Why does my CLA45 AMG’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.

Are Mercedes-Benz CLA45 AMG engine noises bad?

Strange under-the-hood noises can point to problems within your Mercedes-Benz CLA45 AMG engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal 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 Mercedes-Benz CLA45 AMG 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 slamming the gas pedal while the engine is still cold. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I put water in my Mercedes-Benz CLA45 AMG 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 can cause a CLA45 AMG engine to suddenly stop?

If your CLA45 AMG 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 repairs Mercedes-Benz CLA45 AMG engines?

Your local Firestone Complete Auto Care fixes Mercedes-Benz CLA45 AMG engines. Book an appointment today! We have thousands of locations across the country.

Engine Repairs for Your 2018 Mercedes-Benz CLA45 AMG

Learn about

2018 Mercedes-Benz CLA45 AMG Trim Options

Select your Mercedes-Benz CLA45 AMG trim level to learn more about Mercedes-Benz-recommended engine repair. Use the following chart to find information.

L4/2.0L

Repairs for Your 2018 Mercedes-Benz CLA45 AMG

Nothing stays the same forever. Even your Mercedes-Benz CLA45 AMG's many parts and pieces. We’re here to help when something stops working. Select a repair or category to learn more about 2018 Mercedes-Benz CLA45 AMG services.

We Care for Mercedes-Benz CLA45 AMG Engines

Mercedes-Benz CLA45 AMG engines are known for their reliability. You may have even been thinking about that when you bought it. However, even your trustworthy engine is subject to wear and tear. Things can go wrong on the road. If the unexpected strikes, you may search the internet frantically for quick and affordable 2018 Mercedes-Benz CLA45 AMG engine repairs. Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. We've serviced more than 500 million vehicles since 1926, and our technicians know Mercedes-Benz CLA45 AMG engines. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

Illuminated Check Engine Light on 2018 Mercedes-Benz CLA45 AMG

As soon as your CLA45 AMG check engine light turns on, it’s time to get an expert’s opinion. A steady or flashing check engine light could signal a serious issue with your or emission control system that won’t go away on its own. Possible causes can include a failing oxygen sensor, damaged spark plug, issues with your catalytic converter, or a leak in the engine vacuum, but that's only a few of the possible causes. Stop by your local Firestone Complete Auto Care to get your CLA45 AMG issues diagnosed and we’ll figure out why that check engine light is giving you grief. rattling sounds, oil leaks, or engine misfiring.

2018 CLA45 AMG Engine Services

If your 2018 Mercedes-Benz CLA45 AMG needs engine repair, our expert techs will let you know what needs to be done and why before they get started. We don't start working until we have your approval. If a service can wait, we’ll make sure you know. But if immediate repairs are necessary for your safety, we’ll make sure that's clear, too. We want to provide you with the information you need to make an informed engine repair decision. Choose Firestone Complete Auto Care for Mercedes-Benz CLA45 AMG engine repairs and you can drive easy knowing that we use Mercedes-Benz-approved parts and fluids — timing belt, valve guide seal, sensors, or another part.

Questions About 2018 Mercedes-Benz CLA45 AMG Engines

Why does my CLA45 AMG’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.
Are Mercedes-Benz CLA45 AMG engine noises bad? Strange under-the-hood noises can point to problems within your Mercedes-Benz CLA45 AMG engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal 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 Mercedes-Benz CLA45 AMG 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 slamming the gas pedal while the engine is still cold. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I put water in my Mercedes-Benz CLA45 AMG 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 can cause a CLA45 AMG engine to suddenly stop? If your CLA45 AMG 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 repairs Mercedes-Benz CLA45 AMG engines? Your local Firestone Complete Auto Care fixes Mercedes-Benz CLA45 AMG engines. Book an appointment today! We have thousands of locations across the country.