Ultrasound A/C Cleaner :Vas6189B
WARNING: This page is about a different car, the 2014 Volkswagen Touareg, 2013 Volkswagen Touareg, 2012 Volkswagen Touareg, and 2011 Volkswagen Touareg. However, it is still accessible from the selected car via links, so may be relevant.
-- The Ultrasonic HVAC Cleaning System:VAS6189A is placed in the front passenger footwell and sprays Aero-Clean. Aero-Clean neutralizes microbes and bacteria inside the heater and A/C unit.
The unit comes with Operating Instructions.
Current devices.