Why does my 640i’s check engine light come on when I start it?

It’s usually normal for your check engine light to turn on upon ignition. It’s just your 640i firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Are BMW 640i engine noises bad?

Strange engine sounds can be a sign something’s off in your BMW 640i. 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 could be a sign that something is wrong with your brakes — not the engine.

What could damage my BMW 640i engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving your engine while the vehicle is 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 BMW 640i radiator?

It’s not recommended you put water in your 640i radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.

What can cause the engine in my 640i to suddenly stop?

There are different reasons your 640i vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.

Who repairs BMW 640i engines?

Your local Firestone Complete Auto Care fixes BMW 640i engines. Book an appointment today! We have thousands of locations across the country.

2016 BMW 640i Engine Repair

Learn about

2016 BMW 640i Trim Options

Select your BMW 640i trim level to learn more about BMW-recommended engine repair. Even BMW 640i parts will get older and change.

L6/3.0L

2016 BMW 640i Repair

Nothing lasts forever. Even your BMW 640i's many parts and pieces. We’re here to help when something stops working. Select a service or repair below to learn more about what we can do for your 2016 BMW 640i.

We Care for BMW 640i Engines

BMW 640i engines are known for their reliability. That might be why you bought it in the first place. Even so, pieces and parts can break down over time. Things can go wrong on the road. If the unexpected strikes, you may search the internet frantically for quick and affordable 2016 BMW 640i 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 BMW 640i engines. If you think something’s wrong with your engine, schedule an appointment at your convenience. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

Check Engine Light on 2016 BMW 640i

As soon as your 640i 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 fuel, Potential causes may include a faulty oxygen sensor, bad spark plug, a clogged catalytic converter, or a leak in the engine vacuum, to name a few potential sources. Bring your 640i to Firestone Complete Auto Care to get computerized diagnostics and our expert techs will get the root of the problem. engine pinging noises, oil leaks, or engine misfiring.

Engine Repairs for Your 2016 640i

If your 2016 BMW 640i needs engine repair, our expert techs will let you know what needs to be done and why before they get started. We make recommendations, but you make the final decision. If a service can wait, we’ll make sure you know. We'll also tell you if it's necessary for your safety. We want to give you all the details you need to make an informed decision about your engine repairs. Choose Firestone Complete Auto Care for BMW 640i engine repairs and you can feel good knowing that we only use BMW-compliant replacement parts such as the cambelt, valve guide seal, fuses, or a different component.

2016 BMW 640i Engine Q&A

Why does my 640i’s check engine light come on when I start it? It’s usually normal for your check engine light to turn on upon ignition. It’s just your 640i firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Are BMW 640i engine noises bad? Strange engine sounds can be a sign something’s off in your BMW 640i. 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 could be a sign that something is wrong with your brakes — not the engine.
What could damage my BMW 640i engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving your engine while the vehicle is 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 BMW 640i radiator? It’s not recommended you put water in your 640i radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.
What can cause the engine in my 640i to suddenly stop? There are different reasons your 640i vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.
Who repairs BMW 640i engines? Your local Firestone Complete Auto Care fixes BMW 640i engines. Book an appointment today! We have thousands of locations across the country.