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

Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your LS500 firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Why is my Lexus LS500 making engine noise?

Strange engine sounds can be a sign something’s off in your Lexus LS500. Knocking or tapping could be a symptom of low 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 a Lexus engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Lexus LS500 engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' flooring the gas pedal while the car is in Park, or slamming the gas pedal while the engine is still cold. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Is it okay to put water in my Lexus LS500 radiator?

Only in emergencies. A 50/50 mix of coolant and water (or a pre-mixed) coolant is recommended. However, if you must keep driving when you're out of coolant, it's better to drive with water in your coolant reservoir than nothing.

What could cause my LS500 engine to suddenly stop?

If your LS500 car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.

Who can repair my Lexus LS500 engine?

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

Reliable Repairs for 2022 Lexus LS500 Engines

Learn about

2022 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

2022 Lexus LS500 Repair

Nothing stays the same forever. Even your Lexus LS500’s engine parts and components will change. When something breaks, we're ready. Select a repair or category to learn more about 2022 Lexus LS500 services.

We’re Trained to 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. When they do, you might find yourself searching for 2022 Lexus LS500 engine repair or replacement parts. That's when it's time to head to Firestone Complete Auto Care. 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. 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.

Check Engine Light on 2022 Lexus LS500

As soon as your LS500 check engine light turns on, it’s time to get an expert’s opinion. A check engine light that’s flashing or steadily illuminated could point to problems with your combustion, Potential causes may include a faulty oxygen sensor, bad spark plug, issues with your catalytic converter, or a leak in the engine vacuum, but that's only a few of the possible causes. Bring your LS500 in for an on-board diagnostic check and we'll determine exactly why your check engine light is on. Other signs it's time for Lexus LS500 engine service might include oil leaks, or engine misfiring.

2022 LS500 Engine Services

If your 2022 LS500 engine needs repairs, our expert techs will let you know what needs to be done and why before they get started. We don't start working until we have your approval. If a repair can wait, we'll let you know. We'll also tell you if it's necessary for your safety. 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 drive easy knowing that we use Lexus-approved parts and fluids — timing belt, oil gasket, ignition coil, or another part.

2022 Lexus LS500 Engine Q&A

Why does the check engine light come on when I start my LS500? Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your LS500 firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Why is my Lexus LS500 making engine noise? Strange engine sounds can be a sign something’s off in your Lexus LS500. Knocking or tapping could be a symptom of low 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 a Lexus engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Lexus LS500 engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' flooring the gas pedal while the car is in Park, or slamming the gas pedal while the engine is still cold. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Is it okay to put water in my Lexus LS500 radiator? Only in emergencies. A 50/50 mix of coolant and water (or a pre-mixed) coolant is recommended. However, if you must keep driving when you're out of coolant, it's better to drive with water in your coolant reservoir than nothing.
What could cause my LS500 engine to suddenly stop? If your LS500 car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.
Who can repair my Lexus LS500 engine? Your local Firestone Complete Auto Care fixes Lexus LS500 engines. Book an appointment today! We have thousands of locations across the country.