Why does the check engine light come on when I start my FX45?

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 dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Why is my Infiniti FX45 making engine noise?

Strange engine sounds can be a sign something’s off in your Infiniti FX45. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage my Infiniti FX45 engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car 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 add water to my Infiniti FX45 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 can cause a FX45 engine to suddenly stop?

If your FX45 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 Infiniti FX45 engine?

Your local Firestone Complete Auto Care has you covered with expert FX45 engine repair. Schedule an appointment today and see us at one of our thousands of locations.

Reliable Repairs for 2004 Infiniti FX45 Engines

Learn about

2004 Infiniti FX45 Trim Options

Select your Infiniti FX45 trim level to learn more about Infiniti-recommended engine repair. Use the following chart to find information.

V8/4.5L

Infiniti FX45 Repairs and Services

Nothing lasts forever. Even your Infiniti FX45's many parts and pieces. When something breaks or fails, we’re ready to help. Click on a repair below to learn more about 2004 Infiniti FX45 repairs.

We Care for Infiniti FX45 Engines

Infiniti FX45 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! Things can go sideways sometimes. When they do, you might find yourself searching for 2004 Infiniti FX45 engine repair or replacement parts. That’s where Firestone Complete Auto Care comes in. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service Infiniti FX45 engines. Schedule an appointment if you're experiencing problems that could require engine repair. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

Illuminated Check Engine Light on 2004 Infiniti FX45

An illuminated check engine light on your Infiniti FX45 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 car’s ignition, Causes may include a faulty oxygen sensor, damaged spark plug, a clogged catalytic converter, or a leaking engine vacuum, to name a few possible causes. Bring your FX45 to Firestone Complete Auto Care to get computerized diagnostics and we’ll figure out why that check engine light is giving you grief. Other signs your Infiniti FX45 engine needs some TLC are burning smells, or engine misfiring.

Infiniti FX45 Engine Repair

If your 2004 Infiniti FX45 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 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 2004 FX45 engine repairs and you can feel confident knowing that we use Infiniti-approved parts and components like the cambelt, valve guide seal, ignition coil, or other parts.

2004 Infiniti FX45 Engine Q&A

Why does the check engine light come on when I start my FX45? 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 dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Why is my Infiniti FX45 making engine noise? Strange engine sounds can be a sign something’s off in your Infiniti FX45. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage my Infiniti FX45 engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car 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 add water to my Infiniti FX45 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 can cause a FX45 engine to suddenly stop? If your FX45 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 Infiniti FX45 engine? Your local Firestone Complete Auto Care has you covered with expert FX45 engine repair. Schedule an appointment today and see us at one of our thousands of locations.