Audi A8   Controls   Heating and cooling  Deluxe automatic air conditioner
B-pillar: Ioniser switch
Fig. 1 B-pillar: Ioniser switch
Applies to vehicles: with ioniser
In locations with poor air quality, e.g in large cities, the ioniser can improve the quality of air inside the vehicle.
To switch on the ioniser, press the button Fig. 1.
Press the button again to switch off the ioniser.

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