It is illegal to disconnect or in any way, modify the check engine light on any vehicle. Take it back and tell the mechanic to connect the light as it should be or you will report him to the EPA.
Take your vehicle to a mechanic
Then you may want to have a mechanic check it out.
To change a check engine light the dashboard must be removed this is best done by a mechanic. To reset a engine light unplug the cars battery for half a hour.
The engine is overheating - see a mechanic for a professional diagnosis .
The check engine light could any number of things. It is impossible to know what the light means without having the car checked by a mechanic. The mechanic will then be able to tell what is wrong with the car.
A Dodge Ram will have a check engine light appear when the engine needs to be serviced. You can reset this light by following the directions in your manual or by having your mechanic do it.
To check engine light codes one would have to bring your vehicle to a mechanic who can use a computer to check the computer chip that regulates this function.
if your check engine light is on your computer is reading a default code and needs to be serviced by a mechanic there is no fuse to control the light
By bringing it to a trained mechanic so they can check the engine is running properly (which if the light is on it's probably not)
There are a number of reasons why a check light might be coming on in your car. Once the check engine light comes on it is important to get the car to a mechanic for diganoses.
If the check engine lights are on, that means that there is something wrong. A mechanic can check and tell what is wrong with the car.
That is the check engine light. Have it checked for codes and diagnosed by a trained mechanic.