Contents hide 1 2021 Polestar 1 Pre-cleaning 2 Precleaning 3 Starting and switching off precleaning* 3.1 Starting from app 2021 Polestar 1 Pre-cleaning Precleaning Precleaning the vehicle prior to departure is used to improve air quality in the passenger compartment. Precleaning can only be started directly from the center display, but it also starts automatically … Continue reading 2021 Polestar 1 Pre-Cleaning Owners Manual