Why does my CX-9’s check engine light come on when I start it?

Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your CX-9 firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Are Mazda CX-9 engine noises bad?

Unusual noises can signal a problem with your Mazda CX-9 engine. Tapping or knocking could mean you need an oil change. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage my Mazda CX-9 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 accelerating too quickly, too soon. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I put water in my Mazda CX-9 radiator?

While it’s not recommended, you can use water in your CX-9 radiator in emergencies. Normally, you should only use a 50/50 mix of coolant and water or a pre-mixed coolant. However, if you are completely out of coolant and must continue driving, it’s better to have water in your coolant reservoir than nothing.

Why did my CX-9 engine suddenly stop?

Your CX-9 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Who fixes Mazda CX-9 engines?

Your local Firestone Complete Auto Care offers Mazda CX-9 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Engine Repairs for Your 2019 Mazda CX-9

Learn about

2019 Mazda CX-9 Trim Options

Select your Mazda CX-9 trim level to learn more about Mazda-recommended engine repair. Use the following chart to find information.

L4/2.5L

Mazda CX-9 Repairs and Services

Stuff wears out. Even your Mazda CX-9's many parts and pieces. When something breaks or fails, we’re ready to help. Select a repair or category to learn more about 2019 Mazda CX-9 services.

We Know Mazda CX-9 Engines

The Mazda CX-9 is respected for its reliability. You may have even been thinking about that when you bought it. Even so, pieces and parts can break down over time. Sometimes plans go sideways. When they do, you might find yourself searching for 2019 Mazda CX-9 engine repair or replacement parts. 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 Mazda CX-9 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.

Check Engine Light on 2019 Mazda CX-9

An illuminated check engine light on your Mazda CX-9 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 fuel injection, Possible causes can include a failing oxygen sensor, bad spark plug, a clogged catalytic converter, or an engine vacuum leak, to name a few possible causes. Bring your CX-9 in for an on-board diagnostic check and our expert techs will get the root of the problem. rattling sounds, oil leaks, or engine misfiring.

2019 CX-9 Engine Services

When your Mazda CX-9 engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We make recommendations, but you make the final decision. If a repair isn’t urgent right now, we’ll let 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. Turn to Firestone Complete Auto Care for your 2019 CX-9 engine repairs and you can feel good knowing that we only use Mazda-compliant replacement parts such as the cambelt, oil gasket, sensors, or other parts.

Questions About 2019 Mazda CX-9 Engines

Why does my CX-9’s check engine light come on when I start it? Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your CX-9 firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Are Mazda CX-9 engine noises bad? Unusual noises can signal a problem with your Mazda CX-9 engine. Tapping or knocking could mean you need an oil change. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage my Mazda CX-9 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 accelerating too quickly, too soon. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I put water in my Mazda CX-9 radiator? While it’s not recommended, you can use water in your CX-9 radiator in emergencies. Normally, you should only use a 50/50 mix of coolant and water or a pre-mixed coolant. However, if you are completely out of coolant and must continue driving, it’s better to have water in your coolant reservoir than nothing.
Why did my CX-9 engine suddenly stop? Your CX-9 car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who fixes Mazda CX-9 engines? Your local Firestone Complete Auto Care offers Mazda CX-9 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!