Does Volkswagen10.5 million kilometers need to clean the lubrication system?

Generally speaking, 65,438+0.5-20,000 km needs to be cleaned once. If mineral oil and semi-synthetic engine oil are used for a long time, the cleaning cycle should be shortened appropriately. If it is used all over synthetic engine oil for a long time, it can be extended to 20000-25000km before cleaning and maintenance. The following is the extended information about the automobile lubrication system:

Composition of lubrication system The lubrication system consists of oil pump, oil filter, oil cooler and machine filter. In addition, the lubrication system also includes oil pressure gauge, thermometer and oil pipeline. Necessity: It is necessary to clean the lubrication system, because working at high temperature and high pressure for a long time will produce sludge and carbon deposit, which will reduce the working efficiency of the engine.