Why doesn’t my A3 battery stay charged?

A battery is in its final hour when it will no longer hold a charge. The battery may be too old. Or, you may have a habit of leaving your car doors open and the cabin light at night. Stop by for a complimentary battery check at your favorite Firestone Complete Auto Care to learn more about the state of your battery.

What do you do with my dead A3 battery?

We recycle it, taking care of both your car and the Earth.

What’s the cost of DieHard batteries for Audi A3s?

You can find affordable A3 batteries by using one of our car battery coupons, when available. Plus, every DieHard battery comes with extra coverage thanks to DieHard Assurance and a free replacement warranty.

How long is a car battery good for?

A car battery normally lasts three to five years, but this number can vary based on battery type, your driving habits, and battery maintenance.

Why is there white, crusty buildup on my A3’s battery post?

A chemical reaction between battery acid and the air can cause a white, crusty buildup to form on the terminals of your A3 car battery. This buildup — known as corrosion — can impede the flow of electricity and cause a range of issues, from poor performance to premature battery failure.

How do I clean corrosion off my A3 vehicle battery?

Regularly inspecting and cleaning your battery terminals will help keep your A3’s electrical system running smoothly. Before cleaning, reference your owner’s manual for instructions on how to disconnect the battery cables. Once the cables have been disconnected, gently clean the terminals with a mixture of water and baking soda, a wire brush, and a rag.

Where can I find a battery for my A3?

Your local Firestone Complete Auto Care sells and installs A3 batteries in your neighborhood. Our Firestone Direct mobile vans can even come to you and do it! Learn more about mobile battery services.

Car Batteries for 2020 Audi A3

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Get a Battery for Your Audi A3

Don't let a failing battery slow you down. Shop replacement batteries for 2020 Audi A3s today and schedule a quick installation at Firestone Complete Auto Care.

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Battery Size & Replacement for 2020 Audi A3

Researching battery replacements for your Audi A3? Use the following chart to find information on Audi A3 battery size and cold cranking amps.

Battery	Engine	Warranty		Cold Cranking Amps
H4	L4/1.4L	Replacement 36 months	Performance months	480
H6-AGM	L4/1.4L	Replacement 36 months	Performance months	760
H4	L4/2.0L	Replacement 36 months	Performance months	480
H5-AGM	L4/2.0L	Replacement 36 months	Performance months	680

BATTERIES
L4/1.4L - Battery: H4 - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 480
L4/1.4L - Battery: H6-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 760
L4/2.0L - Battery: H4 - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 480
L4/2.0L - Battery: H5-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 680

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Buy the Right Battery for Your Audi A3

You can pretty much drive your Audi A3 until you don't want to anymore. But your A3's battery? Don't count on it to last forever. On average, auto batteries last anywhere from three to five years. You want to replace your 2020 Audi A3 battery before it fails and leaves you stranded. Watch for signs that your current battery is getting too old or too weak. A lagging starter, a blinking battery or check engine light, swollen battery case, corroded battery posts, or weak lights can all signal that your battery is waving goodbye.

You can also get a Free Battery Test at your local Firestone Complete Auto Care. Our equipment can see how much charge is left in your battery. Stop by for a free battery test and, if necessary, a battery replacement to help keep your 2020 Audi A3 running! Car batteries are one of our many specialties! Our technicians are familiar with Audi-specific recommendations for A3 battery CCAs and reserve capacity. Get help figuring out the battery size that fits your car perfectly, and schedule a weekday or weekend battery replacement service for your car.

Find the Right DieHard Battery for Your A3

We only want what’s best for your Audi A3, which is why we exclusively carry the best. Your A3 needs a reliable, durable and powerful battery in extremely hot and cold environments. DieHard batteries shatter expectations and house the latest technology to satisfy the expanding power demands of new vehicles. They're no ordinary battery, they're extraordinary. Choose a DieHard battery for your Audi A3 and get behind the wheel with confidence. Why? Because performance will be there when you're counting on it. That’s why you should choose batteries from Firestone Complete Auto Care.

Caring for a New Audi A3 Battery

Have you recently had a fresh battery installed in your Audi A3? Great job! You can give your new battery a head start with proper care and attention. flipping the dome lights and headlights off when exiting the car, cutting back on unnecessary short trips, keeping your battery posts clean, and avoiding radio and electronic component use when the engine is off.

Commonly Asked A3 Battery Questions

Turn to Firestone Complete Auto Care for answers to all your car battery questions. If you have a A3-specific battery question, pay us a visit. Our expert techs have the answers you need.

Why doesn’t my A3 battery stay charged? A battery is in its final hour when it will no longer hold a charge. The battery may be too old. Or, you may have a habit of leaving your car doors open and the cabin light at night. Stop by for a complimentary battery check at your favorite Firestone Complete Auto Care to learn more about the state of your battery.
What do you do with my dead A3 battery? We recycle it, taking care of both your car and the Earth.
What’s the cost of DieHard batteries for Audi A3s? You can find affordable A3 batteries by using one of our car battery coupons, when available. Plus, every DieHard battery comes with extra coverage thanks to DieHard Assurance and a free replacement warranty.
How long is a car battery good for? A car battery normally lasts three to five years, but this number can vary based on battery type, your driving habits, and battery maintenance.
Why is there white, crusty buildup on my A3’s battery post? A chemical reaction between battery acid and the air can cause a white, crusty buildup to form on the terminals of your A3 car battery. This buildup — known as corrosion — can impede the flow of electricity and cause a range of issues, from poor performance to premature battery failure.
How do I clean corrosion off my A3 vehicle battery? Regularly inspecting and cleaning your battery terminals will help keep your A3’s electrical system running smoothly. Before cleaning, reference your owner’s manual for instructions on how to disconnect the battery cables. Once the cables have been disconnected, gently clean the terminals with a mixture of water and baking soda, a wire brush, and a rag.
Where can I find a battery for my A3? Your local Firestone Complete Auto Care sells and installs A3 batteries in your neighborhood. Our Firestone Direct mobile vans can even come to you and do it! Learn more about mobile battery services.