Why does my Q45’s check engine light come on when I start it?

It’s usually normal for your check engine light to turn on upon ignition. This is a sign that your vehicle is testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why does my Infiniti engine sound different?

Unusual noises can signal a problem with your Infiniti Q45 engine. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. 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?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving the engine while still in Park, or accelerating too quickly, too soon. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I use water in my Infiniti Q45 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 could cause my Q45 engine to suddenly stop?

There are different reasons your Q45 vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.

Who can repair my Infiniti Q45 engine?

Your local Firestone Complete Auto Care offers Infiniti Q45 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

1998 Infiniti Q45 Engine Repair

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1998 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.

V8/4.1L

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. Click on a repair below to learn more about 1998 Infiniti Q45 repairs.

We Care for Infiniti Q45 Engines

Infiniti Q45 drivers trust that their Q45 will take them near and far. That might be why you bought it in the first place. However, the wear-proof engine has yet to be invented! Sometimes plans go sideways. If the unexpected strikes, you may search the internet frantically for quick and affordable 1998 Infiniti Q45 engine repairs. That’s where Firestone Complete Auto Care comes in. 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. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

Illuminated Check Engine Light on 1998 Infiniti Q45

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 car’s starter, Possible causes can include a failing oxygen sensor, bad spark plug, issues with your catalytic converter, or an engine vacuum leak, to name a few potential sources. Bring your Q45 in for an on-board diagnostic check and we’ll figure out why that check engine light is giving you grief. engine rattling, essential fluid leaks, or a sinking feeling that something’s wrong.

Infiniti Q45 Engine Repair

When your Infiniti Q45 engine needs repairs, our expert techs will let you know what needs to be done and why before they get started. We make recommendations, but you make the final decision. 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 give you all the details you need to make an informed decision about your engine repairs. By choosing Firestone Complete Auto Care for Q45 engine repairs and you can feel good knowing that we only use Infiniti-compliant replacement parts such as the serpentine belt, engine oil seal, sensors, or a different component.

1998 Infiniti Q45 Engine Q&A

Why does my Q45’s check engine light come on when I start it? It’s usually normal for your check engine light to turn on upon ignition. This is a sign that your vehicle is testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why does my Infiniti engine sound different? Unusual noises can signal a problem with your Infiniti Q45 engine. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. 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? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving the engine while still in Park, or accelerating too quickly, too soon. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I use water in my Infiniti Q45 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 could cause my Q45 engine to suddenly stop? There are different reasons your Q45 vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.
Who can repair my Infiniti Q45 engine? Your local Firestone Complete Auto Care offers Infiniti Q45 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!