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Controls in detail
Climate control (CLK 350)
Windshield fogged on the outside
̈ Switch the windshield wipers on
(
୴ page 54).
̈ Press button U (୴ page 187).
The indicator lamp on the button
comes on. Air distribution and air vol-
ume are adjusted automatically.
If the automatic mode of the climate con-
trol is switched off:
̈ Turn air distribution control 4 to
a or Y (
୴ page 187).
Air recirculation mode
Switch to air recirculation mode to prevent
unpleasant odors from entering the vehicle
from the outside (e.g. before driving
through a tunnel). This setting cuts off the
intake of outside air and recirculates the
air in the passenger compartment.
Activating
̈ Press button , (୴ page 187).
The indicator lamp on the button
comes on.
i
Keep this setting selected only until the
windshield is clear again.
Warning! G
Fogged windows impair visibility, endanger-
ing you and others. If the windows begin to
fog on the inside, switching off the air
recirculation mode immediately should clear
interior window fogging. If interior window
fogging persists, make sure the air
conditioning (
୴ page 194) is activated, or
press button P or 0.
i
The air recirculation mode is activated
automatically at high outside tempera-
tures.
The indicator lamp on button , is
not lit when the air recirculation mode
is automatically switched on.
A quantity of outside air is added after
approximately 30 minutes.