Why does my Q40’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 turn off in a bit, but come see us if it doesn't.

Why is my Infiniti Q40 making engine noise?

Strange under-the-hood noises can point to problems within your Infiniti Q40 engine. Tapping or knocking could mean you're low on oil. A high-pitched whistle could signal 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 my Infiniti Q40 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. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I use water in my Infiniti Q40 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 Q40 when you’re out of coolant, having water in the coolant reservoir is better than nothing.

What could cause my Q40 engine to suddenly stop?

Your Q40 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Who can repair my Infiniti Q40 engine?

Your local Firestone Complete Auto Care offers Infiniti Q40 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Engine Repairs for Your 2015 Infiniti Q40

Learn about

2015 Infiniti Q40 Trim Options

Select your Infiniti Q40 trim level to learn more about Infiniti-recommended engine repair. Use the following chart to find information.

V6/3.7L

2015 Infiniti Q40 Repair

Nothing lasts forever. Even your Infiniti Q40's many parts and pieces. When something breaks or fails, we’re ready to help. Click on a repair below to learn more about 2015 Infiniti Q40 repairs.

We Care for Infiniti Q40 Engines

Infiniti Q40 engines are known for their reliability. You may have even been thinking about that when you bought it. However, the wear-proof engine has yet to be invented! Things can go wrong on the road. When they do, you might find yourself searching for 2015 Infiniti Q40 engine repair or replacement parts. That's when it's time to head to Firestone Complete Auto Care. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service Infiniti Q40 engines. Schedule an appointment if you're experiencing problems that could require engine repair. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

Illuminated Check Engine Light on 2015 Infiniti Q40

If your Q40 check engine light is on, it’s time to get it looked at. A check engine light that’s flashing or steadily illuminated could point to problems with your combustion, Possible causes can include a failing oxygen sensor, worn spark plug, issues with your catalytic converter, or an engine vacuum leak, to name a few possible causes. Stop by your local Firestone Complete Auto Care to get your Q40 issues diagnosed and we'll determine exactly why your check engine light is on. rattling sounds, oil leaks, or misfiring.

Infiniti Q40 Engine Repair

If your 2015 Infiniti Q40 needs engine repair, our technicians will make sure you understand what’s going on before they start working on your engine. We never do any work without your sign-off. 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 seek to give you all the info you need to make a smart decision about our services. Choose Firestone Complete Auto Care for Infiniti Q40 engine repairs and you can feel confident knowing that we use Infiniti-approved parts and components like the serpentine belt, valve guide seal, sensors, or another part.

Questions About 2015 Infiniti Q40 Engines

Why does my Q40’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 turn off in a bit, but come see us if it doesn't.
Why is my Infiniti Q40 making engine noise? Strange under-the-hood noises can point to problems within your Infiniti Q40 engine. Tapping or knocking could mean you're low on oil. A high-pitched whistle could signal 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 my Infiniti Q40 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. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I use water in my Infiniti Q40 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 Q40 when you’re out of coolant, having water in the coolant reservoir is better than nothing.
What could cause my Q40 engine to suddenly stop? Your Q40 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who can repair my Infiniti Q40 engine? Your local Firestone Complete Auto Care offers Infiniti Q40 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!