There are pages and pages of things that can cause a check engine light. You need to have it checked with a scantool. Then the code can be diagnosed and repaired.
That depends entirely on the reason why the check engine light is on.
Your engine overheated for whatever reason.
Yes, this is often the reason why the check engine light comes on.
If the check engine light is on, there's something wrong with the engine. Or, the computer is bad. One or the other. They don't set a light for no reason.
If you fix the reason the light came on in the first place the check engine light will reset itself after a few drive cycles.
The check engine light can come on for a variety of reasons. You will have to have the vehicle connected to a code reader to determine the specific reason for the light to be on.
Yes, the check engine light is coming on for a reason. You need to take your vehicle into a service center.
The Check Engine Light comes on when the ECU detects a problem with the emissions system.
You have to find the reason why it came on.
Resetting the ECM without fixing the reason why the check engine light came on will only lead to the check engine light coming back on soon.
Your bad muffler might be part of the reason your check engine light comes on. Usually, your bad muffler causes something else to go wrong and that causes your check engine light to come on. Problems cascade.
That is the check engine light.That is the check engine light.