1. Open the passenger door.
2. Hold the glove box with both hands.
3. Remove the glove box.
4. Remove the cover plate in front of the air conditioning filter element.
5. Hold the air conditioner filter.
6. Pull out the air conditioner filter.
7. Insert the plastic tube of the cleaner bottle for cleaning the air conditioner into the air conditioner, and inject the cleaner into it for cleaning.