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What type of engine oil is suitable for the Sail?

2 Answers

DiErin

07/25/25 5:08am

The original factory-recommended engine oil for the Sail is SM-grade 5W-30 mineral oil. Using this type of oil is sufficient. Below are the relevant details: 1. Function: Engine oil lubricates the engine, ensuring smoother operation, reducing wear, and extending the engine's lifespan. Beyond lubrication, engine oil also serves to clean, cool, prevent rust, seal, resist oxidation, and cushion impacts. Since the engine's longevity is closely tied to the quality of the oil, choosing the right oil is crucial. 2. Precautions: When using engine oil, ensure the oil level is maintained within the appropriate range to guarantee proper engine lubrication. Regularly check the engine oil level, such as when refueling. If the engine oil pressure warning light on the dashboard illuminates, immediately check the oil level. When adding oil, be careful not to exceed the upper limit mark on the dipstick, as overfilling can affect engine performance and potentially damage the vehicle.

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Levi

08/10/25 5:38pm

I've been driving my Sail for several years and have learned some hard lessons about engine oil selection. At first, I didn't know better and casually used 10W-40 conventional oil, which resulted in tractor-like engine noise during winter starts and a significant increase in fuel consumption. After carefully reading the owner's manual, I discovered that the official recommendation for the Sail is 5W-30 synthetic oil. I switched to Mobil 1, and the improvement was immediate: the engine ran smoothly and quietly with stable power output. Now I always purchase genuine 5W-30 oil online and pair it with quality brand filters, saving a lot by doing oil changes myself. Never skimp on cheap, low-quality oil – the resulting engine wear could cost you years' worth of oil in a single repair. Remember to change oil every 8,000 km or 6 months, and check oil levels regularly to ensure safe and smooth operation. Using the right oil maintains excellent vehicle condition – my Sail has over 100,000 km and still runs like new.

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