What is the reason why the car hits the fire for a few seconds?

What is the reason why the car hits the fire for a few seconds? What is the reason why the car hits the fire for a few seconds? The following is the specific reason why the car hit the button for a few seconds: 1. Throttle: Throttle is out of order, it is difficult to strike, and there will be abnormal noise. You can clean the throttle, which usually needs to be cleaned after driving for a certain number of kilometers. 2. Spark plug: If the spark plug gap is too large, the service life reaches the limit or the spark plug deposits carbon, it will also make it difficult for the car to strike a fire and make an abnormal sound. 3. Nozzle: Nozzle blockage leads to poor atomization effect, and nozzle carbon deposition is also related. @20 19