Why does the check engine light in my SC300 turn on when I start my car?

It’s usually normal for your check engine light to turn on upon ignition. It’s just your SC300 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 does my Lexus engine sound different?

Strange under-the-hood noises can point to problems within your Lexus SC300 engine. 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 a Lexus engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Lexus SC300 engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving your engine while the vehicle is in Park, or slamming the gas pedal while the engine is still cold. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I use water in my Lexus SC300 radiator?

It’s not recommended you put water in your SC300 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.

Why did my SC300 engine suddenly stop?

If your SC300 car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.

Where can I go for Lexus SC300 repair?

For Lexus SC300 engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.

Engine Repairs for Your 1999 Lexus SC300

Learn about

1999 Lexus SC300 Trim Options

Select your Lexus SC300 trim level to learn more about Lexus-recommended engine repair. Use the following chart to find information.

L6/3.0L

Repairs for Your 1999 Lexus SC300

Nothing stays the same forever. Even your Lexus SC300's many parts and pieces. When something breaks or fails, we’re ready to help. Click on a repair below to learn more about 1999 Lexus SC300 repairs.

We’re Trained to Care for Lexus SC300 Engines

The Lexus SC300 is respected for its reliability. You probably thought about that when you got it. However, the wear-proof engine has yet to be invented! Things can go sideways sometimes. When they do, you might find yourself searching for 1999 Lexus SC300 engine repair or replacement parts. That's when it's time to head to Firestone Complete Auto Care. We've serviced more than 500 million vehicles since 1926, and our technicians know Lexus SC300 engines. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

My 1999 Lexus SC300 Check Engine Light Is On

If your SC300 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 car’s starter, Possible causes can include a failing oxygen sensor, bad spark plug, a problem with your catalytic converter, or an engine vacuum leak, to name a few possible causes. Bring your SC300 in for an on-board diagnostic check and our expert techs will get the root of the problem. rattling sounds, burning smells, or engine misfiring.

Engine Repairs for Your 1999 SC300

If your 1999 SC300 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 can wait, 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. Turn to Firestone Complete Auto Care for your 1999 SC300 engine repairs and you can drive easy knowing that we use Lexus-approved parts and fluids — cambelt, engine oil seal, fuses, or a different component.

1999 Lexus SC300 Engine Q&A

Why does the check engine light in my SC300 turn on when I start my car? It’s usually normal for your check engine light to turn on upon ignition. It’s just your SC300 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 does my Lexus engine sound different? Strange under-the-hood noises can point to problems within your Lexus SC300 engine. 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 a Lexus engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Lexus SC300 engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving your engine while the vehicle is in Park, or slamming the gas pedal while the engine is still cold. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I use water in my Lexus SC300 radiator? It’s not recommended you put water in your SC300 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.
Why did my SC300 engine suddenly stop? If your SC300 car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.
Where can I go for Lexus SC300 repair? For Lexus SC300 engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.