Ask an expert, what is the reason why the OBD fault light of the car is on?

The engine fault light is on, which proves that the vehicle is in poor combustion condition, which leads to the comprehensive judgment of the computer that the exhaust emission is not up to standard;

Suggestions on the condition of your car:

1, go to the maintenance station to check the computer, mainly the voltage of each sensor to see the working state of the sensor;

2. Clean the throttle valve

3. Replace the spark plug

4. Check the working pressure of the gasoline pump.

5. Check the scaling of the gasoline filter.

FYI