What is the correct method for cleaning a car engine?

2 Answers
McCarter
07/28/25 4:04pm
The correct method for cleaning a car engine is to use a dedicated cleaning agent followed by careful wiping with a damp towel to prevent circuit damage. Tools needed: cleaning agent, brush or used toothbrush, towel, and spray bottle. The main sources of contamination in a car engine compartment are dust and mud. If car owners want to clean the engine compartment themselves, they should prepare engine cleaner, a brush or used toothbrush, a towel, and a spray bottle. Using cleaning agent: The purpose of using a cleaning agent is to remove oil stains from the engine compartment. Therefore, when using it, the owner should focus on spraying the cleaning agent on various parts and then carefully scrub with a small brush. After the operation, the owner should rinse with clean water before air-drying to easily achieve the cleaning goal. Then use a damp towel: If the owner has sufficient time, they can choose to use a damp towel to clean the engine compartment. This method can effectively avoid water splashes from damaging related circuits during washing, so careful cleaning with a damp towel yields better results.
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Gonçalves
08/11/25 11:09pm
I've been driving for many years, and cleaning the engine is quite important to prevent dirt buildup from affecting performance. When cleaning, make sure the engine is completely cooled down; never operate on a hot engine as it can damage components. I use a specialized engine cleaner, spraying it evenly on the surface, then wait five to ten minutes to let the grease soften. After that, I gently scrub away the dirt with a soft brush, especially in the corners. Rinse with a low-pressure water gun or hose—don’t spray too hard to avoid soaking electrical components like sensors or wire connectors. After washing, let the engine air-dry naturally and check all parts are intact before starting it. I clean my engine every quarter to maintain efficient operation, saving fuel and ensuring safety. Remember to protect key components—don’t cut corners.
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