Motorcycle, as a kind of road traffic tool with high mobility, may cause water intrusion due to the limitation of some storage conditions during daily use. Especially when driving in summer and autumn, you will often encounter stormy weather, especially in some places with low road terrain where there is deep water. Forcibly wading through the water will cause water ingress of the motorcycle to varying degrees. If the rider does not timely carry out necessary maintenance, it will not only affect the normal driving of the motorcycle, but also directly cause early damage to various parts of the vehicle (such as engine accessories). When a motorcycle is running, once it is waded into water, the main parts that are likely to cause water ingress are the fuel supply system and circuit control system of the motorcycle, followed by the engine, motorcycle ignitionlighter, motorcycle magneto, generator, fuel tank and other components, while the fuel supply system that water seeps into includes…