What is the VW50200 Standard?
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VW50200 is the engine oil standard set by Volkswagen in Germany, corresponding to the API-SN grade of engine oil. Only oils that meet this standard can potentially be used as Volkswagen's original factory oil. Below are some precautions for using engine oil: 1. Gasoline engine oil specifically designed for gasoline engines should not be used as a substitute for diesel engine oil to avoid accelerating wear in diesel engines. Since gasoline engine oil and diesel engine oil differ in application, substitution is only permissible if the manufacturer provides a substitution guideline or if the oil is labeled as suitable for both gasoline and diesel engines, or if it falls within the specified grade range. 2. Oils of the same type but from different brands can be temporarily mixed, but long-term mixing should be avoided. It is important to note that oils of different brands and specifications should not be mixed, as the different additive compositions can lead to the formation of sediments, which are detrimental to engine lubrication. 3. When using engine oil, it is essential to regularly check both the quality and the quantity of the oil in use. The crankcase must have sufficient oil to ensure proper engine lubrication. Insufficient oil can cause parts to burn out and accelerate oil degradation, while excessive oil can seep into the combustion chamber through the gaps between the cylinder and piston, increasing carbon deposits in the combustion chamber. 4. Regularly changing the oil not only ensures the quality of the oil but also allows the engine to perform at its best. Oil changes can also be performed according to the intervals recommended in the vehicle's user manual or as specified for the particular model.