Why does the check engine light in my RX450h turn on when I start my car?

Generally, your check engine light turning on upon ignition is not a bad thing. This is a sign that your vehicle is testing its circuits. The light should turn off in a bit, but come see us if it doesn't.

Why is my Lexus RX450h making engine noise?

Unusual noises can signal a problem with your Lexus RX450h 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 may be caused by a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage my Lexus RX450h 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 pushing 'the pedal to the metal' before the engine has warmed up. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I put water in my Lexus RX450h radiator?

It’s not recommended you put water in your RX450h 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 RX450h engine to suddenly stop?

If your RX450h 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 RX450h engine?

Your local Firestone Complete Auto Care fixes Lexus RX450h engines. Book an appointment today! We have thousands of locations across the country.

2012 Lexus RX450h Engine Repair

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2012 Lexus RX450h Trim Options

Select your Lexus RX450h trim level to learn more about Lexus-recommended engine repair. Use the following chart to find information.

2012 Lexus RX450h Repair

Nothing lasts forever. Even your Lexus RX450h's many parts and pieces. 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 2012 Lexus RX450h.

We Know Lexus RX450h Engines

The Lexus RX450h is respected for its reliability. You may have even been thinking about that when you bought it. However, the wear-proof engine has yet to be invented! Things can go wrong on the road. If they do, you’ll have to find a dependable 2012 Lexus service center — quick! 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 RX450h engine will be in good hands. If you think something’s wrong with your engine, schedule an appointment at your convenience. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

Check Engine Light on 2012 Lexus RX450h

As soon as your RX450h check engine light turns on, it’s time to get an expert’s opinion. A steady or flashing check engine light could signal a serious issue with your or emission control system that won’t go away on its own. Causes may include a faulty oxygen sensor, worn spark plug, issues with your catalytic converter, or an engine vacuum leak, but that's only a few of the possible causes. Stop by your local Firestone Complete Auto Care to get your RX450h issues diagnosed and we’ll figure out why that check engine light is giving you grief. Other signs it's time for Lexus RX450h engine service might include essential fluid leaks, or misfiring.

2012 RX450h Engine Services

If your 2012 RX450h engine needs repairs, our technicians will make sure you understand what’s going on before they start working on your engine. We don't start working until we have your approval. If a repair isn’t urgent right now, 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. Turn to Firestone Complete Auto Care for your 2012 RX450h engine repairs and you can feel good knowing that we only use Lexus-compliant replacement parts such as the timing belt, engine oil seal, sensors, or other parts.

Questions About 2012 Lexus RX450h Engines

Why does the check engine light in my RX450h turn on when I start my car? Generally, your check engine light turning on upon ignition is not a bad thing. This is a sign that your vehicle is testing its circuits. The light should turn off in a bit, but come see us if it doesn't.
Why is my Lexus RX450h making engine noise? Unusual noises can signal a problem with your Lexus RX450h 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 may be caused by a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage my Lexus RX450h 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 pushing 'the pedal to the metal' before the engine has warmed up. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I put water in my Lexus RX450h radiator? It’s not recommended you put water in your RX450h 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 RX450h engine to suddenly stop? If your RX450h 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 RX450h engine? Your local Firestone Complete Auto Care fixes Lexus RX450h engines. Book an appointment today! We have thousands of locations across the country.