I struggle getting mine to work in a logical fashion, the system in my Audi was much better, 21-22c with the aircon on permanently was warm and comfy with no misting up ever. The VW system has to be on 23-24c and often it's not that warm, I often feel cold in the car, never did in the Audi plus the VW can mist up easily and at times unexpectedly. I suppose it's a case of getting used to it and adjusting, nothing to get 'ahem' hot under the collar about...