Do not flush the engine directly when washing the car. Once the motor contacts water, if it is not wiped in time, it will cause various components to short circuit or open circuit, or damage various components. components, seriously affecting the operation of the engine. Therefore, the engine is not suitable for flushing with water.
Typically there are starters, generators, wiring, etc. next to the engine. It is inevitable that these places will be exposed. They are afraid of water. They can damage the engine and engine. The circuit may be shorted. The solution is to wipe it with a cloth.