Why does the check engine light come on when I start my 340i?

It's okay if your check engine light comes on when you first start your vehicle. This is just your 340i testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Why is my BMW 340i making engine noise?

Unusual noises can signal a problem with your BMW 340i 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 be traced back to a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.

What could damage my BMW 340i 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. Steer clear of these habits to help protect engine performance and efficiency.

Is it okay to put water in my BMW 340i 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.

Why did my 340i engine suddenly stop?

Your 340i car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Who fixes BMW 340i engines?

Your local Firestone Complete Auto Care has you covered with expert 340i engine repair. Schedule an appointment today and see us at one of our thousands of locations.

2016 BMW 340i Engine Repair

Learn about

2016 BMW 340i Trim Options

Select your BMW 340i trim level to learn more about BMW-recommended engine repair. Use the following chart to find information.

L6/3.0L

Repairs for Your 2016 BMW 340i

Stuff wears out. Even your BMW 340i’s engine parts and components will change. When something breaks, we're ready. Select a repair or category to learn more about 2016 BMW 340i services.

We Know BMW 340i Engines

BMW 340i 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 sideways sometimes. If the unexpected strikes, you may search the internet frantically for quick and affordable 2016 BMW 340i engine repairs. 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 BMW 340i engines. 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 2016 BMW 340i

An illuminated check engine light on your BMW 340i 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, Causes may include a faulty oxygen sensor, bad spark plug, a problem with your catalytic converter, or an engine vacuum leak, to name a few potential sources. Bring your 340i in for an on-board diagnostic check and our expert techs will get the root of the problem. Other signs your BMW 340i engine needs some TLC are essential fluid leaks, or misfiring.

Engine Repairs for Your 2016 340i

When your BMW 340i engine needs repairs, our technicians will make sure you understand what’s going on before they start working on your engine. We make recommendations, but you make the final decision. 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 want to provide you with the information you need to make an informed engine repair decision. Choose Firestone Complete Auto Care for BMW 340i engine repairs and you can feel good knowing that we only use BMW-compliant replacement parts such as the serpentine belt, valve guide seal, sensors, or other parts.

Questions About 2016 BMW 340i Engines

Why does the check engine light come on when I start my 340i? It's okay if your check engine light comes on when you first start your vehicle. This is just your 340i testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Why is my BMW 340i making engine noise? Unusual noises can signal a problem with your BMW 340i 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 be traced back to a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.
What could damage my BMW 340i 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. Steer clear of these habits to help protect engine performance and efficiency.
Is it okay to put water in my BMW 340i 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.
Why did my 340i engine suddenly stop? Your 340i car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who fixes BMW 340i engines? Your local Firestone Complete Auto Care has you covered with expert 340i engine repair. Schedule an appointment today and see us at one of our thousands of locations.