What does in-car service mean?

The appearance of service shows that the car has exceeded the maintenance cycle and needs maintenance. The following is a detailed introduction to the car maintenance project: 1, oil and oil filter replacement: mainly for the maintenance of lubrication system. The main function of lubrication system is to effectively lubricate all parts of automobile engine and prevent excessive wear. The function of oil filter is to remove all kinds of impurities in oil and ensure the normal work of lubrication system. When changing the oil, replace the oil filter. Under normal circumstances, the car needs maintenance every 5000 kilometers. 2. Replace the filter element: The function of the air filter element is to filter the air before it enters the cylinder, so as to remove impurities, dust, sand and other foreign bodies entrained in it. The cleaning and maintenance of air filter depends on the use environment. Generally, the gasoline filter will be replaced after driving for 20,000 kilometers. 3. Replace the spark plug: the spark plug is a wearing part, which should be replaced every 20,000 kilometers. In addition, brake fluid, transmission oil, battery, throttle, fuel injector, brake pad and other components are all routine maintenance items, and maintenance is carried out according to the usage.