如何才能更换油封?

工具和材料：

*wrench *socket set *new oil filter *new oil filter gasket

步骤：

1. Park the vehicle on a level surface and apply the parking brake.
2. Locate the oil drain plug and oil filler plug on the engine.
3. Loosen the oil drain plug and allow the old oil to drain completely.
4. Remove the oil drain plug and allow the old oil to drain completely.
5. Replace the oil drain plug and tighten it securely.
6. Locate the oil filler plug and insert the new oil filler plug.
7. Tighten the oil filler plug until snug.
8. Add new oil to the engine until the oil level reaches the "full" mark on the dipstick.
9. Start the engine and check for leaks.
10. Remove the oil filler plug and allow the new oil to drain completely.
11. Replace the oil filler plug and tighten it securely.
12. Start the engine and check for leaks.