Why won’t my 540i xDrive battery hold a charge?

A battery is in its final hour when it will no longer hold a charge. The battery might be old. Or, you may have been leaving your car doors ajar and the dome lights on during the night. Stop by for a free battery test at your nearest Firestone Complete Auto Care to learn more about the state of your battery.

What do you do with my old 540i xDrive battery?

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

What’s the cost of DieHard batteries for BMW 540i xDrives?

BMW 540i xDrive batteries can be affordable, especially when there's an available battery coupon. The best part is every DieHard battery comes with a free replacement warranty and extra coverage with DieHard Assurance.

How long can I expect my car battery to last?

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

What is the white, crusty stuff around my 540i xDrive’s battery post?

The white, crusty stuff that can accumulate around 540i xDrive car battery terminals is called corrosion. It is caused by a chemical reaction between the battery acid and the air, which creates a white, powdery substance that can build up on the terminals over time. Corrosion can interfere with the flow of electricity between the battery post and the car's electrical system, sometimes leading to poor electrical performance, difficulty starting, and even premature battery failure.

What do I do about corrosion on my 540i xDrive car battery?

Regularly inspecting and cleaning your battery terminals will help keep your 540i xDrive’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 540i xDrive?

Your local Firestone Complete Auto Care sells and installs 540i xDrive batteries in your neighborhood. Our Firestone Direct mobile vans can even come to you and do it! Learn more about mobile battery services.

2018 BMW 540i xDrive Car Batteries

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Get a Battery for Your BMW 540i xDrive

Don’t let a dead battery stop you. Shop replacement car batteries for your 2018 BMW 540i xDrive at Firestone Complete Auto Care.

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Battery Size & Replacement for 2018 BMW 540i xDrive

Not sure what battery to get for your BMW 540i xDrive? Use this chart to find the right battery size and CCAs for your BMW 540i xDrive.

Battery	Engine	Warranty		Cold Cranking Amps
H6-AGM	L6/3.0L	Replacement 36 months	Performance months	760
95R/H9	L6/3.0L	Replacement 36 months	Performance months	950

BATTERIES
L6/3.0L - Battery: H6-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 760
L6/3.0L - Battery: 95R/H9 - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 950

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Buying a Replacement Battery for BMW 540i xDrive

Your 540i xDrive doesn't have an expiration date, but its battery does. Generally, car batteries last from three to five years. Don’t get stranded by your 540i xDrive’s car battery. Replace it regularly instead! Pay attention to clues that your battery is on its way out. A lagging starter, an illuminated battery or check engine light, swollen battery case, corroded battery terminals, or faded headlights can all be signs that your battery is on its last leg.

You can also get a Free Battery Test at your local Firestone Complete Auto Care. With computerized testing we can see how much charge is left in your battery. Visit us for a complimentary battery check and, if needed, get your BMW 540i xDrive a replacement battery. Automotive batteries are just one of our many areas of expertise. Our expert technicians understand BMW service recommendations for 540i xDrive battery cold cranking amps and reserve capacity. Get help identifying the type and size of battery that fits your car perfectly, and schedule a fast car battery replacement at your earliest convenience.

Why Choose a DieHard Battery for Your 540i xDrive?

Your BMW 540i xDrive deserves the best, which is why we only carry top-of-the-line replacement parts and batteries. Your 540i xDrive needs a reliable, durable and powerful battery in even the most extreme conditions. DieHard batteries go above and beyond and house the latest technology to fuel the increasing power demands of modern vehicles They're no ordinary battery, they're extraordinary. Go with a DieHard battery for your 540i xDrive and drive with confidence knowing that your battery will perform when you need it. That’s why you should choose batteries from Firestone Complete Auto Care.

Making Your 540i xDrive’s New Battery Last

Have you recently had a fresh battery installed in your BMW 540i xDrive? Good thinking! Give your new car battery the best start with proper care. flipping the dome lights and headlights off when exiting the car, cutting back on unnecessary short trips, cleaning your battery posts, and avoiding radio and electronic component use when the engine is off.

Answers to Your 540i xDrive Car Battery Questions

Turn to Firestone Complete Auto Care for answers to all your car battery questions. If you have battery questions that are BMW 540i xDrive-specific, stop by your nearest store. Our technicians are happy to help.

Why won’t my 540i xDrive battery hold a charge? A battery is in its final hour when it will no longer hold a charge. The battery might be old. Or, you may have been leaving your car doors ajar and the dome lights on during the night. Stop by for a free battery test at your nearest Firestone Complete Auto Care to learn more about the state of your battery.
What do you do with my old 540i xDrive battery? We recycle it, taking care of both your car and the Earth.
What’s the cost of DieHard batteries for BMW 540i xDrives? BMW 540i xDrive batteries can be affordable, especially when there's an available battery coupon. The best part is every DieHard battery comes with a free replacement warranty and extra coverage with DieHard Assurance.
How long can I expect my car battery to last? A car battery normally lasts three to five years, but this number can vary based on battery type, your driving habits, and battery maintenance.
What is the white, crusty stuff around my 540i xDrive’s battery post? The white, crusty stuff that can accumulate around 540i xDrive car battery terminals is called corrosion. It is caused by a chemical reaction between the battery acid and the air, which creates a white, powdery substance that can build up on the terminals over time. Corrosion can interfere with the flow of electricity between the battery post and the car's electrical system, sometimes leading to poor electrical performance, difficulty starting, and even premature battery failure.
What do I do about corrosion on my 540i xDrive car battery? Regularly inspecting and cleaning your battery terminals will help keep your 540i xDrive’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 540i xDrive? Your local Firestone Complete Auto Care sells and installs 540i xDrive batteries in your neighborhood. Our Firestone Direct mobile vans can even come to you and do it! Learn more about mobile battery services.