While driving the check engine light indicator suddenly appear on the dashboard. Check engine light indicator is the symbol of the engine appears on the dashboard.
Car Problem Diagnosis
Check engine light is a part of the OBD system, stand for On-board Diagnostics. This light indicates that there is a problem on the power train that affects the emission system of your car. Cars this day are controlled by computer, this computer are the one that regulates all most all of your car system for maximum performance such as the air/fuel mixture, as well as the timing.
What to do When Check Engine Light Goes On
What to do when check engine light goes on? When the check engine light goes on, the only thing to do is to bring your car to a reputable auto repair shop and ask the mechanic to check your car.
Check engine light can either blinking or steadily on, if the check engine light is blinking, this means a serious problem occur and needed an immediate attention, usually this is because of an engine misfiring, try to slow down a bit and bring the car to a shop at once to avoid an escalation of the problem. However, if the check engine light appears steadily while you are driving, no need to worry this does not mean serious problem, usually this kind of problem can be solved by just tightening the gas cap, in any case you still need to bring your car to a repair shop for checking.