Mercedes-Benz 2005 E -Class Wagon Operator's Manual page 211

Controls in detail
4-zone automatic climate control*
Depending on production date, your vehi-
cle is equipped with either climate control
Climate control panel design A
1 Air distribution, left
2 Defrosting
3 Temperature rocker switch, left
4 Display
5 Temperature rocker switch, right
6 Rear window defroster
210
design panel A or B.
7 Air distribution, right
8 Air distribution and air volume, right
(automatic, manual)
9 AC cooling on/off
a Rear air-conditioning remote control
b Increase air volume
c Climate control on/off
d Decrease air volume
e Residual heat/ventilation
f Air recirculation
g Air distribution and air volume, left
(automatic, manual)