Why does the check engine light in my 3 turn on when I start my car?

Generally, your check engine light turning on upon ignition is not a bad thing. This is just your 3 testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why is my Mazda 3 making engine noise?

Unusual noises can signal a problem with your Mazda 3 engine. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage my Mazda 3 engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car is 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.

Is it okay to put water in my Mazda 3 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 3 when you’re out of coolant, having water in the coolant reservoir is better than nothing.

Why did my 3 engine suddenly stop?

Reasons your 3 car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.

Who fixes Mazda 3 engines?

Your local Firestone Complete Auto Care offers Mazda 3 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Reliable Repairs for 2021 Mazda 3 Engines

Learn about

2021 Mazda 3 Trim Options

Select your Mazda 3 trim level to learn more about Mazda-recommended engine repair. Even Mazda 3 parts will get older and change.

L4/2.0L

L4/2.5L

Repairs for Your 2021 Mazda 3

Stuff wears out. Even your Mazda 3’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 2021 Mazda 3.

We’re Trained to Care for Mazda 3 Engines

Mazda 3 drivers trust that their 3 will take them near and far. That might be why you bought it in the first place. Even so, pieces and parts can break down over time. Things can go sideways sometimes. When they do, you might find yourself searching for 2021 Mazda 3 engine repair or replacement parts. That's when it's time to head to Firestone Complete Auto Care. Since 1926, we’ve taken care of 500 million+ cars, so you can rest assured knowing your Mazda 3 engine will be in good hands. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

My 2021 Mazda 3 Check Engine Light Is On

As soon as your 3 check engine light turns on, it’s time to get an expert’s opinion. A check engine light that’s flashing or steadily illuminated could point to problems with your or emission system, and it won’t go away by ignoring it. Possible causes can include a failing oxygen sensor, damaged spark plug, a problem with your catalytic converter, or an engine vacuum leak, but that's only a few of the possible causes. Bring your 3 to Firestone Complete Auto Care to get computerized diagnostics and we'll determine exactly why your check engine light is on. rattling sounds, oil leaks, or misfiring.

Engine Repairs for Your 2021 3

If your 2021 Mazda 3 needs engine repair, our technicians will make sure you understand what’s going on before they start working on your engine. We don't start working until we have your approval. If a repair can wait, we'll let you know. We'll also tell you if it's necessary for your safety. We seek to give you all the info you need to make a smart decision about our services. Turn to Firestone Complete Auto Care for your 2021 3 engine repairs and you can feel good knowing that we only use Mazda-compliant replacement parts such as the cambelt, engine oil seal, sensors, or a different component.

2021 Mazda 3 Engine Q&A

Why does the check engine light in my 3 turn on when I start my car? Generally, your check engine light turning on upon ignition is not a bad thing. This is just your 3 testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why is my Mazda 3 making engine noise? Unusual noises can signal a problem with your Mazda 3 engine. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage my Mazda 3 engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car is 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.
Is it okay to put water in my Mazda 3 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 3 when you’re out of coolant, having water in the coolant reservoir is better than nothing.
Why did my 3 engine suddenly stop? Reasons your 3 car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.
Who fixes Mazda 3 engines? Your local Firestone Complete Auto Care offers Mazda 3 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!