Mercedes-Benz S-Class 2022 Owner's Manual page 198

Switching air-recirculation mode on/off
Press g on the climate bar on the central
#
display.
The interior air will be recirculated.
Air-recirculation mode will automatically switch to
fresh air mode after a while.
%
If air-recirculation mode is switched on, the
windows may mist up more quickly. Switch on
air-recirculation mode only briefly.
Switching air-recirculation mode on/off via the
multimedia system
Requirements:
Vehicles with fine particulate prefilter
R
Multimedia system:
Climate menu Air quality
4 5
Press g on the upper display area of the
#
climate bar.
The interior air will be recirculated.
Air-recirculation mode will automatically switch to
fresh air mode after a while.
%
If air-recirculation mode is switched on, the
windows may mist up more quickly. Switch on
air-recirculation mode only briefly.
Switching residual heat mode on/off via the cli-
mate bar
Requirements:
The residual heat function is available.
R
The vehicle is parked.
R
The coolant temperature is sufficiently high.
R
It is possible to make use of the residual heat
from the engine to continue heating or ventilating
the front compartment of the vehicle for approx-
imately 30 minutes, depending on the tempera-
ture set.
Residual heat
To switch on or off: select
#
the climate bar of the central display.
The residual heat function will automatically
switch off after some time.
%
If residual engine heat utilisation is activated,
the two buttons for setting the temperature
and air distribution will automatically be deac-
tivated.
Switching residual heat on/off via the rear operat-
ing unit
Requirements:
The residual heat function is available.
R
The vehicle is parked.
R
The coolant temperature must be sufficiently
R
high.
When the residual heat of the engine is activated
in the rear compartment, you can heat or ventilate
the front and rear compartments for approx-
imately 15 minutes.
Press the Ì button.
#
on
Climate control 195