264 Controls in detail
3-zone automatic climate control* (Canada only)
Front defroster
You can use this setting to defrost the 
windshield, for example if it is iced up. You 
can also defog the windshield and the side 
windows.
Activating: Press buttony 
(
page 259).
The indicator lamp in the button comes 
on.
The air conditioning switches 
automatically to the following functions:
cooling on to dehumidify
most efficient blower speed and 
heating power, depending on out-
side temperature
air flows onto the windshield and 
the front side windows
the air recirculation mode is 
switched off
Deactivating: Press buttony 
(
page 259) again.
The indicator lamp in the button goes 
out. Defrosting is turned off.
The previous settings are once again in 
effect.Windshield fogged on the outsideSwitch the windshield wipers on 
(
page 118).
If the automatic mode of the climate con-
trol is switched off:
Press righta and/or lefte air distri-
bution buttonZ (
page 259) re-
peatedly until one of the following 
symbols appears in 
displayd:aorY 
(
page 259).
iKeep this setting selected only until the 
windshield is clear again.
iYou can adjust the air distribution when the 
front defroster is switched on.
iTo switch defrosting off, you can also press 
button´, U,·,Q or temperature 
controls1 and8 (
page 259).
iThe cooling remains switched on.
iKeep this setting selected only until the 
windshield is clear again.