Finally looked this up on my vagcom.
Car was cold and had climate set to auto and temp was set to 21oC
Ignition on:
![](http://img442.imageshack.us/img442/6774/img4741e.jpg)
Upon starting the engine:
![](http://img841.imageshack.us/img841/8141/img4743b.jpg)
Then a few seconds later:
![](http://img7.imageshack.us/img7/1509/img4744s.jpg)
Next is with the widscreen heating program selected:
![](http://img255.imageshack.us/img255/9520/img4745u.jpg)
Next I pressed the "OFF" button on the climate control - it turned off the aux heater:
![](http://img32.imageshack.us/img32/1779/img4747i.jpg)