You take it to a dealer and they will plug in a test computer to analyse where the detected fault it is.....sorry it will cost you.
There are dozens and dozens of causes for the check engine light to stay on. You need to have the computer checked for codes to know possible causes.
Check your engine light and if that doesn't work go to your dealer.
You need to have the system checked for codes. You will then know why the light is coming on.
Did you reset the light? I don't know what gasket you changed, but undoubtedly that was not the problem. The check engine light comes on when there is a problem with the emissions system.
You can buy the check engine computer and the book comes with it. I know, I bought one. When your check engine light comes on, you plug it in and check the engine and it will give you the code and you look in the book for that code and it gives you the answer.
Have the system checked for codes, you will then know possible causes.
The computer in the vehicle is detecting something wrong. To know what it is, you'd need to see a mechanic who can connect a diagnostic device to the computer and read off the error code.
It's actually a "check engine" light. It's not specifically for the oil. This light comes on automatically when the engine is being started. You only have to worry about this light if it stays on. It will also come on for any number of engine related problems, or if the battery needs to be replaced. There isn't one specific reason the light comes on. It is just a warning to let you know something is wrong.
There ar pages and pages of things that can cause a check engine light. You need to have it checked for codes to know what to diagnose.
Engine check light comes on, and you have the codes read.
If your unsure of why the check engine light keeps coming on, you should take it to a place like Auto Zone. They can run a test and let you know what's wrong.
There are literally hundreds of things that can turn the check engine light on. You need to have the system checked for codes to know what to diagnose. And sometimes it might be an error with electronics. My moms engine light ha been on since 2008 winter. When she asked omeone to look at it nothing was wrong.