2012 MERCEDES-BENZ C-CLASS SALOON air conditioning

Overview of climate control sy
stems Note
s on climate control An interior air
filter in combination with the pre‐
fi lter in the engine compartment must alw ays be
used so that the air conditioning sy stem, pollu‐
tion le vel monitoring and the air filtration work
cor rectl y.Make sure that thefilter is ins talled
cor rectly and thefilter housing in the engine
compartment is closed cor rectly using the cap
and alw ays tightly sealed when in operation. Use
fi lters recommended and appr ovedby
Mercedes-Benz. Alw ays ha veservice workcar‐
ri ed out at a qualified specialist workshop. Overview of
the air conditioning control
panel *
NO
TEPlug-in hybrid #
Obser vethe no tes in the Supplement.
Yo u could otherwise failto recognise
dangers. The indicator la
mps on the buttons indicate that
th e cor responding function is activated. THERMATIC air conditioning contro
l panel
with/without stationary heater (e xample)
1 w Setsthete mp erature on the driver's
side
2 _ Setsthe air distribution 3
H Setsthe air flow or switches off climate
control
4 Ã Sets climate control toautomatic
(/ page 146)
5 ¬ Demists the windscreen
6 Vehicles with THERMATIC air conditioning
contro l panel without stationary heater:
A calls up air conditioning menu
Ve hicles with THERMATIC air conditioning
contro l panel (with stationary heater) or
THERMOTRONIC (with/without stationary
heater): Åcalls up air conditioning menu,
swit ches residual heat on/off (/ page147)
7 ¤ Switches there ar wind owheater
on/off
8 Vehicles with THERMATIC air conditioning
contro l panel without stationary heater:
0 switches synchronisation on/off
(/ page 146)
Ve hicles with THERMOTRONIC air condition‐
ing contro l panel without stationary heater:
¿ switches the A/C function on/off
(/ page 145) 14 4
Climate cont rol
Internal use only

Ve
hicles with a stationary heater: &
swit ches thest ationary heater on/off
(/ page 149)
9 g Switches air- recirculation mode on/off
(/ page 147)
A Vehicles with THERMATIC air conditioning
contro l panel: ¿switches A/C function
on/off (/ page145)
Ve hicles with THERMOTRONIC air condition‐
ing contro l panel:_adjusts the air distri‐
bution, right
B w Setsthete mp erature on the front
passenger side Re
ar operating unit in vehicles with
THERMOTRONIC air conditioning control
panel 1
Setting thete mp erature
2 Display
3 Setting the air flow 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 windo ws
may mist up more quickl y.Switch climate con‐
trol off only briefl y. Switching
the A/C function on/off using the
air conditioning control panel The A/C function heats, cools and dehumidi
fies
th eve hicle's interior air. #
Press the¿ button.
Switch off the A/C function only brief ly;ot her‐
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 indicative of a fault. Climate cont
rol14 5
Internal use only

Dispose of
thege nuine Mercedes-Benz interior
pe rfume flacon when it is em pty and do not refill
it.
Re fillable flacon #
Unscr ew cap 1of em ptyflacon 2. #
Fillflacon 2with a maximum of 15ml. #
Screw cap 1back onto flacon 2.
Alw aysre fill th e em ptyre fillable flacon with the
same perfume. Obser vethe separate informa‐
tion sheet attached totheflacon. St
ationary heater/ventilation St
ationary heater/stationary ventilation
function
The following functions are per form ed:
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 at theright-hand front wheel.
Switching thest ationary heater/ventilation
on/off via the air conditioning 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 gets stuck 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 and exhaust
ga ses
Flammable materials such as lea ves, grass or
twigs may ignite. #
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 exhaust pipe
unhindered.
R theex haust gas does not come into
contact with flammable materials. Climate control
14 9
Internal use only

Ad
justing treble, mid-range and bass
setting s.................................................. 371
Calling up the sound menu.................... 371
Information............................................ 371
Switching volume adjustment on/of f.... 371
Ad versewe ather light ............................... 13 0
Af ter-sales service centre
see ASS YST PLUS
Air distribution Setting................................................... 14 4
Air freshener sy stem
see Fragrance sy stem
Air inlet see Air-water duct
Air pressure see Tyre pressure
Air suspension see AIRMATIC
Air vents
Ad justing (front).................................... 15 3
Ad justing (rear)..................................... .153
Air vents
see Air vents Ai
r-conditioning sy stem
see Climate control
Air-recirculation mode.............................. 147
Air-water duct Keeping free.......................................... 381
Airbag Activation................................................ 38
Fr ont airbag (driver, front passenger)...... 43
Ins tallation locations.............................. .43
Knee airbag............................................ .43
Overview................................................. 43
PA SSENGER AIR BAG indicator lamp....... 48
Pr otection................................................ 44
Re duced pr otection.................................46
Side airba g.............................................. 43
Wi ndow airba g......................................... 43
Ai rflow
Setting................................................... 14 4
AIRM ATIC
Setting.................................................. .219
Suspension............................................ 219
Alarm sy stem
see ATA (anti-theft alarm sy stem) All-wheel drive
see 4MATIC
Alternative route
see Route
Ambient lighting Setting (multimedia sy stem)..................1 34
Android Auto
Connecting a mobile phon e...................330
Ending................................................... 331
Information............................................ 330
Overview.............................................. .329
Sound settings....................................... 331
Tr ans ferred vehicle data........................3 31
Animals Pets in theve hicle................................... 72
Anti-lock braking sy stem
see ABS (Anti-lock Braking Sy stem)
Anti-skid chains
see Snow chains
Anti-theft pr otection
Ad ditional door loc k................................ .76
Immobiliser............................................. 94 Index
515
Internal use only