What's wrong with the engine icon displayed on the dashboard after the car starts?

The dashboard of the car shows that the engine icon is an engine failure. The possible reasons are: the air flow sensor or oxygen sensor needs to be replaced, the spark plug or ignition coil, or the engine cylinder is unclean and carbon deposits lead to engine knocking; The combustion state is not good; Poor fuel quality. But for specific reasons, you need to go to the after-sales repair shop and read the fault code with a special computer.

Display mode and solution of engine light on automobile dashboard;

1, there are several ways to light the engine fault light: yellow light is always on, yellow light flashes, red light flashes, red light flashes; If it is a red light, go to the 4S shop for inspection and maintenance immediately, and the fault is very serious; If the yellow light is on, the fault may not affect driving, but it should be checked as soon as possible.

2. The car can read the fault code with the computer through the OBD interface. If you are interested in the vehicle mechanical/electronic system, you can buy a Bluetooth module with OBD interface, and you can view and clear the fault code with your laptop or Android phone.