Why does the check engine light in my A4 turn on when I start my car?

It's okay if your check engine light comes on when you first start your vehicle. This is just your A4 testing its circuits. The light should turn off in a bit, but come see us if it doesn't.

Are Audi A4 engine noises bad?

Strange under-the-hood noises can point to problems within your Audi A4 engine. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can indicate 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, revving the engine while still in Park, or slamming the gas pedal while the engine is still cold. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Is it okay to put water in my Audi A4 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 A4 engine to 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 repairs 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!

Engine Repairs for Your 1999 Audi A4

Learn about

1999 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

V6/2.8L

Audi A4 Repairs and Services

Nothing stays the same forever. Even your Audi A4's many parts and pieces. 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 1999 Audi A4.

We’re Trained to Care for Audi A4 Engines

The Audi A4 is respected for its reliability. That might be why you bought it in the first place. However, the wear-proof engine has yet to be invented! Things can go sideways sometimes. If the unexpected strikes, you may search the internet frantically for quick and affordable 1999 Audi A4 engine repairs. Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. Since 1926, we’ve taken care of 500 million+ cars, so you can rest assured knowing your Audi A4 engine will be in good hands. Schedule an appointment if you're experiencing problems that could require engine repair. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

Illuminated Check Engine Light on 1999 Audi A4

An illuminated check engine light on your Audi A4 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, Potential causes may include a faulty oxygen sensor, bad spark plug, a problem with your catalytic converter, or a leaking engine vacuum, but that's only a few of the 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. engine pinging noises, oil leaks, or a sinking feeling that something’s wrong.

Engine Repairs for Your 1999 A4

If your 1999 A4 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 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. By choosing Firestone Complete Auto Care for A4 engine repairs and you can feel good knowing that we only use Audi-compliant replacement parts such as the timing chain or belt, engine oil seal, fuses, or another part.

Engine Q&A 1999 Audi A4

Why does the check engine light in my A4 turn on when I start my car? It's okay if your check engine light comes on when you first start your vehicle. This is just your A4 testing its circuits. The light should turn off in a bit, but come see us if it doesn't.
Are Audi A4 engine noises bad? Strange under-the-hood noises can point to problems within your Audi A4 engine. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can indicate 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, revving the engine while still in Park, or slamming the gas pedal while the engine is still cold. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Is it okay to put water in my Audi A4 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 A4 engine to 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 repairs 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!