Remove cover "A" (in the direction of the arrow) from the upholstery under the glove box. Cover the carpet in the footwell on the front passenger side with a rag under the cabin filter (to protect against pollution).
Move both sliding panels "A" to the center. Remove the filter cover "B". Remove the cabin filter with the filter frame "A" from the housing. Separate the frame from the filter.
When installing the filter in the frame, pay attention to the direction of the air flow "arrow" "A". Install the first filter layer "B" in the filter frame "C" in accordance with the figure, the layer should cover the entire cross-section of the air flow.
Information obtained from this resource Audimanual.ru