Loosen the screws and pull the trim behind the glove box forward from the rear clips.
Remove the clamps and lift the cover.
Loosen the bolts and remove the air duct.
Disconnect all connectors from the heater control unit and move them upward.
Loosen the bolts and remove the heater casing. If there is an air conditioner, the casing is smaller in size and you only need to loosen 2 bolts.
Air conditioner: Loosen bolt 1, turn fastening 2 almost 90° and remove the casing.
Pull the microfilter to the side.
Installation
Installation is carried out in reverse order.