2018 MERCEDES-BENZ A-CLASS HATCHBACK heater

1
Operates the memory function →
100
2 Adjusts the seats electrically →
91
3 Switches the seat heater on/off →
95
4 Switches the seat ventilation on/o ff →
96
5 &%Loc ks/unloc kstheve hicle →
70
6 Opens the door →
70
7 Operates the outside mir rors →
137
8 W Opens/closes theright side window →
76
9 W Opens/closes there ar right side win‐
dow →
76
A Child saf ety lock forth ere ar side wind ows →
63 B
W Opens/closes there ar left side wind ow→
76
C W Opens/closes the left side window →
76
D Adjusts the head restra ints →
92
E Seat adjustment using the multimedia sy stem →
94
F Adjusts the seat backrest inclination →
91
G Adjusts the seat height →
91
H Adjusts the seat cushion inclination →
91
I Sets the seat fore -and-aft adjustment →
91
J Adjusts the seat cushion length →
91 At
aglance – Door control panel and seat adjustment 15

#
Select OnorOff.
% This setting is available on lyfor individual
user profiles. Forth e guest profile, auto‐
matic seat adjustment cann otbe switched
on or off. Further information about user
profiles (→ page 289).
Ad justing
The vehicle calculates a suitable on the basis of
th e driver's body size and sets this direct ly. #
Select Seat positioning . #
Toset the unit of measurement: select cm
or ft/in. #
Set the body size via the slide controller. #
Select Start positioning.
The is adjus tedto the body size that has
been set.
% Ifth e calculated bytheve hicle is not practi‐
cal or comfor table, it can be changed man‐
ually at any time via the control buttons.
The outside mir rors are not set via this func‐
tion. Ins tead, they have tobe set manually
via the control switches. %
You can also make these settings via the
Mercedes me por talfo ryo ur user profile. By
syn chro nising the profiles in theve hicle and
th e Mercedes me connect profiles, you can
car ryove rth ese settings foryo ur vehicle.
Fu rther information about synchronising
user profiles (→ page 291). Selecting
the massage prog ramme for the
front seats Multimedia sy
stem:
, © .
Comfort .
Massage #
Select a seat. #
Select Wave Massage orPulsating Massage .
The selected prog ramme will start. #
Toset the massage intensit y:switch High
intensity on or off. Re
setting the seat settings Multimedia sy
stem:
, © .
Comfort .
Seat comfort #
Select Reset. #
ß forth erequ ired seat.
The settings forth e selected seat are reset. Switching
the seat heating on/off &
WARNING Risk of bu rns due torepeat‐
edly switching on the seat heater
Re peatedly switching on the seat heater can
cause the seat cushion and seat backrest
padding tobecome very hot.
The health of persons with limited temp era‐
ture sensitivity or a limited ability toreact to
high temp eratures may be af fected or they
may even su ffer burn-like injuries. #
Do not repeatedly switch on the seat
heater. Seats and
stowing 95

To
protect against overheating, the seat heating
may be temp orarily deactivated af ter it is
switched on repeatedly.
* NO
TEDama getothe seats caused by
objects or documents when the seat
heater is switched on When
the seat heater is switched on, over‐
heating can occur due toobjects or docu‐
ments placed on the seats e.g. seat cushions
or child seats. This could cause damage to
th e seat sur face. #
Makesure that no objects or docu‐
ments are on the seats when the seat
heater is switched on. Re
quirements:
R the po wer supp lyis switched on #
Toswitch on/increase the le vel:press but‐
to n1 repeatedly until the desired heating
le ve l is set.
Depending on the heating le vel, up tothree
indicator lamps light up. #
Toswitch off/reduce the le vel:press but‐
to n1 repeatedly until the desired heating
le ve l is set.
If all indicator lamps are off, the seat heater
is switched off.
% The seat heater automatically switches down
from theth re e heating le vels af ter 8, 10and
20 minutes until the seat heater is switched
off. Switching
the seat ventilation on/off Re
quirements:
R the po wer supp lyis switched on 96
Seats and stowing

#
Push release le ver1 down as far as it will
go.
The steering column is unloc ked. #
Adjust height 2and di stance 3tothe
st eering wheel. #
Push release le ver1 up as far as it will go.
The steering column is loc ked. #
Check and make sure that thesteering col‐
umn is loc kedby moving thesteering wheel. Switching
thest eering wheel heater on or off Re
quirements:
R The ignition is switched on. #
Toswitch on: pushthe switch toposition
1.
Indicator lamp 3lights up. #
Toswitch off: pushthe switch toposition
2.
Indicator lamp 3goes out.
When you swit ch the ignition off, thesteering
wheel heater switches off. Easy entry and
exitfeature Using
the easy entry and exitfeature &
WARNING Risk of accident when pulling
aw ay during the adjustment process of
th e easy exitfeature
‑ If you pull away while the easy entry and
ex itfeature is making adjustments, you could
lose cont rol of theve hicle. #
Alw ayswa it until the adjustment proc‐
ess is comple tebefore pulling away. &
WARNING Risk of becoming trapped
while adjusting the easy entry andexit
fe ature
When the easy entry andexitfeature adjusts
th e driver's seat, you and other vehicle occu‐
pants – particularly children – could become
trapped. #
During the adjustment process of the
easy entry andexitfeature, make sure 98
Seats and stowing

Overview of climate control sy
stems Note
s on climate control An interior air
filter must alw ays be used so that
th e air conditioning sy stem, pollution le vel moni‐
to ring and the air filtering function workcor‐
re ctly. Ma kesure that thefilter is ins talled cor‐
re ctly and thefilter housing in the engine com‐
partment is closed cor rectly using the cap and
alw ays tightly sealed when in operation. Use fil‐
te rs recommended and appr ovedby Mercedes-
Benz. Alw ays ha veservice workcar ried out at a
qu alified specialist workshop. THERMATIC control panel
overview The indicator lamps in
the buttons Ã,¬,
¤, g,¿and& indicate that the
cor responding function is activated. 1
w Setsthete mp erature
2 Vehicles with a stationary heater on ly:t
calls upthe air conditioning menu
3 H Setsthe air flow or switches off climate
control
4 Ã Sets climate control toautomatic
mode (→ page143)
5 ¬ Defrosts the windscreen
6 ¤ Switches there ar wind owheater on or
off
7 g Switches air-recirculation mode on or
off (→ page144)
8 ¿ Switches the A/C function on or off
(→ page 142) 9
Vehicles with a stationary heater on ly:&
swit ches thest ationary heater on or off
(→ page 145)
A _ Setsthe air distribution THERMOTRONIC control panel
overview The indicator lamps in
the buttons Ã,¬,
¤, g,Á,0and& indicate that
th e cor responding function is activated. Climate
control 141

1
w Setsthete mp erature on the driver's
side
2 Vehicles without a stationary heater: _
sets the air distribution
Ve hicles with a stationary heater: tcalls
up the air conditioning menu
3 H Setsthe air flow or switches off climate
control 4
à Sets climate control toautomatic
mode (→ page143)
5 ¬ Defrosts the windscreen
6 ¤ Switches there ar wind owheater on or
off
7 g Switches air-recirculation mode on or
off (→ page144)
8 Á Switches the A/C function on or off
(→ page 142)
Switches residual heat on or
off(→ page144)
9 Vehicles without a stationary heater: 0
swit ches synchronisation on or off
(→ page 143)
Ve hicles with a stationary heater: &
swit ches thest ationary heater on or off
(→ page 145)
A w Setsthe front passenger side temp era‐
ture Operating
the clima tecont rol sy stem Switching clima
tecont rol on/off #
Toswitch on: setthe air flow toleve l 1 or
higher using theH button. #
Toswitch off: setthe air flow toleve l 0 using
th eH button.
% If climate control is switched off, the win‐
do ws may mist up more quickl y.Switch off
climate control only brie fly. Switching
the A/C function on or off via the
cont rol panel The A/C function heats, cools and dehumidifies
th
eve hicle's interior air. #
Press the¿Á button.
Switch off the A/C function only brief lyother‐
wise the windo wsmay mist up more quickl y.
Condensation may drip from the underside of
th eve hicle when cooling mode is active. This is
not a sign that there is a malfunction. 14 2
Climate cont rol

The synchronisation function is deactivated if
th
e settings for one of theot her climate zones
are changed. Ac
tivating/deactivating the climate control
syn chro nisation function using the multime‐
dia sy stem Climate control can be set centrally using
the
synchronisation function. The driver's settings
fo rte mp erature, air quantity and air distribution
are adop ted automatically for all clima tezones. #
Calling up the air conditioning menu
(→ page 143). #
Select SYNC.
Depending on the pr evious status, the func‐
tion is activated or deactivated. Demisting
the windo ws Wi
ndo wsmis ted up on the inside #
Press theà button. #
Ifth e windo wscontinue tomist up: press the
¬ button. Wi
ndo wsmis ted up on the outside #
Switch on the windscreen wipers. #
Press theà button. Switching air-recirculation mode on/off
#
Press theg button.
The interior air will be recirculated.
Air-reci rculation mode automatically swit ches to
fresh air mode af ter some time.
% If air-recirculation mode is switched on, the
windo wsmay mist up more quickl y.Switch
on ai r-re circulation mode only brie fly. Switches
there sidual heat on/off Re
quirements:
R The vehicle is par ked.
It is possible tomake use of there sidual heat
from the engine tocontinue heating or ventilat‐
ing the front compartment of theve hicle for
appr oximately 30 minutes, depending on the
te mp erature set. #
Toswitch on: presstheÁ button.
Re sidual heat is switched off automaticall y. St
ationary heater/ventilation St
ationary heater/stationary ventilation
function R The air inside theve hicle is heated or ventila‐
te dto the set temp erature.
R The air inside theve hicle cannot be cooled
down totemp eratures below the outside
te mp erature.
R Ifth e outside temp erature changes, ventila‐
tion mode au tomatical lyswitches toheating
mode or heating mode automatically
switches toventilation mode.
The stationary heater and theex haust gas outlet
are situated in front of theright-hand front
wheel. 14 4
Climate cont rol

Switching
thest ationary heater/stationary
ve ntilation on/off via the control panel &
DANG ER Risk of fata l injury due topoi‐
sonous exhaust gases
If th eta ilpipe is bloc ked or suf ficient ventila‐
tion is not possible, poisonous exhaust gases
such as carbon monoxide may enter theve hi‐
cle. This is the case in enclosed spaces or if
th eve hicle getsst uck in sn ow,fo rex ample. #
Alw ays switch thest ationary heater off
in enclosed spaces without an air
ex traction sy stems, e.g. in garage s. #
Keep theta ilpipe and the area around
th eve hicle free from snow when the
engine or thest ationary heater are run‐
ning. #
Open a window on the windward side of
th eve hicle toensure an adequate sup‐
ply of fresh air. &
WARNING Risk offire due tohot station‐
ary heater components
When thest ationary heater is swit ched on,
parts of theve hicle can become very hot,
e.g. thest ationary heater exhaust sy stem.
Flammable materials such as lea ves, grass or
twigs may ignite if they come into contact
wi th:
R hot parts of thest ationary heater exhaust
sy stem
R theex haust gas itself #
When thest ationary heater is swit ched
on, make sure that:
R hot vehicle parts do not come into
contact with flammable materials.
R theex haust gas can flow out of the
st ationary heater tailpipe unhin‐
dered.
R theex haust gas does not come into
contact with flammable materials. *
NO
TEBattery discharge caused bysta‐
tionary heater or stationary ventilation
operation Ope
rating thest ationary heater or stationary
ve ntilation drains the batter y. #
After heating or ventilating theve hicle
twice, drive for a longer period of time. Re
quirements:
R The fuel tank has been filled toat least Õ. Climate control
14 5