Why is My Check Engine Light Flashing And Car Shaking

Last updated on July 16th, 2023 at 10:32 am

Have you ever been driving and suddenly your check engine light begins flashing and so you start asking yourself why is my check engine light flashing and car shaking?

Well, in this post we will talk of why you could see your check engine light flashing then stops, why check engine light blinking and the car shaking.

The Reason for a flashing check engine light ford f150 and why you get check engine light flashing then solid, after a while.

All these are what we will be considering in this post.

The check engine light is available in every car as a warning system. It is the indicator that alerts the driver of a car that one or more components are malfunctioning.

This problem can be found in the transmission system or the engine of the car. If you notice the check engine light blinking then, it is an obvious danger sign and you will need to take the vehicle in for a check-up.

Although some drivers do not take the engine blinking seriously, it is not advisable to continue driving your car without taking it to a mechanic once you notice the light.

If your car’s engine light is coming on, it might be as a result of missing the gas cap or a complex problem like engine misfiring.

A complex problem can lead to poor performance of the car. Whatever the reason might be, you will not know until you take the car in for a full diagnosis.

When a car is consuming fuel or releasing pollutants, it may also trigger the check engine light.

Once you notice that your check engine light is coming on, you need to take your vehicle to a mechanic as fast as possible so that it will not lead to irreversible damage.

Why is my Check Engine Light Flashing and then Going Off?

The check engine light flashing and going off is trying to inform the driver that there is an irregularity in the car system. It is usually referred to as a soft failure.

It could be that a keeps connecting and reconnecting. However, if the light remains on, then it is a hard failure. It could be informing the driver that a mass airflow is dusty and needs to be cleaned.

A steady light might not be an emergency, but it is better to be safe. You should schedule an appointment with a mechanic and report the problem to them.

Why is Check Engine Light Blinking and Car Shaking?

The check engine light will come on, no matter the model of your car as long as the control system discovers there is a problem.

If your check engine light is blinking while the car is shaking, this is an obvious sign of a huge problem. A vehicle that has a faulty fuel pressure of spark plugs might start shaking.

Another reason why a car might shake if the check engine light is blinking is whenever it develops an engine misfiring or a damaged air control valve.

This condition might make it to start shaking uncontrollably. It could lead to problems in the vehicle ignition and fuel timing.

The check engine light may blink and cause the car to start shaking when the vehicle has a broken or damaged engine mount.

A weak or broken engine mount can lead to heavy shaking. Once you experience the check light blinking and car shaking, you will have to take the car to a professional for diagnosis.

Why will a Car Check Engine Light Flashing and Car Sputtering?

The most common triggers of a check engine light are broken wires, loose or torn vacuum hoses, engine problems, and faulty electrical connections.

Once the car system discovers that there is a malfunction in the car system, it will trigger the check engine light to inform the driver that there is a problem somewhere.

If your check engine light is on and the car is spluttering, it may be that the spark plug is faulty or dirty.

The spark plugs are in charge of igniting the fuel and if it is dirty, they will not ignite fuel properly.

Therefore, this will lead to car sputtering and misfiring. It could also be that a vacuum in the car is leaking.

Another common reason why the check light engine may be coming on and car is sputtering is whenever there is a malfunction in the fuel system.

It could be a problem with the fuel pump, filter, or injectors. Once either of these components is contaminated, it will affect the fuel that is powering the vehicle.

Why is Check Engine Light Flashing then, Solid, After a While?

Whenever the check engine light is flashing and then remaining solid, it is an indicating that the car is malfunctioning and needs to be repaired as fast as possible.

This condition is showing that there is a serious problem with the car, which could lead to damage if it is not taken care of as quick as possible.

When you notice that your check engine light is coming on, as a car owner, you should never neglect it. Neglecting it can cost you so much more and lead to serious damages.

Some of the things that could trigger the engine light include bad oxygen, vacuum leak, faulty fuel problems, broken wires, worn components, and so on. You need to take your car to a professional once you realize the check engine light is on.

Reason for a Flashing Check Engine Light Ford f150

When ford f150 check engine light is flashing there is couple of reasons that is so.

If your Ford F150 check engine light is flashing, it is a way of telling you that there is a problem with one or more components of the car.

You should not ignore the light. It could be that the engine is misfiring and it could cause the fuel to enter the exhaust.

This can cause serious damage to the exhaust and the catalytic converter. The reason why the check engine light keeps flashing is a warning that you might damage the engine of your Ford F150 if you keep driving it.

Some of the other situations that might trigger the check engine light in your vehicle are:

Problems with the ignition system
Faulty fuel system
Jumped timing chain
Issues with the VVT
EGR system malfunctioning
Difficulties with the crank sensor
Bent valve, or bad lifter

Conclusion

There are always reasons why the check engine light flashes or blinks, but I am sure you know what to do when your car check engine light blinking car shaking and even why check engine light flashing then stops and the reason for a flashing check engine light ford f150.

It is left for you, as a car owner, to uncover these reasons if you have adequate knowledge.

However, if you do not knowledge of it, it is advisable you take the car in for mechanic inspection as quick as possible. Neglecting this issue could lead to damages that will cause you more.

Jeffery Ekweghi

Hi dear, my name is Jeffery Ekweghi, and I am a certified mechanic and autobody parts technician. I created this site to share my expertise and experience with car lovers looking to resolve their car-related issues. I am certified in private cars and heavy-duty commercial vehicles. I have worked as a mechanic since 2015 and have experience in vehicle brands like Subaru, Jeep, Toyota, TATA, BMW, Mazda, Honda, Nissan, Kia, TVs, and Others; however, I primarily specialize in Toyota vehicles.