Why won't my LS430 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 dome lights on during the night. Stop by for a complimentary battery check at your favorite Firestone Complete Auto Care and learn more about your battery's charge.

What do you do with my old LS430 battery?

We recycle it! Nearly 100% of all lead-acid batteries are recyclable.

How much will replacing my Lexus LS430’s battery cost if I get a DieHard battery?

Lexus LS430 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?

The typical 12-volt car battery may last three to five years, depending on the type of battery, the driving conditions, and how well the battery is maintained.

What is the white, crusty substance accumulating on my LS430’s battery post?

The white, crusty stuff that can accumulate around LS430 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 LS430 car battery?

Regularly inspecting and cleaning your battery terminals will help keep your LS430’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 LS430?

You can shop for LS430 batteries at your local Firestone Complete Auto Care, and our expert technicians will even handle the installation. Don’t have time to visit our store? Our Firestone Direct mobile vans can come to you for battery installations! Learn more about our mobile battery services.

Car Batteries for 2003 Lexus LS430

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Get a New Lexus LS430 Battery

Don’t let a dead battery stop you. Shop replacement car batteries for your 2003 Lexus LS430 at Firestone Complete Auto Care.

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Battery Size & Replacement for 2003 Lexus LS430

Not sure what battery to get for your Lexus LS430? Use the following chart to find information on Lexus LS430 battery size and cold cranking amps.

Battery	Engine	Warranty		Cold Cranking Amps
24F-3	V8/4.3L	Replacement 24 months	Performance months	650
35-2	V8/4.3L	Replacement 36 months	Performance months	640
24F-RP	V8/4.3L	Replacement 48 months	Performance months	750

BATTERIES
V8/4.3L - Battery: 24F-3 - Warranty: Replacement 24 months, Performance months - Cold Cranking Amps: 650
V8/4.3L - Battery: 35-2 - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 640
V8/4.3L - Battery: 24F-RP - Warranty: Replacement 48 months, Performance months - Cold Cranking Amps: 750

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Shopping for Lexus LS430 Car Batteries

You can pretty much drive your Lexus LS430 until you don't want to anymore. But your LS430's battery? Don't count on it to last forever. Generally, car batteries last from three to five years. You want to replace your 2003 Lexus LS430 battery before it fails and leaves you stranded. Pay attention to clues that your battery is on its way out. A sluggish engine start, a blinking battery or check engine light, bloated battery case, corroded battery posts, or faded headlights can all signal that your battery needs attention.

Or, you can get a complimentary battery check at your nearest Firestone Complete Auto Care. With computerized testing we can see how much charge is left in your battery. Stop by for a free battery test and, if needed, a replacement battery for your 2003 Lexus LS430. Automotive batteries are just one of our many areas of expertise. Our technicians are well-acquainted with Lexus’s service specs for LS430 car batteries’ reserve capacities and cold cranking amps. Get help identifying the type and size of battery that matches your vehicle, and schedule a weekday or weekend battery replacement service for your car.

Find the Right DieHard Battery for Your LS430

We know what’s best for your Lexus LS430, which is why we only carry top-of-the-line replacement parts and batteries. Your vehicle needs a reliable, durable and powerful battery that can handle most extreme environments and weather conditions. DieHard batteries go above and beyond using state-of-the-art advancements to fuel the expanding power needs of new vehicles. A DieHard battery isn't an ordinary car battery. It's extraordinary. Buy a DieHard battery for your Lexus LS430 and have the peace of mind that performance will be there when you need it most. That's the kind of battery we deliver.

Making Your LS430’s New Battery Last

Have you recently had a fresh battery installed in your Lexus LS430? Good thinking! Now, help it last longer and stay charged by caring for it from the get-go. Give your new battery a hand by decreasing the number of short trips you take, keeping the battery posts corrosion-free, and not using electronics such as the radio and power outlets when the engine is off.

Answers to Your LS430 Car Battery Questions

Firestone Complete Auto Care has answers to your top car battery questions. If you have a LS430-specific battery question, pay us a visit. Our technicians are happy to help.

Why won't my LS430 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 dome lights on during the night. Stop by for a complimentary battery check at your favorite Firestone Complete Auto Care and learn more about your battery's charge.
What do you do with my old LS430 battery? We recycle it! Nearly 100% of all lead-acid batteries are recyclable.
How much will replacing my Lexus LS430’s battery cost if I get a DieHard battery? Lexus LS430 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? The typical 12-volt car battery may last three to five years, depending on the type of battery, the driving conditions, and how well the battery is maintained.
What is the white, crusty substance accumulating on my LS430’s battery post? The white, crusty stuff that can accumulate around LS430 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 LS430 car battery? Regularly inspecting and cleaning your battery terminals will help keep your LS430’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 LS430? You can shop for LS430 batteries at your local Firestone Complete Auto Care, and our expert technicians will even handle the installation. Don’t have time to visit our store? Our Firestone Direct mobile vans can come to you for battery installations! Learn more about our mobile battery services.