Is it safe to clean the engine compartment in the car wash shop?

Safe. According to car home's inquiry, the engine compartment of the car wash shop is professionally cleaned. There are many important parts in the engine compartment, which are waterproof when designed and can be cleaned with water, so it is very safe. Engine compartment includes engine, air filter, storage battery, engine exhaust system, throttle valve, water tank, relay box, brake booster pump, throttle cable, etc.