2019 MERCEDES-BENZ GLC COUPE service indicator

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 lebutton vel monitoring and the air filtration
wo rkcor rectly. Ma kesure that thefilter is ins tal‐
led 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. THERMATIC control panel
overview The indicator lamps on
the buttons indicate that
th e cor responding function is activated.
Plug-in hybrid: be sure toobser vethe no tes in
th e Supplement. Otherwise, you may failto rec‐
ognise dangers. 1
w Setsthete mp erature, left
2 _ Setsthe air distribution
3 H Setsthe air flow or switches off climate
control
4 Ã Sets climate control toautomatic
mode (/ page155)
5 ¬ Defrosts the windscreen 6
Vehicles without a stationary heater: t
calls up the air conditioning menu
Ve hicles with a stationary heater: !calls
up the air conditioning menu, switches the
re sidual heat on/off (/ page157)
7 ¤ Switches there ar wind owheater
on/off
8 Vehicles without a stationary heater: 0
swit ches the synchronisation on/off
(/ page 156)
Ve hicles with a stationary heater: &
swit ches thest ationary heater on/off
(/ page 159)
9 g Switches ai r-re circulation mode on/off
(/ page 157)
A ¿ Switches the A/C function on/off
(/ page 155)
B w Setsthete mp erature, right THERMOT
RONIC control panel overview The indicator lamps on
the buttons indicate that
th e cor responding function is activated. Climate
control 15 3

#
Engage transmission position jin a station‐
ary vehicle with the brake pedal applied
(/ page 181). #
Switch off the engine and the ignition by
pressing the1 button. #
Release the service brake slowl y.#
Get out of theve hicle and lock it.
% When you park theve hicle, you can still
opera tethe side windo wsand the sliding
sunroof for appro ximately five minutes if the
driver's door is closed. Garage door opener
Prog
ramming buttons for the garage door
opener &
WARNING Risk of inju rywhen opening
or closing a door with thega rage door
opener
When you operate or program the door with
th e integrated garage door opener, people in
th era nge of mo vement of the door may
become trapped or stru ck bythe door. #
When using the integrated garage door
opener, alw ays make sure that nobody
is within thera nge of mo vement of the
door. Re
quirements:
R The vehicle has been par ked outside the
ga rage or outside thera nge of mo vement of
th e door.
R The engine is switched off.
R The ignition is switched on.
% The garage door opener function is alw ays
av ailable when the ignition is switched on. #
Press and hold button 1,2or3 that you
wish toprog ram.
Indicator lamp 4flashes yello w.
% It can take up to20 seconds before the indi‐
cator lamp flashes yello w. #
Release the pr eviously pressed button.
Indicator lamp 4continues toflash yello w. 19 2
Driving and pa rking

Using online sear
ch
% Requirements: the media display sho wsan
In te rn et connection wi tha double-ar row
symbol in thest atus line.
Online sear chis not available in all countries.
De stination ent ryuses online map services. If
th e on-board sear chfinds no suitable de stina‐
tions or if youch ange countries, the online
sear chisavailable.
Fo rth e destination you can en ter an addre ss, a
POI or a 3 wordaddress.
% Enter a 3 wordaddress (/ page 361). #
Select country indicator 1.#
Select the pr ovider forth e online service
from the count ries list.
or #
Ifth e on-board sear chdelivers no results,
enter the destination in the input line. The
entry order is not releva nt, e.g. stre et and
to wn. Use the functions described forth e on-
board sear ch.
The sear chresults are displa yed. #
Select the destination in the list.
The de tailed view forth ero ute is displ ayed.
Selecting pr evious destinations
Re quirements:
R Prev ious destinations are stored.
R For destination sug gestions: you ha vecre‐
ated a profile (/ page 319).
R The Allow destination suggestions option is
switched on (/ page 324).
R The multimedia sy stem has already gathered
suf ficient da tain order toshow destination
suggestions.
Multimedia sy stem:
4 © 5
Navigation 5
ª Where to?
5 PREV. DESTINATIONS
The following ent ries can be selected in the pre‐
vious destinations:
R Destination suggestions (/ page379)
R Destinations
R Routes #
Select the destination or route
The destination address is shown. The route
can be calculated.
% You can sa vea pr evious destination or a des‐
tination suggestion as a favo urite
(/ page 379).
Yo u ha vefast access tothe destinations via
th efa vo urites (/ page 363).
Selecting a POI
Requ irements:
R For use of personal POIs: a USB device is
connected wi th the multimedia sy stem.
R Personal POIs with the GPS Ex change form at
(.gpx) ha vebeen sa ved in the "PersonalPOI"
fo lder on the USB device.
Multimedia sy stem:
4 © 5
Navigation 5
ª Where to?
5 POIS
Sear ching using categories (no route guid‐
ance) #
Select the categor y.
or MBUX multimedia sy
stem 359

*
NO
TEDamaging the battery thro ugh
ove rvoltage When using a battery
charge r without a maxi‐
mum charging voltage, the battery or the
ve hicle electronics may be damaged. #
Only use battery charge rs with a maxi‐
mum charging voltage of 14.8 V. &
WARNING Risk ofexplosion from hydro‐
ge nga s igniting
A battery generates hydrogen gas during the
ch arging process. If there is a short circuit or
spar ksstart toform ,th ere is a danger of the
hy drogen gas igniting. #
Make sure that the positive term inal of
th e connected battery does not come
into conta ct withvehicle parts. #
Never place me tal objects or tools on a
batter y. #
When connecting and disconnecting the
batter y,yo u must obse rveth e descri‐
bed order forth e battery clamps. #
When giving starting assis tance, al ways
make sure that you on lyconnect bat‐
te ry term inals with identical polarity. #
During starting assis tance, you must
obse rveth e described order for con‐
necting and disconnecting the jump
lead. #
Do not connect or disconnect the bat‐
te ry cla mp s while the engine is running. &
WARNING Risk ofexplosion during
ch arging process and starting assis tance
During thech arging process and starting
assis tance, the battery may release an explo‐
sive gas mixture. #
Avoid fire , naked flames, creating
spar ksand smoking. #
Make sure that there is suf ficient venti‐
lation du ring thech arging process and
during starting assis tance. #
Do not lean over a batter y. &
WARNING Risk ofexplosion from a fro‐
zen battery
A dischar ged battery may freeze at temp era‐
tures slightly abo veor below freezing point.
During starting assis tance or battery charg‐
ing, bat tery gas may be released. #
Alw aysth aw a frozen bat tery out first
before charging it or per form ing start‐
ing assis tance. If
th e indicator/warning lamps in the instrument
clus ter do not light up at low temp eratures, it is
ve ry likely that the dischar ged battery has fro‐
zen. In this case you may neither jump-s tart the
ve hicle nor charge the batter y.
The service life of a battery that has been
th awe d may be dramatically shor tened. The
st arting characteristics may be impaired, espe‐
cially at low temp eratures.
It is recommended that you ha veathaw ed bat‐
te ry checked at a qualified specialist workshop. 490
Breakdown assis tance

Display messages
Int
roduction Note
s on display messages
Display messages appear on the multifunction
displa y.
Displ aymessa ges with graphic symbols are sim‐
plified in the Owner's Manual and may dif fer
from the symbols on the multifunction displa y.
The multifunction display sho wshigh-priority dis‐
play messages in red. Cer tain display messages
are accompanied byawa rning tone.
Please act in acco rdance with the display mes‐
sages and follow the additional no tes in the
Owner's Manual.
Fo r some display messa ges, a symbol is also
shown:
R Õ Further information R
¨ Hide display message
Yo u can select the desired symbol byswiping
left or right on the left-hand Touch Control.
Press theÕ symbol toshow fur ther information
on the multifunction displa y.Press the¨
symbol tohide the display message.
Yo u can hide lo w-priority display messages by
pressing button ¤orthe left-hand Touch
Control. The displ aymessa ges will then be
st ored in the message memor y.
Re ctify the cause of a display message as
qu ickly as possible.
High-priority display messages cannot be hid‐
den. The multifunction display sho ws these dis‐
play messages continuously until the cause of
th e display message has been rectified. Calling up
stored displ aymessages
On-boa rdcompu ter:
4 Service 5
1 message
If th ere are no display messages, No mes-
sageswill appear on the multifunction displa y. #
Scroll thro ugh the display messages byswip‐
ing upwards or down wards on the left-hand
To uch Control. #
Toexitth e message memor y:press the
¤ button. 538
Display messages and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions #
Ifth e display message does not disappear, stop theve hicle in accordance with the tra ffic conditions and restart
th e engine.
Active Brake Assist Func-
tions limited See Owner's
Manual *
Ve hicles with Driving Assistance Package: Active Brake Assi stwith cross-traf fic function, Evasi veSteering
Assist or PRE‑SAFE ®
PLUS is malfunctioning.
Ve hicles without Driving Assistance Package: Active Brake Assi stis malfunctioning. #
Consult a qualified specialist workshop.
PRE-SAFE inoperative See
Owner's Manual *
The PRE‑SAFE ®
functions are malfunctioning. #
Consult a qualified specialist workshop.
Mercedes me connect
Services limited See Own-
er's Manual *S
ervice limited.
At least one of the main functions of the Mercedes me connect sy stem is malfunctioning. #
Obser vethe no tes on the diagnostics connection (/ page27). #
Consult a qualified specialist workshop.
G Inoperative *A
t least one of the main functions of the Mercedes me connect sy stem or of the SOS emer gency call sy stem is
malfunctioning. #
Consult a qualified specialist workshop.
Radar sensors dirty See
Owner's Manual *T
heradar sensor sy stem is malfunctioning. Possible causes:
R dirt on the sensors Display messages and
warning/indicator lamps 551

Engine
Display messages
Possible causes/consequences and M
MSolutions
? Coolant Stop vehicle
Switch engine off *T
he coolant is too hot. #
Stop theve hicle immediately in accordance with the traf fic conditions and switch off the engine. &
WARNING Danger of bu rns when opening the bonn et
If yo u open the engine bonn etwhen the engine has overheated or during a fire inthe engine compartment, you
could come into contact wi thhot gases or other escaping operating fluids. #
Before opening the bonn et, allow the engine tocool down. #
Intheeve nt of a fire inthe engine compartment, keep the engine bonn etclosed and call thefire service. #
Wait until the engine has cooled down. #
Make sure that the air supply tothera diator is not impaired. #
Avoiding high loads on the engine, drive tothe nearest qualified specialist workshop. In doing so, ensure that
th e coolant temp erature display remains below 120 °C.
+
Top up coolant See Own-
er’s Manual *T
he coolant le vel is too lo w.
* NO
TEEngine dama gedue toinsuf ficient coolant #
Avoid long journe yswith insuf ficient coolant. #
Add coolant (/ page 467). Display messages and
warning/indicator lamps 563

Display messages
Possible causes/consequences and M
MSolutions #
Drive more slowl y.
Reduce speed *A
t least one tyre is overheating. The af fected tyres are displ ayed in red. At temp eratures close tothe limit value,
th e tyres are displa yed in yello w. &
WARNING Risk of an accident from driving wi thove rheated tyres
Overheated tyres may bur st, particularly at high speeds. #
Reduce speed so that the tyres cool down. #
Reduce speed so that the tyres cool down. Key
Display messages
Possible causes/consequences and M
MSolutions
À Replace key See Owner's
Manual *
Ve hicles with a digital vehicle key : only a few or no authorisations remain forst arting the engine. #
Make sure that the internet connection is not restricted bycer tain mobile phone settings. #
Open the Mercedes me connect http://www.mercedes.me and call up the digital vehicle key service. #
Deactivate the service firs t and then activate it again. #
Ifth e display message still appears, con tact the Mercedes-Benz Cus tomer Assis tance Center (C AC).
* Ve hicles with a digital vehicle keyst icke r:on lyafe w or no authorisations remain forst arting the engine. Display messages and
warning/indicator lamps 57 9