The position of oil in the car driving is not to be said. We all have their own conclusions. Then how can we identify the cleanliness of oil in our vehicles?

Oil is the engine's lubricant, which can play a role in cleaning, cooling, rust prevention, sealing, anti-oxidation, and buffering. It is also an important part that guarantees our normal driving. Then, how can we identify the cleanliness of the engine oil? The following editor will give you a brief introduction.

First, the smell of law: out of the oil stick close to the nose smell, if there is a strong sour smell, indicating that the engine oil has deteriorated, it should be replaced.

Second, hand rub method: the owner can remove the old machine oil with the thumb and index finger repeated grinding, good quality feel lubricity, wear debris, no friction. If you feel impurities, poor viscosity, or even astringent, you should replace it.

Third, the color discrimination method: Take a clean white filter paper or facial tissue, a few drops of old oil on the paper, after the standby oil leakage, the good quality oil without powder, dry and smooth touch by hand, and yellow infiltration With clarity. If the oil is dark brown and has impurities, it should be replaced.

Fourth, light law: The owner can take out the oil dipstick up to 45 degrees, in the light to observe the oil droplets, you can clearly see the oil droplets in the absence of debris is good. If there is more debris, it should be replaced in order to ensure your own safety.

Tips: In addition to paying attention to the density of oil, we need to change the oil regularly to ensure our safety.

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