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What Does It Mean if My Check Engine Light Is On?

by | Jul 20, 2022

What Is a Check Engine Light?

A check engine light is a warning indicator on a car’s dashboard that indicates various potential vehicle problems.

When the check engine light comes on, it means that the car’s onboard computer has detected a problem with one of the vehicle’s many sensors.

The sensors on a car are responsible for monitoring various systems, and when one of them detects a problem, it will trigger the check engine light.

There are a few things that can cause the check engine light to come on, some of which are more serious than others.

If the light is flashing, the problem is more urgent.

What Does It Mean if My Check Engine Light Is Flashing?

If the check engine light is flashing, there is a more severe problem with the vehicle.

It could be something as simple as a loose gas cap or something more serious, like a problem with the engine itself.

A loose gas cap, although simple, can cause major issues with the vehicle in a short amount of time.

The gas cap is responsible for keeping fuel vapors from escaping the tank, and if it’s not tightened correctly, those vapors can be drawn into the engine, causing long-term damage.

Either way, it’s crucial to get the problem checked out by a professional as soon as possible.

What Are Sensors?

Sensors are devices that are used to measure or detect a variety of different things.

In a car, sensors are responsible for monitoring everything from the engine speed to the position of the throttle.

There are dozens of different sensors on a car, and each one is responsible for monitoring another system.

If one of these sensors detects a problem, it will trigger a light on your vehicle’s cluster.

What Is a Cluster?

A cluster is a panel on a car’s dashboard that houses all the warning lights.

The check engine light is just one of many different lights that may be located on your vehicle’s cluster.

Other lights include the oil pressure light, the battery light, and the brake light.

Each of these lights serves a different purpose, and they are all important to pay attention to.

If the check engine light comes on, it means that there is a problem with one of your car’s engine or emissions sensors.

Be sure to know where your check engine light is.

Manufacturers will sometimes locate different warning lights in various places on or off the cluster.

Be sure you know where all of the essential warning lights are on your car.

What Are Some Common Causes of the Check Engine Light?

There are a few different things that can cause the check engine light to come on.

Some of the most common causes include:

-A loose or missing gas cap

-A faulty oxygen sensor

-A fault in the Mass Air Flow sensor

-An issue with the catalytic converter

-A misfire in the engine

If the check engine light comes on, it’s crucial to have the problem diagnosed as soon as possible.

Some problems are easy and inexpensive to fix.

Other problems, like a faulty oxygen sensor, can be more severe and expensive to fix.

Either way, it’s important to get the problem checked out by a professional to avoid any further damage to your vehicle.

What Happens if I Ignore the Check Engine Light?

If you ignore the check engine light, you risk causing further damage to your vehicle.

As mentioned, some problems are more severe than others, and if left unchecked, they can lead to expensive repairs.

In some cases, ignoring the check engine light can even lead to safety issues.

For example, if your car has a misfire in the engine, it could cause your vehicle to stall while you’re driving.

This could lead to an accident, and no one wants that.

What Should I Do If My Check Engine Light Comes On?

If your check engine light comes on, you should first try to figure out what caused it.

You can probably fix it yourself if it’s something simple like a loose gas cap.

Your local auto parts store will often provide code scanners or readers that can help you diagnose the problem.

However, if the problem is more serious, you should take your car to a mechanic or dealership for further diagnosis and repairs.

Either way, getting the problem checked out as soon as possible is important.

Ignoring the check engine light could lead to further damage to your car.

If you have questions about your check engine light, consult your owner’s manual or take your car to a professional for further diagnosis.

Consider Your Warranty

If your car is still under warranty, you may be covered for some repairs.

Check your warranty agreement to see what is and is not covered.

If you’re not sure, then ask your dealer or mechanic.

They can tell you if the repairs are covered under your warranty.

If You’re Not Under Warranty

Consider getting a third-party warranty so that when your check engine light comes on, you won’t break a sweat.

We at Protect My Car offer comprehensive extended warranty plans to cover repairs to your vehicle’s engine, transmission, and more.

For more information about our plans, please visit us online or call us at 1-(866) 518-2563.

We even offer roadside assistance and towing so you’re never left stranded when you have car trouble, and your check engine light comes on.

Driving with Peace of Mind

The bottom line is that if your check engine light is on, then you should get the problem checked out as soon as possible.

Ignoring the light could lead to further damage to your car.

If you have questions about your check engine light, consult your owner’s manual or take your car to a professional for further diagnosis.

If your car is still under warranty, you may be covered for some repairs.

Check your warranty agreement to see what is and is not covered.

Check engine lights don’t have to lead to stress.

If you know what your check engine light means and take precautions to be ready for when it appears, you can keep driving with confidence.

About Protect My Car

Protect My Car is an extended auto warranty company. Our goal here at Protect My Car is to eliminate your worry of being financially responsible for an expensive mechanical breakdown. With our extended auto warranty, you don’t have to worry about being fully burdened with the cost of a covered repair.

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