Why does my NX350’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. This is a sign that your vehicle is testing 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 NX350 making engine noise?

Strange engine sounds can be a sign something’s off in your Lexus NX350. Tapping or knocking could mean you're low on oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage my Lexus NX350 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 pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I put water in my Lexus NX350 radiator?

While it’s not recommended, you can use water in your NX350 radiator in emergencies. Normally, you should only use a 50/50 mix of coolant and water or a pre-mixed coolant. However, if you are completely out of coolant and must continue driving, it’s better to have water in your coolant reservoir than nothing.

What could cause my NX350 engine to suddenly stop?

Your NX350 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Where can I go for Lexus NX350 repair?

Your local Firestone Complete Auto Care fixes Lexus NX350 engines. Book an appointment today! We have thousands of locations across the country.

2025 Lexus NX350 Engine Repair

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2025 Lexus NX350 Trim Options

Select your Lexus NX350 trim level to learn more about Lexus-recommended engine repair. Use the following chart to find information.

Repairs for Your 2025 Lexus NX350

Nothing lasts forever. Even your Lexus NX350's many parts and pieces. When something breaks or fails, we’re ready to help. Select a service or repair below to learn more about what we can do for your 2025 Lexus NX350.

We Care for Lexus NX350 Engines

Lexus NX350 engines are known for their reliability. You probably thought about that when you got it. However, the wear-proof engine has yet to be invented! Sometimes plans go sideways. When they do, you might find yourself searching for 2025 Lexus NX350 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 NX350 engine will be in good hands. 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.

Illuminated Check Engine Light on 2025 Lexus NX350

If your NX350 check engine light is on, it’s time to get it looked at. A check engine light that’s on or flashing could be a symptom of a serious problem in your fuel injection, Potential causes may include a faulty oxygen sensor, worn spark plug, issues with your catalytic converter, or an engine vacuum leak, to name a few potential sources. Stop by your local Firestone Complete Auto Care to get your NX350 issues diagnosed and we'll determine exactly why your check engine light is on. engine pinging noises, oil leaks, or engine misfiring.

Lexus NX350 Engine Repair

If your 2025 NX350 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. But if immediate repairs are necessary for your safety, we’ll make sure that's clear, too. We want to provide you with the information you need to make an informed engine repair decision. Choose Firestone Complete Auto Care for Lexus NX350 engine repairs and you can feel good knowing that we only use Lexus-compliant replacement parts such as the serpentine belt, engine oil seal, fuses, or another part.

Engine Q&A 2025 Lexus NX350

Why does my NX350’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. This is a sign that your vehicle is testing 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 NX350 making engine noise? Strange engine sounds can be a sign something’s off in your Lexus NX350. Tapping or knocking could mean you're low on oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage my Lexus NX350 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 pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I put water in my Lexus NX350 radiator? While it’s not recommended, you can use water in your NX350 radiator in emergencies. Normally, you should only use a 50/50 mix of coolant and water or a pre-mixed coolant. However, if you are completely out of coolant and must continue driving, it’s better to have water in your coolant reservoir than nothing.
What could cause my NX350 engine to suddenly stop? Your NX350 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Where can I go for Lexus NX350 repair? Your local Firestone Complete Auto Care fixes Lexus NX350 engines. Book an appointment today! We have thousands of locations across the country.