Cabin Air Filter / Purifier: Service and Repair

64 31 009 - Replacing microfilter for interior ventilation





Important!
Risk of damage!
A/C system must not be operated without the prescribed filter element.





Note on cleaning:
Spray microfilter housing from inside with BMW pollen filter housing cleaner* (observe instructions for use).
Wipe away excess liquid.
This kills off germs, bacteria and fungi that cause smells.
The smell that results on the plastic parts of the microfilter housing is eliminated.
*BMW part number: 0 447 913





If necessary, release screws (1) on cover (2).





Release catches (1) and remove cover (2).

Installation Note:
Ensure cover (2) is correctly seated.





Pull microfilter for interior ventilation downwards out of guides.

Installation Note:
Version: microfilter for interior ventilation with all-round rib:
Feed in rib between guide (1) and guide (2) in area (A).
Make sure filter is correctly seated.
Version: microfilter for interior ventilation without rib (block filter):
Feed in filter between guide (2) and guide (3) in area (B).
Make sure filter is correctly seated.