Should engine oil be changed once a year?
1 Answers
Engine oil does not need to be changed once a year. It is typically recommended to change the oil every 5,000 kilometers or every six months. Below is relevant information about engine oil: 1. Function: Engine oil, also known as engine lubricant, serves multiple purposes including lubrication and wear reduction, auxiliary cooling, sealing and leak prevention, rust and corrosion protection, as well as shock absorption. 2. Classification: Gasoline engine oils are divided into two types: mineral oil and synthetic oil. Synthetic oil is further categorized into semi-synthetic and full-synthetic oils. 3. Composition: Engine oil consists of base oil and additives. The base oil is the primary component of lubricants, determining their fundamental properties, while additives compensate for and improve the shortcomings of the base oil, providing additional performance characteristics. Additives are an essential part of lubricants.