What items must Volkswagen engine maintenance do?

The specific items of Volkswagen engine maintenance may be different due to different models, engine types and use environments. Generally speaking, the following aspects are more important items in Volkswagen engine maintenance:

1. Change the oil and filter: Changing the oil and filter regularly can effectively protect the engine and prolong its service life. It is generally recommended to replace it every 5000- 10000 km or about half a year.

2. Check and replace the air filter: The air filter can prevent dust and impurities from entering the engine and keep the air circulating and clean. It is generally recommended to replace it every 1-20000 km or 1 year.

3. Check and replace the spark plug: the spark plug is a key component of the ignition system, which can affect the starting and running effect of the engine. It is generally recommended to replace it every 20-30 thousand kilometers.

4. Check the coolant: the coolant can keep the engine temperature stable and avoid overheating damage. Check the concentration and color of coolant every 12 months or every 20,000 kilometers or so, and replace it with new coolant if necessary.

5. Check the automobile belt: The engine belt is connected with many parts of the engine, such as battery, generator and water pump. Check it regularly and replace it at the time suggested by the manufacturer.

6. Clean the air intake and fuel injector: Because the air intake and fuel injector are easy to accumulate carbon scale and oil scale, it is recommended to clean and maintain them regularly to ensure the normal operation of the engine.

In a word, the above are some important items in Volkswagen engine maintenance. It is recommended that you refer to the vehicle manual and the manufacturer's suggestions, make the corresponding maintenance plan, and carry out maintenance under the guidance of professional and technical personnel.