cooling MERCEDES-BENZ C-CLASS SALOON 2012 Owners Manual

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

St
arting theve hicle with theke y in thesto w‐
age compa rtment (emer gency operation
mode)
If th eve hicle does not start and thePlace the
key in the marked space See Owner's Manual
message appears in the multifunction displa y,
yo u can start theve hicle in emer gency operation
mode. #
Makesure that the mar ked space 2is
em pty. #
Remo vetheke y1 from theke yring. #
Place theke y1 inthe mar ked space 2on
th e symbol 3.
The vehicle will start af ter a short time.
If yo ure mo vetheke y1 from the mar ked
space 2the engine continues running. For
fur ther engine starts ho wever,th eke y1
must be located in the mar ked space 2on
th e symbol 3during the entire journe y. #
Have theke y1ch ecked at a qualified spe‐
cialist workshop.
If th eve hicle does not star t: #
place theke y1 inthe mar ked space 2
and lea veitth ere. #
depress the brake pedal and start theve hicle
using thest art/ stop button.
% You can also swit chon the po wer supp lyor
th e ignition with thest art/ stop button. St
arting theve hicle via Remo teOnline serv‐
ices Cooling or heating
theve hicle interior before
commencing your journey
Ensure thefo llowing before starting the engine:
R the legal stipulations in the area where your
ve hicle is par ked allow engine starting via
smartphone.
R it is safe tostart and runth e engine where
yo ur vehicle is par ked.
R the fuel tank is su fficiently full.
R thest ar ter battery is suf ficiently charge d.
Charging thest ar ter battery be fore starting
th e jou rney
If th eve hicle battery is dischar ged, you can
re cei vea message on your smartphone. You can
th en start theve hicle with the smartphone to
ch arge the batter y.The vehicle is automatically
switched off af terte n minu tes. 15 6
Driving and pa rking
Internal use only

The sy
stem update can be downloaded man‐
ually at a later time (/ page 284).
Yo u will be informed when the download is com‐
ple teand the sy stem update is ready for ins talla‐
tion.
% Park theve hicle safely in a suitable location
before starting the ins tallation.
Re quirements forth e ins tallation:
R The ignition is switched on.
R The engine is not running.
R Notes and warnings ha vebeen read and
accep ted.
R The parking brake is applied.
If all requirements are met, the sy stem update is
ins talled. The multimedia sy stem cann otbe
operated during the ins tallation and vehicle func‐
tions are restricted.
If er rors should occur during the ins tallation, the
multimedia sy stem automatically attem ptsto
re store the pr evious version. If restoration of the
pr ev ious version is not possible, a symbol
appears on the multimedia sy stem displa y.Con‐ sult a
qualified specialist workshop toresol ve
th e problem. Re
set function Multimedia sy
stem:
4 System 5
Reset
Pe rsonal data is dele ted, forex ample:
R Station presets
R Connec ted mobile phones #
Select Yes.
If PIN pr otection is activated, a prom ptappears
asking if you also wish torestore this to thefa c‐
to ry settings during a reset. #
Select Yes. #
Enter the cur rent PIN.
The PIN is reset.
or #
Select No.
The cur rent PIN stay sth e same af terre set‐
ting. %
Ifyo u ha veforg ottenyo ur PIN, a Mercedes-
Benz service centre can deactivate the PIN
pr otection foryo u.
A prom ptappears again asking whe ther you
re ally wish toreset. #
Select Yes.
The multimedia sy stem is reset tothefa ctory
settings. Fi
t & Healthy ENE
RGIZING COMFORT Overview of
the ENERGIZING COMFORT pro‐
gr amme
Programme overview
R Refresh: Can make targeted changes tothe
interior climate torefresh vehicle occupants.
Cooling air flow and ionisation purify the air.
The vehicle interior is illuminated with cool
colours and the seat is ventilated.
R Warmth: Can inc rease the comfort le vel of
th eve hicle occupants. The vehicle's panel,
seat and steering wheel heating pr ovide cosy Multimedia sy
stem 285
Internal use only

*
NO
TEDama gecaused byincor rect cool‐
ant #
Only use coolant that has been pre‐
mixed with therequ ired antifreeze pro‐
te ction.
Information on coolant is available at thefo l‐
lowing locations:
R inthe Mercedes-Benz Specification for
Operating Fluids 310.1
- at https://be vo.mercedes-benz.com
- inthe Mercedes-Benz BeVo app
R at a qualified specialist workshop *
NO
TEOverheating at high outside tem‐
peratures If an inapp
ropriate coolant is used, the
engine cooling sy stem is not suf ficiently pro‐
te cted against overheating and cor rosion at
high outside temp eratures. #
Alw ays use coolant appr ovedby
Mercedes-Benz. #
Obser vethe instructions in the
Mercedes-Benz Specifications for Oper‐
ating Fluids 310.1. Ha
ve the coolant regularly replaced at a qualified
specialist workshop.
Proportion of antifreeze concentrate in the
engine cooling sy stem:
R a minimum of 50% (antifreeze pr otection
down toappr oximately -37°C)
R a maximum of 55% (antifreeze pr otection
down to-45°C) Note
s on windscreen washer fluid Obser
vethe no tes on operating fluids
(/ page 430). &
WARNING ‑ Risk of fire and injury due to
windscreen washer concentrate
Wi ndsc reen washer concentrate is highly
fl ammable. It could ignite if it comes into
con tact with hot engine component parts or
th eex haust sy stem. #
Make sure that no windscre enwasher
concentrate spills out next tothefiller
opening. *
NO
TEDama getotheex terior lighting
due tounsuitable windsc reen washer
fl uid Uns
uitable windsc reen washer fluids may
damage the plastic sur face of theex terior
lighting. #
Only use windscreen washer fluids
which are also suitable for use on plas‐
tic sur faces, e.g. MB SummerFit or MB
Wi nterFit. *
NO
TEBlocked spr aynozzles caused by
mixing windscreen washer fluids #
Do not mix MB SummerFit and MB Win‐
te rFit with other windscreen washer flu‐
ids. Te
ch nical da ta439
Internal use only

All models
Ve
hicle width excluding out‐
side mir rors 18
10 mm
Wheelbase 2840 mmModel
Vehicle
height
C 16 01 542 mm
C 180
C 200 14
42 mm
or
15 42 mm
C 18 0 d
C 200 d
C 220 d 14
42 mm
C 300
C 300 d 14
47 mm
All other models 1452 mm We
ights and loads Please obser
vethefo llowing no tesfo rth e speci‐
fi ed vehicle data:
R Items of optional equipment increase the
unladen weight and reduce the pa yload.
R Vehicle-specific weight information can be
fo und on theve hicle identification plate
(/ page 428).
Ro of load All models
Maximum
roof load 75kg Tr
ailer hitch Gene
ral no tes on the trailer hit ch Modifications
tothe engine cooling sy stem may
be necessar y,depending on theve hicle model.
The retrofitting of a trailer hitch is only pe rmissi‐
ble if a towing capacity is specified in your vehi‐
cle documents.
Fu rther information can be obtained at a quali‐
fi ed specialist workshop. Mounting dimensions
1
Fastening points
2 Overhang dimension
3 Rear axle centre line Te
ch nical da ta441
Internal use only

Display messages
Possible causes/consequences and M
MSolutions
¥ Top up washer fluid *T
hewasher fluid le vel in thewa sher fluid reser voir has dropped below the minimum. #
Top up thewa sher fluid (/ page 380). Engine
Display messages
Possible causes/consequences and M
MSolutions
To switch off the engine,
press Start/Stop button
for at least 3 seconds or 3
times. *Y
ou ha vepressed thest art/ stop button while theve hicle is in motion. #
Information about switching off the engine while driving (/ page155).
+
Top up coolant See Own-
er’s Manual *T
he coolant le vel is too lo w.
* NO
TEEngine damage duetoinsuf ficient coolant #
Avoid long journe yswith insuf ficient coolant. #
Add coolant (/ page379). #
Have the engine cooling sy stem checked at a qualified specialist workshop. 460
Display messages and warning/indicator lamps
Internal use only

Display messages
Possible causes/consequences and M
MSolutions #
Tocontinue driving, select transmission position hork.
Without changing gear,
consult workshop *T
he transmission is malfunctioning. It is no longer possible tochange the transmission position. #
If transmission position his selected, consult a qualified specialist workshop and do not change the transmis‐
sion position. #
For all other transmission positions, park theve hicle safely. #
Consult a qualified specialist workshop.
Reversing not poss. Con-
sult workshop *
The transmission is malfunctioning. The transmission position kcannot be selected. #
Consult a qualified specialist workshop.
Transmission Malfunction
Stop *
The transmission is malfunctioning. The transmission shifts toneutral iautomatically. #
Stop theve hicle immediately in accordance with the traf fic conditions. #
Depress the brake pedal. #
Enga gepark position j. #
Consult a qualified specialist workshop.
Stop vehicle Leave engine
running Wait Transmission
cooling *T
he transmission is overheating. Pulling away may be temp orarily impaired or not possible. #
Stop theve hicle immediately in accordance with the traf fic conditions. Do not continue driving. #
Lea vethe engine running. #
Wait until the display message disappears before pulling away. 464
Display messages and warning/indicator lamps
Internal use only

Contacts
Calling up.............................................. 322
Deleting................................................ .323
Downloading (from mobile phone)......... 321
Importing.............................................. 322
Importing (o verview)............................. 322
Information........................................... .321
Making a call......................................... 323
Na me form at......................................... 322
Options................................................ .323
St oring..................................................3 23
Controller Operating.............................................. 267
Conv enience closing .................................. .88
Con venience opening ..................................87
Coolant (engine) Check le vel............................................ 379
No tes....................................................4 38
Cooling see Clima tecontrol
Co pyright..................................................... 36
Cornering light ...........................................1 29
Cross Traf fic Alert..................................... 236 Crosswind Assist
Function/no tes..................................... 189
Cruise control Activating.............................................. 19 5
Buttons.................................................. 19 5
Calling up a spee d................................. 19 5
Deactivating.......................................... 19 5
Fu nction................................................ 194
Re quirements........................................ 19 5
Selecting............................................... 19 5
Setting a speed..................................... 19 5
St oring a speed.....................................1 95
Sy stem limitations................................. 194 D
Dashboa rd
see Cockpit
Data acquisition Vehicle.................................................... 33
Data import/export Function/no tes..................................... 280
Importing/exporting.............................. 281
Data pr otection rights
Data storage............................................ 36 Data
storage
Data pr otection rights............................. 36
Electro nic control units........................... 33
Online service s........................................ 35
Ve hicle.................................................... 33
Date Setting the time and date automati‐
cally....................................................... 275
Deactivating the ala rm(ATA ) ...................... 95
Deale rship
see Qualified speciali stwo rkshop
Declaration of conformity Electromagnetic compatibility.................25
Jack......................................................... 28
Specific absor ption rate.......................... 25
TIREFIT kit............................................... 29
Wi reless vehicle components.................. 25
Decorative foil (cleaning instructions) .... 383
DeNOx agent see AdBlue ®
De stination
Editing intermediate destinations......... .292
Editing the pr evious destinations.......... 303 Index
521
Internal use only

Only select
Park (P) when vehicle is
st ationary.............................................. 462
Place theke y in the mar ked space
See Owner's Manual............................. 450
PRE-SAFE inoperative See Owner's
Manual..................................................4 48
Ra dar sensors dirty See Owner's
Manual..................................................4 85
Re duce speed ........................................ 492
Re versing not poss. Consult work‐
shop......................................................4 64
Risk of vehicle rolling Driver door
open and transmission not in P............. 463
Speed limit (winter tyres) XXX km/h .....473
St op vehicle Lea veengine running
Wa itTransmission cooling .....................464
To shift out of P or N,depress brake
and start engine.................................... 463 To
switch off the engine, press
St art/ Stop button for at least 3 sec‐
onds or 3 times. ................................... .460
Tr af fic Sign Assi stCamera view
re stricted See Owner's Manual............. 475
Tr af fic Sign Assi stcur rently una vaila‐
ble See Owner's Manual ........................474
Tr af fic Sign Assi stinope rative ............... 475
Tr ansmission Malfunction Stop............. 464
Ty re press. monitor cur rently una vail‐
able ...................................................... .489
Ty re press. monitor inoperative.............4 89
Ty re press. monitor inoperative No
wheel sensors ...................................... .490
Ty re(s) ove rheated................................. 492
Wi thout changing gear, consult work‐
shop......................................................4 64
Display on the windscreen
see Head-up display
Distance control see Active Dis tance Assi stDISTRONIC DI
STRO NIC
see Active Dis tance Assi stDISTRONIC
Door Additional door loc k................................ .76
Child saf ety lock (rear door).................... 70
Locking (emer gency key)......................... 79
Opening (from inside ).............................. 77
Un locking (emer gency key)..................... 79
Un locking (from inside).......................... .77
Door cont rol panel....................................... 16
Dr aw bar
see Tow- bar sy stem
Drive Away Assist ...................................... 235
Drive Away Assist
see Pr otection against collision
Drive position Enga ging................................................1 69
Drive prog ram display ............................... 16 6
Drive prog rams
see DYNA MIC SELECT
Driver's seat see Seat 526
Index
Internal use only

R
Ra dar and ultrasonic senso rs
Damage................................................. 186
Ra dio
Ac tivating.............................................. 358
Ac tivating/deactivating radio text......... 361
Ac tivating/deactivating traf fic
announcements..................................... 361
Calling up a slide sho w.......................... 360
Calling up thest ation lis t...................... .360
Deleting stations.................................. .360
Direct frequency entr y.......................... 360
Displaying information........................... 361
Displaying radio text.............................. 361
Fr equency fix......................................... 361
Managing favo urites.............................. 360
Managing station presets...................... 360
Moving stations.................................... .360
Overview.............................................. .359
Sear ching forst ations.......................... .360
Setting a channel................................. .359
Setting station trackin g......................... 361
Setting the frequency band................... 359
Setting the traf fic information
service volume inc rease........................ 361 St
oring radio stations............................ 360
Ta gging music trac ks............................. 361
Vo ice commands (LINGU ATRO NIC)....... 258
Ra dio ope rating permits ........................... 428
Ra in-closing feature
Side wind ows.......................................... 87
Sliding sunroof........................................ 92
REA CHregulation........................................32
Re ading lamp
see Interior lighting
Re ar climate control
Setting................................................... 14 6
Re ar door (child saf ety lock)...................... 70
Re ar fog light
Switching on/of f................................... 12 6
Re ar seat
see Seat
Re ar seat belt
St atus display......................................... .43
Re ar seat belt status display ..................... 43
Re ar window
Ro ller sunblin d......................................... 94Re
ar window heater.................................. 14 4
Re ar-view mir ror
see Outside mir rors
Re cycling
see Take -ba ckof end-of-life vehicles
Re ducing agent
see AdBlue ®
Re fuelling
Re fuelling theve hicle............................. 172
To pping up AdBlue ®
............................... 176
Re gistration
Ve hicle.....................................................31
Re mo tecont rol (stationa ryheater/
ve ntilation)
Displa ys................................................. 151
Problems............................................... 15 2
Re placing the battery.............................1 51
Setting................................................... 15 0
Re mo teOnline
Charging thest ar ter battery.................. 15 6
Cooling or heating theve hicle interior... 15 6
St arting theve hicle................................ 157540
Index
Internal use only