What is the oil change interval?

2 Answers
DeJames
07/25/25 1:47am
The oil change interval is between 5,000 to 10,000 kilometers. Conventional oil needs to be changed at around 5,000 kilometers. Below is relevant information about engine oil: Oil change interval: Engine oil should be changed every 5,000 kilometers traveled. The duration oil can last depends on its quality. High-quality oil can last up to a year without issues, while regular oil typically lasts about six months. Engine oils are categorized into mineral oil, semi-synthetic oil, and full synthetic oil, each with different change intervals. Generally, mineral oil should be changed every six months or 5,000 kilometers, semi-synthetic oil every six months or 7,500 kilometers, and full synthetic oil every six months or 10,000 kilometers. Functions and replacement method of engine oil: It separates the surfaces of relatively sliding parts to reduce wear; carries heat back to the oil pan and dissipates it into the air to help the radiator cool the engine; cycles carbon deposits, sludge, and wear particles from engine parts back to the oil pan, flushing away contaminants generated on the parts' working surfaces through the flow of the lubricating oil. Use a jack to lift the vehicle and drain the old oil; remove the oil filter; install a new oil filter and refill with new oil.
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DelEden
08/10/25 4:18pm
I've been driving for ten years and always make sure to keep up with regular maintenance. The oil change interval isn't actually fixed. Conventional mineral oil is usually recommended to be changed every six months or 5,000 kilometers, semi-synthetic oil every 7,000-8,000 kilometers or six months, and full synthetic oil can last up to 10,000 kilometers or a year. However, it also depends on your driving conditions. For example, if you frequently drive in congested city traffic where the engine works harder, the oil degrades faster, so it's better to change it a bit earlier. I've used long-life oil filters before, paired with full synthetic oil, and went up to 12,000 kilometers before changing. Remember, no matter what oil you use, don't exceed one year—once the oil oxidizes, its protective effect diminishes. When changing the oil, check the oil filter as well, and replacing it together gives you more peace of mind.
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