Mercedes-Benz 2009 CLS-Class Operator's Manual page 164

Controls in detail
Climate control system
Function
5 Rear air-conditioning remote control (USA only)
b
Ñ Rear air-conditioning remote control (Canada only)
Q Increasing air volume
c
´ Climate control on/off
d
· Decreasing air volume
e
MAX COOL on/off (USA only)
f
T Residual heat/ventilation (Canada only)
% Temperature control, driver's side, lowering
g
, Air recirculation
h
U Air distribution and air volume, driver's side (auto-
j
matic mode)
162
Recommendation/Notes
i Switch on the climate control system. The indicator
lamp in button ´ goes out.
i With the engine turned off, it is possible to continue
to heat or ventilate the interior.
i Set the temperature to 72‡ (22†).
i
Only use this function for a short time, e.g. in a tunnel.
Otherwise, the windows can fog up due to lack of fresh
air.
i Switch on the automatic mode. The indicator lamp in
button U comes on.
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