What are the effects of excessive engine oil on the engine?

1 Answers
ValeriaDella
07/30/25 4:44am
The effects of excessive engine oil on the engine are: 1. Increased fuel consumption; 2. Reduced power output; 3. Accelerated carbon buildup; 4. Damage to certain engine components; 5. Potential leakage from crankshaft oil seals; 6. Shortened engine oil shelf life. The functions of engine oil include: lubrication, auxiliary cooling, cleaning, sealing to prevent leaks, rust and corrosion prevention, shock absorption, and anti-wear protection. Engine maintenance methods include: 1. Using qualified engine oil; 2. Using qualified coolant and antifreeze; 3. Regularly cleaning radiator scale; 4. Periodically removing engine carbon deposits; 5. Timely replacement of the three automotive filters (air, oil, and fuel); 6. Maintaining appropriate engine RPM.
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