Why does the check engine light come on when I start my A8?

Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your A8 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 A8 making engine noise?

Unusual noises can signal a problem with your Audi A8 engine. Tapping or knocking could mean you're low on oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing may be caused by 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 A8 engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, flooring the gas pedal while the car is 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.

Can I use water in my Audi A8 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 could cause my A8 engine to suddenly stop?

There are different reasons your A8 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.

Where can I go for Audi A8 repair?

Your local Firestone Complete Auto Care fixes Audi A8 engines. Book an appointment today! We have thousands of locations across the country.

Engine Repairs for Your 1998 Audi A8

Learn about

1998 Audi A8 Trim Options

Select your Audi A8 trim level to learn more about Audi-recommended engine repair. Use the following chart to find information.

V8/3.7L

Repairs for Your 1998 Audi A8

Nothing lasts forever. Even your Audi A8’s engine parts and components will change. When something breaks or fails, we’re ready to help. Click on a repair below to learn more about 1998 Audi A8 repairs.

We Know Audi A8 Engines

The Audi A8 is respected for its reliability. You may have even been thinking about that when you bought 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 1998 Audi A8 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 A8 engines. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

My 1998 Audi A8 Check Engine Light Is On

An illuminated check engine light on your Audi A8 is one of the first signs it's time to 'brake' for engine service. A check engine light that’s flashing or steadily illuminated could point to problems with your fuel injection, Possible causes can include a failing oxygen sensor, bad spark plug, a problem with your catalytic converter, or a leak in the engine vacuum, to name a few possible causes. Stop by your local Firestone Complete Auto Care to get your A8 issues diagnosed and our expert techs will get the root of the problem. Other signs it's time for Audi A8 engine service might include oil leaks, or misfiring.

1998 A8 Engine Services

If your 1998 A8 engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We never do any work without your sign-off. If a service can wait, we’ll make sure you know. We'll also tell you if it's necessary for your safety. 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 1998 A8 engine repairs and you can feel confident knowing that we use Audi-approved parts and components like the timing chain or belt, oil gasket, sensors, or other parts.

1998 Audi A8 Engine Q&A

Why does the check engine light come on when I start my A8? Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your A8 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 A8 making engine noise? Unusual noises can signal a problem with your Audi A8 engine. Tapping or knocking could mean you're low on oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing may be caused by 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 A8 engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, flooring the gas pedal while the car is 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.
Can I use water in my Audi A8 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 could cause my A8 engine to suddenly stop? There are different reasons your A8 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.
Where can I go for Audi A8 repair? Your local Firestone Complete Auto Care fixes Audi A8 engines. Book an appointment today! We have thousands of locations across the country.