[Mitadru]

Originally Posted by man_of_steel

I too regularly find these collectibles by Mr. Rodent on the cabin air filter. I am considering closing the fresh air duct just neat the wiper motor with a metal mesh or permanently as I do observe some outside smell inside the cabin especially smoke and harsh smells. Have you observed the same?

I guess it's due to an improperly adjusted fresh air flap. Happened once in our car, and took it to an AC mechanic. He did some tinkering, and the smell of smoke wasn't there anymore