Will Your Car Fail Emissions If Check Engine Light Is On?

Introduction

The check engine light is a warning light that illuminates on your dashboard when there is a problem with your car’s engine or emissions system. When the check engine light is on, it means that your car has failed an emissions test.

What Causes the Check Engine Light to Come On?

There are many different things that can cause the check engine light to come on, including:

* A loose or missing gas cap
* A faulty oxygen sensor
* A bad spark plug
* A clogged catalytic converter
* A problem with the emissions control system

Will My Car Fail Emissions If the Check Engine Light Is On?

In most states, your car will fail emissions if the check engine light is on. The reason for this is that the check engine light indicates that there is a problem with your car’s emissions system. If the emissions system is not working properly, your car will not be able to pass an emissions test.

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

If the check engine light comes on, you should take your car to a mechanic as soon as possible. The mechanic will be able to diagnose the problem and fix it. Once the problem is fixed, you will be able to pass an emissions test.

Conclusion

The check engine light is a warning light that should not be ignored. If the check engine light comes on, you should take your car to a mechanic as soon as possible. Ignoring the check engine light can lead to serious problems, including failing an emissions test.