Overview of climate control systems
Notes on climate control
In order for the air conditioning system, monitor‐
ing of the pollution level and air filtration to func‐
tion correctly, an interior air filter must always
be used. Make sure that the filter is installed
correctly. Use filters recommended and
approved by Mercedes-Benz. Always have main‐
tenance work carried out at a qualified specialist
workshop.
Overview of the control panel for 3-zone
automatic climate control
The indicator lamps in the
Ã
,
¬
,
¤
,
g
,
Á
and
0
buttons indicate that the
corresponding function is activated.
1
w
Sets the temperature on the driver's
side
2
_
Sets the air distribution
3
H
Sets the airflow or switches off climate
control
4
Ã
Sets climate control to automatic
(
/
page 122)
5
¬
Defrosts the windshield
6
¤
Switches the rear window heater
on/off
7
g
Switches air-recirculation mode on/
off(
/
page 123)
8
Á
Switches the A/C function on/
off(
/
page 121)
Switches residual heat on/off (
/
page 123)
9
0
Activates/deactivates synchroniza‐
tion(
/
page 122)
A
w
Sets the temperature on the front
passenger side
Operating the climate control system
Switching climate control on/off
#
To switch on: set the airflow to level 1 or
higher using the
H
button.
#
To switch off: set the airflow to level 0 using
the
H
button.
If climate control is switched off, the windows
may fog up more quickly. Switch climate control
off only briefly.
Switching the A/C function on or off via the
control panel
The A/C function heats, cools and dehumidifies
the vehicle's interior air.
#
Press the
¿
/
Á
button.
Climate control 121
Summary of Contents for A 220 4MATIC 2021
Page 8: ...Left hand drive vehicles 6 At a glance Cockpit...
Page 11: ......
Page 12: ...Instrument Display standard 10 At a glance Indicator and warning lamps standard...
Page 16: ...14 At a glance Overhead control panel...
Page 18: ...16 At a glance Door operating unit and seat adjustment...
Page 20: ...18 At a glance Emergencies and breakdowns...
Page 426: ......