2022 MERCEDES-BENZ C-CLASS ESTATE Owners Manual

Controlling the rear climate control automatically

Select AUTO.
% When the defrost function is activated, some
functions (e.g. t
he temperature setting) are
automatically deactivated. To deactivate the
defrost function, press either d, X
or O set the air Oow to level 0
(  page 164).
Deactivating rear climate control 
Select REAR OFF. Switching the synchronisation function
on/oM via
t
he air conditioning menu Multimedia system:
4 Climate menu 5
First row of seats
The sync

hronisation function controls the climate
control centrally. The driver's settings for temper-
ature, airOow and air distribution are automatically
adopted for each climate zone. 
Select SYNC (S
YNC). Demisting the windows
Windows misted up on the inside

Press X on t
he climate bar on the central
display. 
If the windows remain misted up: press d
on t
he climate bar on the central display.
Windows misted up on the outside 
Switch on the windscreen wipers. Switching air-recirculation mode
on/oM via t
he
multimedia system Requirements:
=
The Nne par

ticulate status display is visible on
the climate bar.
Multimedia system: 4 Climate menu 5
First row of seats 
Press r on t
he upper display area of the
climate bar.
The interior air will be recirculated. Air-recirculation mode will automatically switch to
fr

esh air mode aser a while.
% If air-recirculation mode is switched on, the
windo

ws may mist up more quickly. Switch on
air-recirculation mode only brieOy. Switching air-recirculation mode
on/oM 
Press r on t
he climate bar on the central
display.
The interior air will be recirculated.
Air-recirculation mode will automatically switch to
fr
esh air mode aser a while.
% If air-recirculation mode is switched on, the
windo

ws may mist up more quickly. Switch on
air-recirculation mode only brieOy. Switching residual heat mode
on/oM via t
he cli-
mate bar Requirements:
= The r

esidual heat function is available.
= The vehicle is parked.
= The coolant temperature is suPciently high.166
Climate control

It is possible to make use of the residual heat
fr
om the engine to continue heating or ventilating
the front compartment of the vehicle for approx-
imately 30 minutes, depending on the tempera-
ture set. 
To switch on or oM: select Residual heat on
t
he climate bar of the central display.
The residual heat function will automatically
switc
h oM aser some time.
% If residual engine heat utilisation is activated,
t

he two buttons for setting the temperature
and air distribution will automatically be deac-
tivated. Activating/deactivating ionisation
Multimedia system:
4 Climate menu 5
Air quality
Onl

y vehicles with THERMATIC (2-zone) or
THERMOTRONIC air conditioning control panel
have this function. Ionisation improves the quality of the vehicle's
int
erior air. Ionisation of the interior air is odour-
less. 
Select Ionisation.
% The function can only be performed if the
A

UTO mode is activated or the air distribution
is set to the side air vent. The function is
restricted if the side air vents on the driver's
side are closed. Fragrance system
Activating/deactivating the fragrance system
using t

he multimedia system
Requirements: = Automatic climate control is activated.
= The glove compartment is closed.
= A Oacon is inserted.
Multimedia system: 4 Climate menu 5
Air quality
The fragrance system distributes a pleasant fra-
grance throughout the vehicle interior from a Oa-
con located in the glove box. 
Navigate down until the climate control bar is
activ

e. 
Select Air freshener. 
Activate or deactivate fragrancing.
Setting the fragrance system
R
equirements:
= The THERMATIC (2-zone) or THERMOTRONIC
air conditioning control panel is available.
= The climate control system is switched on.
= The glove compartment is closed.
= A Oacon is inserted.
Multimedia system: 4 Climate menu 5
Air quality 
Select Air freshener. 
Keep pressing until the desired intensity is
r

eached. Climate control
167

Inserting or removing the
Oacon of t he fragrance
system &
WARNING Risk of injur
y from liquid per-
fume
If children open the Oacon, t
hey could drink
the liquid perfume or it could come into con-
tact with their eyes. 
Do not leave children unattended in the
v

ehicle. 
Consult a doctor immediately if liquid
per

fume has been drunk. 
If liquid perfume comes into contact with
y

our eyes or skin, rinse your eyes with
clean water. 
If symptoms continue, consult a doctor. +
ENVIRONMENTAL NOTE
En
vironmental
damage due to improper disposal of full
Oacons Full Oacons
mus
t not be disposed of
with household waste. 
Full
Oacons mus
t be taken to a
harmful substance collection point. 1
Cap
2 Flacon 
To insert: slide t
he Oacon into the holder as far
as it will go. 
To remove: aser opening t
he glove box, wait
for approximately seven seconds and pull out
the Oacon. 168
Climate control

If you do not use genuine Mercedes-Benz interior
per fumes, observe the manufacturers' safety noti-
ces on the perfume packaging.
Dispose of the genuine Mercedes-Benz interior
perfume Oacon when it is empty and do not reNll
it.
ReNllable Oacon 
Unscrew the cap of the empty Oacon.
Fill the Oacon wit
h a maximum of 15 ml. 
Screw the cap back onto the Oacon.
Always r
eNll the empty reNllable Oacon with the
same perfume. Observe the separate information
sheet with the Oacon. Information on the windscreen heater
&
WARNING Risk of bur
ns from touching the
windscreen when the windscreen heater
is switched on
The windscreen can become very hot when
t
he windscreen heater is switched on. The health of persons with limited temperature
sensitivity or a limit
ed ability to react to high
temperatures may be aMected or they may
even suMer burn-like injuries. 
Do not touch the windscreen while the
windscr
een heater is switched on. 
Allow the windscreen to cool down
bef

ore touching it. The windscreen heater will be enabled automati-
call

y if d is activated on the climate bar on the
central display.
Aser the vehicle is started, the windscreen heater
will be switched on automatically as required. Pre-entry climate control when the vehicle is
unloc
ked Function of pre-entry climate control when the
v
ehicle is unlocked
The seats can be brieOy pre-warmed or pre-
cooled before you get into the vehicle. Depending on the vehicle's equipment, the follow-
ing functions will be activ
ated as needed during
pre-cooling:
= Automatic climate control
= Blower
= Seat ventilation
Depending on the vehicle's equipment, the follow-
ing functions will be activated as needed during
pre-warming:
= Automatic climate control
= Blower
= Seat heating
= Steering wheel heater
= Mirror heater
= Rear window heater
Depending on the vehicle's equipment, the follow-
ing functions will also be adjusted during pre-
entry climate control if they have already been
switched on during regular vehicle operation:
= Fragrancing
= Ionisation Climate control
169

Setting pre-entry climate control when the vehicle
is unloc ked in the multimedia system
Multimedia system:
4 Climate menu 5
Pre-entry climate ctrl 
Activate or deactivate the function.
Selecting seats 
Select Driver, Passenger, Rear left or Rear
right.
The seat-speciNc functions of pr

e-entry cli-
mate control, such as seat heating, will be per-
formed for the selected seats.
If pre-entry climate control is enabled, an LED on
t
he climate bar of the central display will light up
blue for a cooled vehicle and red for a heated
vehicle.
Activating/deactivating pre-entry climate control
when the vehicle is unlocked
Requirements: = The high-voltage battery is charged suP-
ciently.
= The function has been activated via the multi-
media system. 
To switch on: unloc
k the vehicle.
The climate control functions are activated for
up to Nve minutes for pre-heating and pre-
cooling.
Pre-entry climate control when the vehicle is
unloc
ked cannot be activated more than twice
when the vehicle is switched oM. 
To switch oM: pr
ess ; on the climate bar
on the central display.
Depending on the vehicle equipment, the follow-
ing functions will r
emain active once the vehicle
has been started:
= Seat heating
= Seat ventilation
= Fragrancing
= Ionisation Pre-entry climate control for departure time
Pre-entry climate control for departure time func-
tion
&
WARNING Risk of f
atal injury due to expo-
sure to extreme heat or cold in the vehicle
If persons, particularly children, are subjected
t
o prolonged exposure to intense heat or cold,
there is a risk of severe injury or even death. 
Never leave persons, particularly chil-
dr
en, unattended in the vehicle. &
WARNING Risk of bur
ns due to repeatedly
switching on the seat heating
Repeatedly switching on the seat heating can
cause t
he seat cushion and seat backrest pad-
ding to become very hot.
In particular, the health of persons with limited
temperature sensitivity or a limited ability to
react to high temperatures may be aMected or
they may even suMer burn-like injuries. 
Do not repeatedly switch on the seat
heating. 170
Climate control

To protect against overheating, the seat heating
ma
y be temporarily deactivated aser it has been
switched on repeatedly.
% This function is available only for vehicles with
48 V on-boar
d electrical systems.
The air inside the vehicle can be heated, ventila-
t
ed or cooled to the set temperature when the
vehicle is parked.
When the vehicle is connected to power supply
equipment, priority will be given to charging the
48 V battery to a speciNed minimum charge.
When the vehicle is connected to power supply
equipment, priority will be given to charging the
high-voltage battery to a speciNed minimum
charge.
The running time of pre-entry climate control may
be reduced in the following circumstances:
= The vehicle is not connected to power supply
equipment.
= The 48 V battery is not fully charged. The running time of pre-entry climate control may
be r
educed in the following circumstances:
= The vehicle is not connected to power supply
equipment.
= The high-voltage battery is not fully charged.
With active pre-entry climate control, the charge
level of the 48 V battery may be reduced, even if
the charging cable connector is connected.
With active pre-entry climate control, the charge
level of the 48 V battery may be reduced, even if
the charging cable connector is connected.
If present, seat ventilation will be activated in
cooling and ventilation modes.
Depending on the vehicle's equipment, the follow-
ing functions will be activated in heating mode, if
available:
= Seat heating
= Steering wheel heater
= Mirror heater
= Rear window heater
= Windscreen heater When the set temperature changes, climate con-
tr
ol mode will switch automatically as follows:
= from heating mode to ventilation or cooling
mode, or
= from cooling mode to ventilation or heating
mode, or
= from ventilation mode to heating or cooling
mode
Setting pre-entry climate control for departure
time via the multimedia system
Multimedia system:
4 Climate menu 5
Pre-entry climate ctrl
Setting the departure time
% The set departure times are used for the vehi-
cle's pr
e-entry climate control and for predic-
tions regarding the approximate state of
charge and range at the time selected. Addi-
tional information on the charging settings:
(  page 348). 
Select Edit departure time

Setting the repeat days

Select Edit departure time

To protect against overheating, the seat heating
ma
y be temporarily deactivated aser it has been
switched on repeatedly.
Requirements: = The vehicle is switched oM.
Air conditioning of the vehicle interior can con-
tinue for up to 50 minutes, e.g. if the journey is
interrupted. 
Press ; on t
he climate bar on the central
display (see vehicle Owner's Manual).
The red or blue indicator lamp below ; on
the climate bar on the central display will light
up or go out. 
Set the temperature using the