E46 Cabin Filter Housing Procedure

The following information is provided for reference purposes only and should be used at your own risk
In no event shall Beisan Systems, LLC or its members be liable for incidental, consequential, or special loss or damages of any kind however caused.


Cabin filter housing removal

Remove cabin filter housing lower cable bracket cover. Pry off cover clips and remove cover (flathead).


Disconnect 3 cabin filter housing cover toggle fasteners by turning 1/4 turn counterclockwise.
Pull cover forward and up to remove.

Remove air filter.


Disconnect cables from cabin filter housing cable bracket clips.


Remove cabin filter housing 4 mounting bolts (T30 torx bit socket 3/8 / 3/8 ratchet & extension).


Pull cabin filter housing forward and out of engine bay.

Cabin filter housing installation


Mount cabin filter housing onto engine bay bulkhead.
Install 4 cabin filter housing mounting bolts (T30 torx bit socket 3/8 / 3/8 ratchet).

Install cables onto cabin filter housing lower clips.


Insert filter into cabin filter housing.


Mount cabin filter housing cover.
Install 3 cabin filter housing cover toggle fasteners by pressing in and turning 1/4 turn clockwise.

Install cabin filter housing lower cable bracket cover. Press on cover until clips snap in place.


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