If people can't live without blood, then if the car wants to drive, it can't turn on the oil. The quality of oil is related to the performance and life of the car's engine. If you use expired engine oil, the damage to the car will be very large, and it will also cause irreversible cups. Therefore, in our daily life, we must learn how to distinguish whether the engine oil is deteriorating.
With a handkerchief, remove the used oil from the oil tank, place it on the thumb and repeat the pressure with the thumb and index finger. The engine oil that has not reached the end of its life feels lubricated, free of impurities, and has no friction. If you feel grainy during pressing, you may feel bad and even astringent. It shows that the engine oil contains a large amount of iron chips and sludge and needs to be replaced in time.
Remove the oil dipstick with strong light and hold it up 45 degrees. Observe the drop of oil droplets in the oil dip under light. If there are iron chips and sludge in the oil, it means that the oil needs to be replaced. If there is no impurity in the oil drop, it can be used continuously.
Smell smell recognition In general, the food smells strange. Similarly, if there is a deterioration in the oil, there will be a strong sour smell. Just take out the oil dipstick and apply it to your nose to suck it in and you can check if the oil is deteriorating.
Look at the color identification to identify the paper towel or copy paper, place it on the plane, remove the oil dipstick from the engine compartment, place the oil on the paper, wait for the oil to leak, if the oil appears yellow oil, touch dry and smooth, then prove the oil Good quality. If the oil appears dark brown and feels like powder, it is proved to be impurities.
To master these four tips, do you know how to test the engine oil? Let's go for self-inspection, and don't let the car use any overdue or expired oil.
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