See also:

Ventilation
Air intake Make sure that the exterior air inlet grille at the base of the windscreen is clean (free of dead leaves, snow etc.). If washing the vehicle with a high pressure jet, take care to avo ...

Cold weather screen "snow guard"
The screen supplied with the vehicle (depending on country) should be fitted during the winter period. It is essential to remove it when temperatures are above 10 degrees Celsius. Don’t forget to ...

Good ventilation
To obtain the best from the system, we advise: ...