tow MERCEDES-BENZ GLC COUPE 2021 Repair Manual

Also,
the speed is reduced if the turn signal indi‐
cator tochange lanes is swit ched on and one of
th efo llowing situations is de tected:
R Turning off at junctions
R Driving on slowing-down lanes
R Driving on lanes adjacent toslowing-down
lanes
The driver is responsible forch oosing theright
speed and observing other road users. This
applies in particular tojunctions, roundabouts
and traf fic lights, as route-based speed adap ta‐
tion does not brake theve hicle toast andstill.
When route guidance is active, thefirs t speed
adjustment is car ried out automaticall y.Ifthe
turn signal indica tor is switched on, the selected
ro ute is confirmed and fur ther speed adjustment
is activated.
Speed adap tation is cancelled in thefo llowing
cases:
R Ifth e turn signal indicator is switched off
before thero ute event.
R Ifth e driver depresses the accelerator or
brake pedal during the process. Sy
stem limits
Ro ute-based speed adap tation does not take
ri ght of wayre gulations into account. The driver
is responsible for complying with road traf fic
re gulations and driving at a suitable speed.
The speed adap tation made bythe sy stem may
not alw ays be suitable, particular lyin thefo llow‐
ing situations:
R thero ad's course not clear lyvisible
R road nar rowing
R varying maximum permissible speeds in indi‐
vidual lanes, forex ample at tollst ations
R wetro ad sur faces, snow or ice
R when towing a trailer
In these situations the driver must inter vene
acco rding ly. &
WARNING Risk of accident in spite of
ro ute-based speed adap tation
Ro ute-based speed adap tation can malfunc‐
tion or be temp orarily una vailable in thefo l‐
lowing situations: R
Ifth e driver does not follow the calcula‐
te dro ute
R If map data is not up-to-date or available
R Intheeve nt of roadwor ks
R In bad weather or road conditions
R Ifth e accelera tor pedal is depressed
R Intheeve nt of electronical lydispla yed
speed limitations #
Adapt the speed tothe traf fic situation. Setting
route-based speed adaptation
Re quirements:
R Active Dis tance Assi stDISTRONIC is acti va‐
te d.
R ECO Assist is active. 202
Driving and parking

If
th e driver does not react tothewa rning for a
considerable period, the sy stem can initiate an
emer gency stop (/ page 205).
The warning is not issued or is stopped when the
driver gives con firm ation tothe sy stem:
R The driver steers theve hicle.
R Depending on the count ry:th e driver
presses a steering wheel button or operates
To uch Control
If Ac tive Steering Assist de tects that a sy stem
limit has been reached, a visual warning is
issued and a warning tone sounds.
Obser vethe no tes on driving sy stems and your
re sponsibility; you may otherwise failto recog‐
nise dangers (/ page 184).
Sy stem limits
Ac tive Steering Assist has a limited steering tor‐
qu efo r lateral guidance. In some cases, the
st eering inter vention is not su fficient tokeep the
ve hicle in the lane or todrive thro ugh exits. The sy
stem may be impaired or may not function
in thefo llowing ins tances:
R The reis poor visibilit y,e.g. due tosno w,rain,
fo g, heavy spr ay, greatly varying light condi‐
tions or strong shado wsonthe car riag ewa y.
R There is glare, e.g. from oncoming traf fic,
di re ct sunlight or reflections.
R Insuf ficient road illumination.
R The windsc reen is dirty, mis ted up, damaged
or co vered in the vicinity of the camera, e.g.
by ast icke r.
R No, or se veral, unclear lane markings are
present for one lane, or the markings change
qu ickl y,forex ample, in a con stru ction area
or junctions.
R The lane markings are wornaw ay, dark or
co vered up, e.g. bydirt or sno w.
R Ifth e dis tance totheve hicle in front is too
short and thus the lane markings cann otbe
de tected.
R The road is nar rowand winding.
R There are obs tacles on the lane or projecting
out into the lane, such as object mar kers. The sy
stem does not pr ovide assis tance in the
fo llowing conditions:
R On tight bends and when turning.
R When crossing junctions.
R Atroundabouts or tollst ations.
R When towing a trailer.
R When the tyre pressure is too lo w. &
WARNING Risk of accident if Active
St eering Assist unexpectedly stops func‐
tioning
If th e sy stem limits of Active Steering Assist
are reached there is no guarantee that the
sy stem will remain active or will keep the
ve hicle in lane. #
Alw ayske ep your hands on thesteering
wheel and obser vethe tra ffic carefull y. #
Alw aysst eer theve hicle paying atten‐
tion totraf fic conditions. 204
Driving and park ing

%
The turn signal indicator is switched on auto‐
matically when the parking procedure
begins.
Yo u are responsible for selecting the turn signal
indicator in accordance with the traf fic condi‐
tions. If necessar y,select the turn signal indica‐
to r according ly. &
WARNING Risk of accident due tovehi‐
cle swinging out while parking or pulling
out of a parking space
While parking or exiting a parking space, the
ve hicle swings out and can drive onto areas
of the oncoming lane.
This could cause youto collide wi thobjects
or other road users. #
Pay attention toobjects and other road
users. #
Where necessar y,stop theve hicle or
cancel the parking procedure with
Ac tive Parking Assist. #
If,forex ample, thePlease engage reverse
gear message appears in the media display: select
the cor responding transmission posi‐
tion.
The vehicle drives into the selected parking
space.
% During the parking procedure with Active
Pa rking Assist, the lane markings are dis‐
pla yed in green in the camera image.
On completion of the parking procedure, the
Ø Parking Assist finished, take control of
vehicle display message appears. Further
manoeuvring may still be necessar y. #
After completion of the parking procedure,
safeguard theve hicle against rolling away.
When requ ired bylegal requirements or local
conditions: turn the wheels towa rdsth eke rb.
% You can stop theve hicle and change the
transmission position du ring the parking pro‐
cedure. The sy stem then calculates a new
ve hicle path. If no new vehicle path is availa‐
ble, the sy stem can change the transmission
position again or cancel the parking proce‐
dure. Exiting a parking space with
Active Parking
Assist
Re quirements:
R The vehicle has been par ked with Active
Pa rking Assist.
Please no tethat you are responsible forth eve hi‐
cle and sur roundings during the entire parking
procedure. #
Start theve hicle. #
Press button 1.
The media display sho wsthe view of Active
Pa rking Assist. Driving and parking
235

Tr
ailer Manoeuvring Assist Fu
nction of Trailer Manoeuvring Assist &
WARNING Risk of accident due to
unsuitable trailers
Tr ailers with a steered axle or a fift h wheel
cannot be used with Trailer Manoeuv ring
Assi st.
Due tothis, the trailer cann otbe man‐
oeuvred in the desired direction and you can
cause a collision or the trailer can overturn.
On lyuse Trailer Manoeuv ring Assi stwith
trailers with fixe d dr awbars and axles. *
NO
TEDama getotraile rswith a stabilisa‐
tion device against swerving In
the case of trailers with a stabilisation
device against swerving, the trailer or trailer
to w hit chcould be damaged. #
If a trailer coupling with Trailer Manoeu‐
vring Assist is used, on lyuse trailers without a
stabilisation device against
swerving. *
NO
TEDama gedue to ov erhanging loads
in front or draw bar installations The
vehicle and the trailer may be damaged
during manoeuvring due toove rhanging
loads at the front of the trailer or dr awbar
ins tallations. #
Pay attention to overhanging loads or
dr aw bar ins tallations while manoeu‐
vring. Tr
ailer Manoeuv ring Assi stassists you when
re ve rsing with a trailer. By means of a turning
angle sensor in the trailer coupling, Trailer
Manoeuv ring Assi stmonitors the articulation
angle between theve hicle and trailer and
adjusts it toa specified value.
Tr ailer Manoeuv ring Assi stis only an aid. It is not
a substitute foryo ur attention tothe sur round‐
ings. The responsibility for safe manoeuvring and
parking remains with you. Make sure that there
are no persons, animals or objects in themanoeuvring area while manoeuvring and park‐
ing in/exiting parking spaces.
Yo
u can either en terth e articulation angle value
directly via the multimedia sy stem or use a
st ra ightening manoeuvre. When car rying out a
st ra ightening manoeuvre, the sy stem calculates
th e articulation angle automatically and stra ight‐
ens theve hicle/trailer combination tothe trail‐
er's cur rent di rection.
Tr ailer Manoeuv ring Assi stmust be taught-in
before it can adjust the articulation angle
(/ page 239).
Obser vethe no tes on towing a trailer
(/ page 239).
Sy stem limits
Obser vethe sy stem limits of thefo llowing func‐
tions:
R Active Parking Assist (/ page 232)
R 360° Camera (/ page 224)
R Reversing camera (/ page 221)238
Driving and parking

*
NO
TEPlug-in hybrid #
Obser vethe no tes in the Supplement.
Yo u could otherwise failto recognise
dangers. Obser
vethefo llowing no tes on theto ngue
we ight:
R Do not use a tongue weight that exceeds or
fa lls below the permissible tongue weight
R Use a tongue weight as close as possible to
th e maximum tongue weight
Do not exceed thefo llowing values:
R Perm issible towing capacity
R Perm issible rear axle load of theto wing vehi‐
cle
R Perm issible gross weight of theto wing vehi‐
cle
R Perm issible grossweight of the trailer
R Maximum permissible speed of the trailer Ensure
thefo llowing before starting a journey:
R The tyre pressure on there ar axle of theto w‐
ing vehicle is set for a maximum load
R The lighting of the connected trailer is opera‐
tional
R Vehicles without LED headlamps or MUL‐
TIBEAM LED headlamps: the headlamps
ha ve been set cor rectly
In theeve nt of increased rear axle load, the car/
trailer combination must not exceed a maximum
speed of 100 km/h forre asons concerning the
operating permit. This also applies in countri es
in which the permissible maximum speed for
car/trailer combinations is above 100 km/h.
% When you are reve rsing with a trailer,
re member touse theTr ailer Manoeuvering
Assist function (/ page 238). Extending and
retracting the ball ne ckfully
electrically &
WARNING Risk of accident due tothe
ball neck not being engaged
If th e ball neck is not engaged, the trailer
may come loose. #
Make sure that the ball neck securely
engages and loc ksinto place. *
NO
TEDama getothe all-electric trailer
hitch due toadditional pressure The all-electric trailer hit
chcould be mechan‐
ically damaged byapplying additional pres‐
sure when the ball neck is being extended or
re tracted. #
Do not ma kethe ball neck extend/
re tract faster by applying additional
pressure. 240
Driving and pa rking

Load distribution on
the bicycle rack
1 Vertical dis tance between centre of gr avity
and ball head
2 Horizon tal dis tance between centre of gr av‐
ity and ball head
3 The centre of gr avity is on theve hicle's
centre axis
Obse rveth efo llowing information when loading
th e bicycle rack: Loading
the bicycle rack 3 bicycles 4 bicycles
To talwe ight of
bicycle rack
and load Up
to75 kg Up to
10 0kg
Max. dis tance
1 420 mm 420 mm
Max. di stance
2 300 mm 400 mm When transpo
rting four bic ycles or a totalwe ight
between 75kgand 100kg , alw ays use bicycle
ra ck s with additional support on the trailer hitch
guide pin. Ve
hicle towing instructions
The vehicle is not suitable forth e use of tow bar
sy stems that are used forflat towing or ding hy
to wing, forex ample. Attach ing and using tow bar
sy stems can lead todamage on theve hicle.
When you are towing a vehicle with tow bar sys‐
te ms, safe driving characteristics cannot be guaranteed
forth eto wing vehicle or theto wed
ve hicle. The vehicle-trailer combination may
swer vefrom side toside. Comply with the per‐
mitted towing me thods (/ page 326) and the
instructions forto wing with bo thaxles on the
ground (/ page 327). Driving and parking
247

R
Clothing being worn(hat, shawl, scarf) may
be limiting the de tection area of the camera. Ke
ep the camera's field of vision clear.
R The camera is not operational. Consult a Mercedes-Benz service cent
re.
The MBUX In terior Assistant supports thefo llowing interactions: Interaction area
Interaction Description
In front of the media display or
abo vetheto uchpad Pr
ox imity tothe control element The Interior Assis tant recognises the approach of the hand towa rds a con‐
trol element.
Depending on the active application, the display will be adjus ted in the
media displa y.Some functions di fferentiate between driver and front
passenger.
No specific hand position is requ ired.
Abo vethe cent reconsole Defined pos eAfavo urite is called up with a defined pose.
Bel ow the inside rearview mir rorB rief up and down mo vements With brief vertical up and down mo vements below the inside rearview mir‐
ro rth ere ading light forth e driver or the front passenger is switched on and
off.
Abo vethe front passenger seat Stretching out a hand ab ovethe
front passenger seat By
stre tching out a hand ab ovethe front passenger seat the sear chlight is
switched on. If you withdraw a hand from this area, the sear chlight is
switched off again. MBUX multimedia sy
stem 259

The
following ent ries can be made, forex ample:
R Town, stre et, house number
R Street,to wn
R Postcode
R POI name or POI catego ry, e.g. Parking
R Contact name #
Select a sear chresult in list 3. #
Calculate thero ute (/ page270).
% You can find fur ther information about desti‐
nation entry , e.g. 3wordaddresses, in the
Digital Owner's Manual.
Changing country #
Select the count ryindicator in 1. #
Enterth e count ryindicator. #
Select the count ryin3.
Using online sear ch
Destination entry uses online map services. If
th e on-board sear chfinds no suitable dest ina‐
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. #
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 2. #
Select the destination in the list.
The de tailed view forth ero ute is displ ayed. Calculating a
route and using settings for
ro ute guidance Re
quirements:
R The destination has been entered.
R The destination address is shown. Multimedia sy
stem:
4 © 5
Navigation 1
¥ Noroute yet.
¦ Aro ute has been mapped. #
Select ¥.
The route tothe destination is calculated.
Ro ute guidance begins.
or #
Select ¦. #
Select Set as intermediate dest..
The destination address is set as the next
intermediate destination. 270
MBUX multimedia sy stem

Te
lephone Te
lephony Note
s ontelephony &
WARNING Risk of dist raction from oper‐
ating integrated communication equip‐
ment while theve hicle is in motion
If yo u operate communication equipment
integrated in theve hicle when driving, you
could be dist racted from the tra ffic situation.
This could also cause youto lose control of
th eve hicle. #
Only operate this equipment when the
traf fic situation permits. #
Ifyo u cannot be sure of this, stop the
ve hicle whilst paying attention toroad
and traf fic conditions and ope rate the
equipment with theve hicle stationar y. &
WARNING Risk of an accident from
ope rating mobile communication equip‐
ment while theve hicle is in motion
Mobile communications devices distract the
driver from the traf fic situation. This could
also cause the driver tolose control of the
ve hicle. #
Asthe driver, only operate mobile com‐
munications devices when theve hicle is
st ationar y. #
As a vehicle occupant, only use mobile
communications devices in the areas
intended forth is purpose, e.g. in the
re ar passenger compartment. Yo
u must obse rveth e legal requirements forthe
country in whi chyou are cur rently driving when
operating mobile communication equipment in
th eve hicle. &
WARNING Risk of injury duetoobjects
being stowed inco rrectly
If objects in theve hicle interior are stowed
incor rectly, they can slide or be thrown
around and hit vehicle occupants. In addi‐
tion, cup holders, open stowage spaces and
mobile phone recep tacles cannot al ways
re tain all objects within.
There is a risk of injur y,particularly in the
ev ent of sudden braking or a sudden change
in direction. #
Alw aysstow objects so that they can‐
not be throw n around in su chsitua‐
tions. #
Alw ays make sure that objects do not
pr otru de from stowage spaces, luggage
nets or stowage nets. #
Close the loc kable stow age spaces
before starting a journe y. #
Alw aysstow and secure heavy, hard,
poin ted, sharp-edged, fragile or bulky
objects in the boot/load compartment. MBUX multimedia sy
stem 273

Obser
vethe additional information on stowing
mobile communications devices cor rectly:
R Loading theve hicle (/ page108)
Blue tooth ®
connection:
The menu view and theav ailable functions in the
te lephone menu are in part dependent on the
Blu etoo th®
profile of the connected mobile
phone. Full functionality is only available if the
mobile phone supports bo thofthefo llowing
Blue tooth ®
profiles:
R PBAP (Phone Book Access Profile)
- The contacts on the mobile phone are
shown automatically on the multimedia
sy stem.
R MAP (Message Access Profile)
- The mobile phone message functions can
be used on the multimedia sy stem.
Ir re spective of this, Blue tooth ®
audio functional‐
ity can byused with any mobile radio unit.
Fo r information on thera nge of functions of the
mobile radio unit tobe connec ted, see the man‐
ufacturer's operating instructions. Ne
twork connection:
The following cases can lead tothe call being
disconnected while theve hicle is in motion:
R You swit chinto a transmission/reception
st ation, in which no communication channel
is free.
R The SIM card used is not compatible with the
network available
R A mobile phone with "Twincard" is logged
into the network with the second SIM card at
th e same time
The multimedia sy stem supports calls in HD
Vo ice ®
for impr oved speech qualit y.Arequ ire‐
ment forth is is that the mobile phone and the
mobile phone network pr ovider of the person
yo u are calling suppo rtHD Voice ®
.
Depending on thequ ality of the connection, the
vo ice quality may fluctuate.
Fu rther information can be obtained from a
Mercedes-Benz service centre or at: https://
www.mercedes-benz.com/connect 274
MBUX multimedia sy stem