Engine maintenance skills 1: the engine interior is too dirty, directly affect efficiency, external too dirty, affect the beauty and heat dissipation. Therefore, engine cleaning is generally divided into external cleaning and internal pipeline cleaning. Engine cleaning is a very troublesome and tedious thing. It is recommended to go to a professional maintenance shop when cleaning the engine. If you want to try to clean the engine by yourself, remember: during the cleaning process, the water must be completely dried. Water in the engine is a big taboo.

Engine maintenance skills 2: engine oil is the basis of engine operation, to make the engine run well, oil must be as far as possible to meet the requirements of the engine ideal conditions. To ensure that the engine oil meets the requirements of the engine, we should pay attention to three points: first, the viscosity of the oil will change with the change of temperature, and the temperature is different throughout the year, so we should choose different oil; second, the oil additive can slow down the wear of the engine, so when selecting the engine oil, we should choose the appropriate one according to the actual conditions of the automobile engine Third, oil should not be mixed with each other. Different types and brands of oil have different viscosity and additives, so mixing oil will cause damage to the engine.