My mazda demio shows yellow engine sign on the dashboard. It comes on and off has l drive
That indicates something is malfunctioning in your engine bay. Don't put it off. It could be something seriously wrong. Since it comes on and off it is most likely a sensor. Are you seeing any power loss or smoke in your echaust?
engine lack power when the engine temp rises after a cold or initial startup and running for some time.
Search Mazda Demio questions
Mazda Demio experts