Why does my LS500h’s check engine light come on when I start it?

It’s usually normal for your check engine light to turn on upon ignition. This is just your LS500h 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 Lexus engine sound different?

Strange engine sounds can be a sign something’s off in your Lexus LS500h. Tapping or knocking could mean you need an oil change. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage a Lexus engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Lexus LS500h engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving the engine while still in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I use water in my Lexus LS500h radiator?

It’s not recommended you put water in your LS500h radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.

What can cause a LS500h engine to suddenly stop?

There are different reasons your LS500h vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.

Where can I go for Lexus LS500h repair?

Your local Firestone Complete Auto Care fixes Lexus LS500h engines. Book an appointment today! We have thousands of locations across the country.

Engine Repairs for Your 2024 Lexus LS500h

Learn about

2024 Lexus LS500h Trim Options

Select your Lexus LS500h trim level to learn more about Lexus-recommended engine repair. Use the following chart to find information.

2024 Lexus LS500h Repair

Nothing stays the same forever. Even your Lexus LS500h’s engine parts and components will change. We’re here to help when something stops working. Select a service or repair below to learn more about what we can do for your 2024 Lexus LS500h.

We Care for Lexus LS500h Engines

Lexus LS500h engines are known for their reliability. 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. When they do, you might find yourself searching for 2024 Lexus LS500h engine repair or replacement parts. 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 LS500h engine will be in good hands. Schedule a courtesy inspection at the first sign of engine trouble. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

Illuminated Check Engine Light on 2024 Lexus LS500h

An illuminated check engine light on your Lexus LS500h is one of the first signs it's time to 'brake' for engine service. A check engine light that’s on or flashing could be a symptom of a serious problem in your combustion, Possible causes can include a failing oxygen sensor, damaged spark plug, a clogged catalytic converter, or a leak in the engine vacuum, but that's only a few of the possible causes. Stop by your local Firestone Complete Auto Care to get your LS500h issues diagnosed and we'll determine exactly why your check engine light is on. Other signs it's time for Lexus LS500h engine service might include oil leaks, or misfiring.

Lexus LS500h Engine Repair

When your Lexus LS500h 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. If it's necessary for your safety, we'll make sure you understand that, too. We seek to give you all the info you need to make a smart decision about our services. Choose Firestone Complete Auto Care for Lexus LS500h engine repairs and you can feel good knowing that we only use Lexus-compliant replacement parts such as the serpentine belt, motor oil seal, ignition coil, or other parts.

Questions About 2024 Lexus LS500h Engines

Why does my LS500h’s check engine light come on when I start it? It’s usually normal for your check engine light to turn on upon ignition. This is just your LS500h 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 Lexus engine sound different? Strange engine sounds can be a sign something’s off in your Lexus LS500h. Tapping or knocking could mean you need an oil change. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage a Lexus engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Lexus LS500h engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving the engine while still in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I use water in my Lexus LS500h radiator? It’s not recommended you put water in your LS500h radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.
What can cause a LS500h engine to suddenly stop? There are different reasons your LS500h vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.
Where can I go for Lexus LS500h repair? Your local Firestone Complete Auto Care fixes Lexus LS500h engines. Book an appointment today! We have thousands of locations across the country.