Why does the check engine light come on when I start my LS500?

It’s usually normal for your check engine light to turn on upon ignition. This is just your LS500 testing its circuits. The light should turn off in a bit, but come see us if it doesn't.

Are Lexus LS500 engine noises bad?

Strange engine sounds can be a sign something’s off in your Lexus LS500. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing may be caused by a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage my Lexus LS500 engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving your engine while the vehicle is in Park, or accelerating too quickly, too soon. Steer clear of these habits to help protect engine performance and efficiency.

Can I use water in my Lexus LS500 radiator?

An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your LS500 when you’re out of coolant, having water in the coolant reservoir is better than nothing.

Why did my LS500 engine suddenly stop?

Reasons your LS500 car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.

Who repairs Lexus LS500 engines?

Your local Firestone Complete Auto Care offers Lexus LS500 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Engine Repairs for Your 2023 Lexus LS500

Learn about

2023 Lexus LS500 Trim Options

Select your Lexus LS500 trim level to learn more about Lexus-recommended engine repair. Use the following chart to find information.

V6/3.4L

Lexus LS500 Repairs and Services

Stuff wears out. Even your Lexus LS500's many parts and pieces. When something breaks, we're ready. Select a repair or category to learn more about 2023 Lexus LS500 services.

We Care for Lexus LS500 Engines

The Lexus LS500 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! Sometimes plans go sideways. If they do, you’ll have to find a dependable 2023 Lexus service center — quick! 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 Lexus LS500 engine will be in good hands. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

My 2023 Lexus LS500 Check Engine Light Is On

If your LS500 check engine light is on, it’s time to get it looked at. A steady or flashing check engine light could signal a serious issue with your or emission system that won't go away on its own. Potential causes may include a faulty oxygen sensor, worn spark plug, a clogged catalytic converter, or a leaking engine vacuum, but that's only a few of the possible causes. Stop by your local Firestone Complete Auto Care to get your LS500 issues diagnosed and our expert techs will get the root of the problem. rattling sounds, burning smells, or a sinking feeling that something’s wrong.

2023 LS500 Engine Services

When your Lexus LS500 engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We make recommendations, but you make the final decision. 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. By choosing Firestone Complete Auto Care for LS500 engine repairs and you can feel good knowing that we only use Lexus-compliant replacement parts such as the timing belt, motor oil seal, fuses, or another part.

Engine Q&A 2023 Lexus LS500

Why does the check engine light come on when I start my LS500? It’s usually normal for your check engine light to turn on upon ignition. This is just your LS500 testing its circuits. The light should turn off in a bit, but come see us if it doesn't.
Are Lexus LS500 engine noises bad? Strange engine sounds can be a sign something’s off in your Lexus LS500. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing may be caused by a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage my Lexus LS500 engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving your engine while the vehicle is in Park, or accelerating too quickly, too soon. Steer clear of these habits to help protect engine performance and efficiency.
Can I use water in my Lexus LS500 radiator? An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your LS500 when you’re out of coolant, having water in the coolant reservoir is better than nothing.
Why did my LS500 engine suddenly stop? Reasons your LS500 car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.
Who repairs Lexus LS500 engines? Your local Firestone Complete Auto Care offers Lexus LS500 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!