Why does my LS500’s check engine light come on when I start it?

It's okay if your check engine light comes on when you first start your vehicle. It’s just your LS500 firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Are Lexus LS500 engine noises bad?

Unusual noises can signal a problem with your Lexus LS500 engine. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal 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 a Lexus engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Lexus LS500 engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving the engine while still in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Steer clear of these habits to help protect engine performance and efficiency.

Can I put water in my Lexus LS500 radiator?

It’s not recommended you put water in your LS500 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 the engine in my LS500 to suddenly stop?

Your LS500 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Who fixes Lexus LS500 engines?

Your local Firestone Complete Auto Care fixes Lexus LS500 engines. Book an appointment today! We have thousands of locations across the country.

Engine Repairs for Your 2020 Lexus LS500

Learn about

2020 Lexus LS500 Trim Options

Select your Lexus LS500 trim level to learn more about Lexus-recommended engine repair. Even Lexus LS500 parts will get older and change.

V6/3.4L

2020 Lexus LS500 Repair

Nothing lasts forever. Even your Lexus LS500's many parts and pieces. When something breaks or fails, we’re ready to help. Select a repair or category to learn more about 2020 Lexus LS500 services.

We Care for Lexus LS500 Engines

The Lexus LS500 is respected for its reliability. You may have even been thinking about that when you bought it. However, even your trustworthy engine is subject to wear and tear. Things can go wrong on the road. If they do, you’ll have to find a dependable 2020 Lexus service center — quick! Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. We've serviced more than 500 million vehicles since 1926, and our technicians know Lexus LS500 engines. If you think something’s wrong with your engine, schedule an appointment at your convenience. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

Illuminated Check Engine Light on 2020 Lexus LS500

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, and it won’t go away by ignoring it. Causes may include a faulty oxygen sensor, worn spark plug, a problem with your catalytic converter, or a leak in the engine vacuum, to name a few 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, essential fluid leaks, or a sinking feeling that something’s wrong.

Engine Repairs for Your 2020 LS500

If your 2020 LS500 engine needs repairs, our technicians will make sure you understand what’s going on before they start working on your engine. We make recommendations, but you make the final decision. If a service can wait, we’ll make sure 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. 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 cambelt, motor oil seal, ignition coil, or another part.

Engine Q&A 2020 Lexus LS500

Why does my LS500’s check engine light come on when I start it? It's okay if your check engine light comes on when you first start your vehicle. It’s just your LS500 firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Are Lexus LS500 engine noises bad? Unusual noises can signal a problem with your Lexus LS500 engine. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal 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 a Lexus engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Lexus LS500 engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving the engine while still in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Steer clear of these habits to help protect engine performance and efficiency.
Can I put water in my Lexus LS500 radiator? It’s not recommended you put water in your LS500 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 the engine in my LS500 to suddenly stop? Your LS500 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who fixes Lexus LS500 engines? Your local Firestone Complete Auto Care fixes Lexus LS500 engines. Book an appointment today! We have thousands of locations across the country.