
Haval F5 should use 5W30 engine oil. More relevant information is as follows: 1. 5W30 is the SAE of the engine oil, indicating the viscosity value of the oil. The number before W represents the minimum temperature at which the oil can be used, and the number after W represents the stability of the oil at high temperatures, which is the thickness of the oil. 2. The lower the number before W, the lower the minimum temperature at which the oil can be used. The higher the number after W, the higher the viscosity of the oil. For example, in extremely cold areas such as Northeast China, 0W30 engine oil should be used. 3. The engine oil used must be guaranteed to be genuine and not counterfeit or substandard. If counterfeit or substandard engine oil is used, it will not only fail to protect the car engine but may also damage the engine.

As a seasoned auto mechanic, I recommend Haval F5 owners to use 5W-30 engine oil. This viscosity range offers balanced performance in most weather conditions—smooth cold starts in winter and strong high-temperature protection in summer. The key is to check the oil's SAE grade and API certification, such as SN or SP level, to ensure compatibility with engine materials and prevent deposits. Synthetic oil has higher durability, allowing extended oil change intervals of 8,000-10,000 kilometers, making it more worry-free than mineral oil. Don’t overlook climate factors—0W-30 works well in extreme northern cold, but overall, 5W-30 is the gold standard, reducing engine wear and improving fuel efficiency. Regularly check oil levels and change the oil on time—don’t delay.

I've been driving my Haval F5 for nearly two years since purchase, consistently using full synthetic 5W-30 engine oil. The experience has been great - quick starts, low noise, and no struggles even on mountain roads. When choosing brands, I recommend sticking with mainstream big names like Shell or Mobil for stable quality, avoiding cheap off-brands that may cause engine carbon buildup. I also pay attention to seasonal changes, adding an engine protector during autumn/winter oil changes to prevent cold-start difficulties. Maintenance cost-wise, while full synthetic is pricier, changing only every 10,000 kilometers actually saves money. I've developed the habit of checking the dipstick every two months - if the oil turns black, I consider an early change to ensure driving safety.

Considering cost-effectiveness, I would opt for synthetic oil like 5W-30. Although it has a higher initial cost, its extended lifespan with oil change intervals ranging from 5,000 to 10,000 kilometers makes it more economical than mineral oil in the long run. The Haval F5's engine is compatible with low-viscosity oil, which can enhance acceleration and fuel efficiency. Don't just focus on price; check the API certification to ensure it meets standards. For regular city driving, mid-tier brands are sufficient to avoid unnecessary expenses. Switch to 5W-30 in winter, and you can slightly opt for 30 or 40 viscosity in summer, but maintaining consistency is crucial.


