quattro

If your 2015 Audi A6 Quattro needs engine repair, 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 repair isn’t urgent right now, we’ll let you know. If it's necessary for your safety, we'll make sure you understand that, too. We want to provide you with the information you need to make an informed engine repair decision. Choose Firestone Complete Auto Care for Audi A6 Quattro engine repairs and you can feel good knowing that we only use Audi-compliant replacement parts such as the cambelt, engine oil seal, fuses, or a different component.

2015 Audi A6 Quattro Engine Q&A

Why does the check engine light come on when I start my A6 Quattro? It’s usually normal for your check engine light to turn on upon ignition. It’s just your A6 Quattro 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 A6 Quattro making engine noise? Strange under-the-hood noises can point to problems within your Audi A6 Quattro engine. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. 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 a Audi engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Audi A6 Quattro engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving your engine while the vehicle is in Park, or accelerating too quickly, too soon. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I use water in my Audi A6 Quattro 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.
Why did my A6 Quattro engine suddenly stop? Your A6 Quattro car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who repairs Audi A6 Quattro engines? Your local Firestone Complete Auto Care fixes Audi A6 Quattro engines. Book an appointment today! We have thousands of locations across the country.