If I understand your wording right: Pull the codes from the computer, match the code to the troubleshooting procedure, follow the procedure to find the source. Repair the source, light will go out if that was the only problem. There are "monitors" or self test the computer runs the car through, if a problem occurs, it may not run all of the self tests until that problem is taken care. Therefore, another problem may exist. It is emission related.
When the engine light comes on and the car shakes at the same time, it could be the spark plugs or ignition coils are faulty. Misfiring is causing the car to shake.
When my check engine light comes on, it is caused by the temperature sensor not working. As soon as the light comes on, my temperature drops to cool. If the light goes out, the temp gauge returns to normal.
When the check engine light comes on, it's a good indication that something is wrong with your engine.
Faulty Alternator?
If an engine transmission light comes on in the dashboard there can be a potential problem with the drive-train. The engine's computer should receive a diagnostic to determine if there is anything wrong with the transmission.
The check engine light comes on when the ECU detects a problem with the emission system. To determine what the problem is you need to have the ECU scanned with an OBD2 scan tool. The code you retrieve will tell you where to start looking for the problem.
It means you drive down to you local car parts store and ask to borrow one of their engine light code readers to see what the problem is, the light indicates there is something wrong, that something wrong could be 100 things, you need the reader to find out whats wrong.
Your engine managment light will come on ,if you recently purchaced 1 and the light still comes on the wiring could be the wrong way round if it is universal
The Check Engine Light comes on when an error code is sent to the Car's Central Computer. Take it to a servicer who can download the code and tell you what's wrong. It could be any one of a thousand things wrong.
yes
more info please year, make, model. the number is too high for an obd2 code.
Check the engine oil, sometimes when the oil is low the check engine light comes on while sitting still and goes out when you accelarate.