Why does my FX45’s check engine light come on when I start it?

Generally, your check engine light turning on upon ignition is not a bad thing. This is just your FX45 testing its circuits. The light should turn off in a bit, but come see us if it doesn't.

Why is my Infiniti FX45 making engine noise?

Unusual noises can signal a problem with your Infiniti FX45 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 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 a Infiniti engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Infiniti FX45 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. Steer clear of these habits to help protect engine performance and efficiency.

Is it okay to put water in my Infiniti FX45 radiator?

It’s not recommended you put water in your FX45 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 the engine in my FX45 to suddenly stop?

Your FX45 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Who fixes Infiniti FX45 engines?

Your local Firestone Complete Auto Care offers Infiniti FX45 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Reliable Repairs for 2005 Infiniti FX45 Engines

Learn about

2005 Infiniti FX45 Trim Options

Select your Infiniti FX45 trim level to learn more about Infiniti-recommended engine repair. Even Infiniti FX45 parts will get older and change.

V8/4.5L

Infiniti FX45 Repairs and Services

Nothing stays the same forever. Even your Infiniti FX45’s engine parts and components will change. 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 2005 Infiniti FX45.

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! Sometimes plans go sideways. If they do, you’ll have to find a dependable 2005 Infiniti service center — quick! 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 Infiniti FX45 engines. If you think something’s wrong with your engine, schedule an appointment at your convenience. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

Illuminated Check Engine Light on 2005 Infiniti FX45

As soon as your FX45 check engine light turns on, it’s time to get an expert’s opinion. A check engine light that’s on or flashing could be a symptom of a serious problem in your or emission system that won't go away on its own. Possible causes can include a failing oxygen sensor, damaged spark plug, issues with your catalytic converter, or a leak in the engine vacuum, but that's only a few of the possible causes. Bring your FX45 in for an on-board diagnostic check and our expert techs will get the root of the problem. Other signs it's time for Infiniti FX45 engine service might include essential fluid leaks, or engine misfiring.

2005 FX45 Engine Services

When your Infiniti FX45 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 service can wait, we’ll make sure 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. By choosing Firestone Complete Auto Care for FX45 engine repairs and you can feel good knowing that we only use Infiniti-compliant replacement parts such as the timing belt, motor oil seal, sensors, or a different component.

Engine Q&A 2005 Infiniti FX45

Why does my FX45’s check engine light come on when I start it? Generally, your check engine light turning on upon ignition is not a bad thing. This is just your FX45 testing its circuits. The light should turn off in a bit, but come see us if it doesn't.
Why is my Infiniti FX45 making engine noise? Unusual noises can signal a problem with your Infiniti FX45 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 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 a Infiniti engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Infiniti FX45 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. Steer clear of these habits to help protect engine performance and efficiency.
Is it okay to put water in my Infiniti FX45 radiator? It’s not recommended you put water in your FX45 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 the engine in my FX45 to suddenly stop? Your FX45 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who fixes Infiniti FX45 engines? Your local Firestone Complete Auto Care offers Infiniti FX45 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!