Why does the check engine light in my Sienna 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 Sienna firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Are Toyota Sienna engine noises bad?

Strange under-the-hood noises can point to problems within your Toyota Sienna engine. Knocking or tapping could be a symptom of low oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing can indicate a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage my Toyota Sienna engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving the engine while still 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 Toyota Sienna radiator?

It’s not recommended you put water in your Sienna 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 could cause my Sienna engine to suddenly stop?

If your Sienna 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 Toyota Sienna engine?

For Toyota Sienna 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.

Reliable Repairs for 2009 Toyota Sienna Engines

Learn about

2009 Toyota Sienna Trim Options

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

V6/3.5L

Toyota Sienna Repairs and Services

Nothing lasts forever. Even your Toyota Sienna’s engine parts and components will change. When something breaks, we're ready. Click on a repair below to learn more about 2009 Toyota Sienna repairs.

We’re Trained to Care for Toyota Sienna Engines

The Toyota Sienna is respected for its reliability. That might be why you bought it in the first place. However, even your trustworthy engine is subject to wear and tear. Things can go sideways sometimes. When they do, you might find yourself searching for 2009 Toyota Sienna 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 Toyota Sienna engines. Schedule an appointment if you're experiencing problems that could require engine repair. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

My 2009 Toyota Sienna Check Engine Light Is On

An illuminated check engine light on your Toyota Sienna is one of the first signs it's time to 'brake' for engine service. A check engine light that’s flashing or steadily illuminated could point to problems with your fuel, Causes may include a faulty oxygen sensor, worn spark plug, a problem with your catalytic converter, or a leaking engine vacuum, to name a few possible causes. Bring your Sienna to Firestone Complete Auto Care to get computerized diagnostics and we'll determine exactly why your check engine light is on. Other signs it's time for Toyota Sienna engine service might include essential fluid leaks, or misfiring.

2009 Sienna Engine Services

If your 2009 Toyota Sienna needs engine repair, 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 want to give you all the details you need to make an informed decision about your engine repairs. Turn to Firestone Complete Auto Care for your 2009 Sienna engine repairs and you can feel confident knowing that we use Toyota-approved parts and components like the cambelt, valve guide seal, sensors, or another part.

Questions About 2009 Toyota Sienna Engines

Why does the check engine light in my Sienna 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 Sienna firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Are Toyota Sienna engine noises bad? Strange under-the-hood noises can point to problems within your Toyota Sienna engine. Knocking or tapping could be a symptom of low oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing can indicate a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage my Toyota Sienna engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving the engine while still 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 Toyota Sienna radiator? It’s not recommended you put water in your Sienna 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 could cause my Sienna engine to suddenly stop? If your Sienna 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 Toyota Sienna engine? For Toyota Sienna 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.