Why does the check engine light in my Q45 turn on when I start my car?

It’s usually normal for your check engine light to turn on upon ignition. This is just your Q45 testing its circuits. The light should turn off in a bit, but come see us if it doesn't.

Why is my Infiniti Q45 making engine noise?

Unusual noises can signal a problem with your Infiniti Q45 engine. Tapping or knocking could mean you need an oil change. 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 a Infiniti engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Infiniti Q45 engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas 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.

Can I put water in my Infiniti Q45 radiator?

An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your Q45 when you’re out of coolant, having water in the coolant reservoir is better than nothing.

What can cause the engine in my Q45 to suddenly stop?

If your Q45 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 Q45 engine?

For Infiniti Q45 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 1993 Infiniti Q45 Engines

Learn about

1993 Infiniti Q45 Trim Options

Select your Infiniti Q45 trim level to learn more about Infiniti-recommended engine repair. Use the following chart to find information.

V8/4.5L

Infiniti Q45 Repairs and Services

Stuff wears out. Even your Infiniti Q45'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 1993 Infiniti Q45.

We’re Trained to Care for Infiniti Q45 Engines

Infiniti Q45 drivers trust that their Q45 will take them near and far. You may have even been thinking about that when you bought it. However, the wear-proof engine has yet to be invented! Sometimes plans go sideways. When they do, you might find yourself searching for 1993 Infiniti Q45 engine repair or replacement parts. 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 Infiniti Q45 engine will be in good hands. 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.

My 1993 Infiniti Q45 Check Engine Light Is On

An illuminated check engine light on your Infiniti Q45 is one of the first signs it's time to 'brake' for engine service. A check engine light that’s on or flashing could be a symptom of a serious problem in your vehicle's ignition, Possible causes can include a failing oxygen sensor, worn spark plug, a clogged catalytic converter, or a leak in the engine vacuum, to name a few possible causes. Stop by your local Firestone Complete Auto Care to get your Q45 issues diagnosed and we’ll figure out why that check engine light is giving you grief. Other signs it's time for Infiniti Q45 engine service might include essential fluid leaks, or misfiring.

Infiniti Q45 Engine Repair

If your 1993 Q45 engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We make recommendations, but you make the final decision. If a service can wait, we’ll make sure you know. We'll also tell you if it's necessary for your safety. We want to provide you with the information you need to make an informed engine repair decision. By choosing Firestone Complete Auto Care for Q45 engine repairs and you can drive easy knowing that we use Infiniti-approved parts and fluids — timing belt, valve guide seal, fuses, or a different component.

Engine Q&A 1993 Infiniti Q45

Why does the check engine light in my Q45 turn on when I start my car? It’s usually normal for your check engine light to turn on upon ignition. This is just your Q45 testing its circuits. The light should turn off in a bit, but come see us if it doesn't.
Why is my Infiniti Q45 making engine noise? Unusual noises can signal a problem with your Infiniti Q45 engine. Tapping or knocking could mean you need an oil change. 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 a Infiniti engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Infiniti Q45 engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas 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.
Can I put water in my Infiniti Q45 radiator? An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your Q45 when you’re out of coolant, having water in the coolant reservoir is better than nothing.
What can cause the engine in my Q45 to suddenly stop? If your Q45 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 Q45 engine? For Infiniti Q45 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.