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 dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Why does my Audi engine sound different?

Strange under-the-hood noises can point to problems within your Audi A4 engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing may be caused by a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.

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. Steer clear of these habits to help protect engine performance and efficiency.

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 can cause a A4 engine to suddenly stop?

Reasons your A4 car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.

Who fixes Audi A4 engines?

Your local Firestone Complete Auto Care has you covered with expert A4 engine repair. Schedule an appointment today and see us at one of our thousands of locations.

2020 Audi A4 Engine Repair

Learn about

2020 Audi A4 Trim Options

Select your Audi A4 trim level to learn more about Audi-recommended engine repair. Use the following chart to find information.

L4/2.0L

Repairs for Your 2020 Audi A4

Nothing lasts 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 2020 Audi A4.

We’re Trained to Care for Audi A4 Engines

Audi A4 drivers trust that their A4 will take them near and far. You probably thought about that when you got it. However, even your trustworthy engine is subject to wear and tear. Things can go wrong on the road. If the unexpected strikes, you may search the internet frantically for quick and affordable 2020 Audi A4 engine repairs. 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 A4 engines. If you think something’s wrong with your engine, schedule an appointment at your convenience. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

My 2020 Audi A4 Check Engine Light Is On

If your A4 check engine light is on, it’s time to get it looked at. A check engine light that’s flashing or steadily illuminated could point to problems with your or emission system, and it won’t go away by ignoring it. Potential causes may include a faulty oxygen sensor, bad spark plug, a clogged catalytic converter, or a leak in the engine vacuum, to name a few potential sources. Stop by your local Firestone Complete Auto Care to get your A4 issues diagnosed and our expert techs will get the root of the problem. engine rattling, oil leaks, or misfiring.

Engine Repairs for Your 2020 A4

If your 2020 A4 engine needs repairs, our technicians will provide you with a thorough explanation beforehand. 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 seek to give you all the info you need to make a smart decision about our services. Turn to Firestone Complete Auto Care for your 2020 A4 engine repairs and you can drive easy knowing that we use Audi-approved parts and fluids — serpentine belt, oil gasket, ignition coil, or another part.

2020 Audi A4 Engine Q&A

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 dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Why does my Audi engine sound different? Strange under-the-hood noises can point to problems within your Audi A4 engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing may be caused by a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.
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. Steer clear of these habits to help protect engine performance and efficiency.
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 can cause a A4 engine to suddenly stop? Reasons your A4 car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.
Who fixes Audi A4 engines? Your local Firestone Complete Auto Care has you covered with expert A4 engine repair. Schedule an appointment today and see us at one of our thousands of locations.