Can I wash car engine with water?
You want to spray enough water to carry the dirt and grime off the engine.
You don’t need a super high-powered pressure washer to do you engine cleaning.
A simple garden hose or a small electrical pressure washer will suffice.
How do you clean an engine?
How to Clean an Engine –
Can I power wash my engine?
Using a pressure washer, lower the pressure a bit to avoid blasting water into the electrical components. If you can’t adjust the pressure, be sure to hold the wand further from the engine. Spray away all of the cleaner and residue until the engine is as clean as possible.
Should you wash your car engine?
If you do want to clean under the hood, Faruki recommends skipping the car wash and using a rag and a toothbrush. A water-soluble engine degreaser is fine, if you follow the directions on the label. If you really want to use a hose, use it under low pressure, and not when the engine’s hot.