Model 21 530Li DIY air replacement, air conditioning filter element
EltonGardner 
7 
Only by screwing down the screws at the top of the tower can the air compartment be opened and the air filter element can be taken out.
Unscrew the screws corresponding to the bottom
The old air conditioning filter element was very dirty after being taken out and needed to be cleaned up
Compare old and new
The side with filter cotton is dirty
New air filter element, especially white filter cotton
This picture is the last change photo
contrast photos
Finally, I cleaned my car inside and outside health care. Finally, if you want to change it yourself and don’t understand it, you can trust me privately. It is limited to the 21 models and five series. I use the car in Beijing.
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