2019 MERCEDES-BENZ GLE COUPE sensor

Problem
Possible causes/consequences and M
MSolutions
Re ar 1 or all-round 2segments light
up red. The ésymbol appears in
th e multifunction displa y.Pa
rking Assist PARKTRONIC is malfunctioning and has been deacti vated due tosignal inter fere nce. #
Start theve hicle again. #
Check if Parking Assist PARKTRONIC is working at a dif fere nt location.
Re ar 1 or all-round 2segments light
up red. At the same time, a warning
to ne sounds for appro ximately two sec‐
onds everytime theve hicle is star ted.
The é symbol appears in the multi‐
function displa y. The sensors are dirty. #
Clean the sensors and obser vethe no tes on care of vehicle parts (/ page 509).
Pa rking Assist PARKTRONIC has been deacti vated due toa malfunction. #
Start theve hicle again. #
Ifth e problem persists, consult a qualified specialist workshop. Fu
nction of the passive side impact pr otec‐
tion
Pa ssive side impact pr otection is an additional
Pa rking Assist PARKTRONIC function which
wa rnsth e driver about obs tacles at the side of
th eve hicle. A warning is issued when obs tacles
are de tected between the front and rear de tec‐
tion range. In order for an object on the side to
be de tected, the sensors in the front and rear
bumper must firs t de tect the object while you
are driving past it. During
the parking procedure or manoeuvring,
objects are de tected as theve hicle drives past.
If yo usteer in the direction of a de tected obs ta‐
cle and there is a risk of a lateral collision, a
wa rning is issued. The segments on the sides
light up yellow or red, depending on the dis tance
to the obs tacle. Segment colour depending on distance
Colour Lateral distance
Ye llo wA pprox. 30 - 60 cm
Re dA pprox. < 30 cm In order
for lateral front or rear segments tobe
displa yed, theve hicle must firs t tr ave l a dis tance
of at least half of theve hicle length. Once the
ve hicle has tr avelled the length of theve hicle, all Driving and parking
267

of
the lateral front and rear segments can be dis‐
pla yed. Ve
hicles without 360° Camera
1 Parking Assist PARKTRONIC is on ly opera‐
tional in the front and rear
2 Parking Assist PARKTRONIC is operational
and can also warnthe driver about obs tacles
at the side of theve hicle
3 Obstacle de tected at the front right (yellow)
and rear (red) Ve
hicles with 360° Camera
1 Parking Assist PARKTRONIC is on ly opera‐
tional in the front and rear
2 Parking Assist PARKTRONIC is operational
and can also warnthe driver about obs tacles
at the side of theve hicle
3 Obstacle de tected at the front right (red)
Sa ved obs tacles on the sides are dele ted in the
fo llowing situations, forex ample:
R You park theve hicle and switch off the igni‐
tion.
R You open the doors. Af
terth e engine is restar ted, obs tacles on the
sides must be de tected again before a new
wa rning can be issued.
Sy stem limits
The sy stem limits forPa rking Assist
PA RKTRONIC apply topassive side impact pro‐
te ction.
The following objects are not de tected, forex am‐
ple:
R Pedestrians who approach theve hicle from
th e side
R Objects placed next totheve hicle
Ac tivating/deactivating Parking Assist
PA RKTRONIC
* NO
TERisk of an accident from objects
at close range Pa
rking Assist PARKTRONIC may not de tect
cer tain objects at close range. #
When pa rking or manoeuvring theve hi‐
cle, pay particular attention toany
objects which are abo veor below the
sensors, e.g. flowe rpots or dr awbars. 268
Driving and parking

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.
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 270).
Obse rveth e no tes on towing a trailer
(/ page 296).
Sy stem limits
The sy stem may be impaired or may not function
in thefo llowing situations:
R The gradient is more than appr oximately
15 %.
Using Trailer Manoeuvring Assist
Re quirements: R
The vehicle has been star ted.
R A trailer has been de tected.
Te aching-in Trailer Manoeuvring Assist #
Drive forw ards a short dis tance wi th the car/
trailer combination.
The comple tedte ach-in process is shown in
th e media displa y.
Using Trailer Manoeuvring Assist #
Press button 1. #
Engage reve rsege ar k.
The camera image is shown in the media dis‐
pla y. #
Adjust the articulation angle (/ page270).
or #
Activate thest ra ightening manoeuvre
(/ page 270). #
Accelerate and brake as requ ired.
% Pay attention toyour sur roundings and be
re ady tobrake at all times.
Ad justing Trailer Manoeuvring Assist (multi‐
media sy stem)
Re quirements:
R The ignition and engine are on, or theve hicle
is operational.
R The zero point of the car/t railer combination
has been taught-in bybrief lydriving forw ards
(/ page 269).
R Trailer Manoeuv ring Assi sthas been star ted
( / page 270).
R The vehicle is stationar y. 270
Driving and pa rking

R
Ifth e wrong gear is selec ted.
Drive AwayAssi stis active under thefo llowing
conditions:
R IfPa rking Assist PARKTRONIC is activated.
R Every time thege ar is changed tok orh
when theve hicle is at a standstill.
R Ifth e de tected obs tacle is less than appr ox.
1. 0 m away.
R Ifth e manoeuvring assis tant function is acti‐
va ted in the multimedia sy stem.
Sy stem limits
The per form ance of Drive AwayAssi stis limited
on inclines.
When driving with a trailer, Drive AwayAssi stis
not available.
% Also obse rveth e sy stem limits of Parking
Assist PARKTRONIC (/ page 264).
Fu nction of Cross Traf fic Alert
% Also read the instructions on Blind Spot
Assist (/ page 290). Ve
hicles with Blind Spot Assis t:Cross Traf fic
Ale rtcan warndrivers of any crossing tra ffic
when reve rsing out of a parking space. The radar
sensors in the bumper also monitor the area
adjacent totheve hicle. If a critical situation is
de tected, symbol 1appea rsinthe media dis‐
pla y.Ifth e driver does not respond tothewa rn‐
ing, theve hicle's brakes can be applied automat‐
ically.
If th era dar sensors are obstructed byvehicles
or other objects, de tection is not possible.
Cross Traf fic Alert is acti veunder thefo llowing
conditions:
R If Blind Spot Assist is activated. R
Ifth eve hicle is reve rsing at walking pace.
R Ifth e manoeuvring assis tant function is acti‐
va ted in the multimedia sy stem.
Sy stem limits
Cross Traf fic Alert is not available on inclines.
Cross Traf fic Alert is not available when driving
with a trailer.
% Also obse rveth e sy stem limits of Active
Blind Spot Assi st (/ page 290).
Ac tivating/deactivating manoeuv ring assis‐
tance
Multimedia sy stem:
4 © 5
Settings 5
Assistance
5 Camera & parking #
Activate or deacti vate Manoeuvring assis-
tance.
% Manoeuvring assis tance mu stbe active for
th e function of Drive AwayAssi st
( / page 283) and Cross Traf fic Alert
(/ page 284). 284
Driving and parking

R
The windscreen is dirty in the area of the
multifunction camera, or the camera is mis‐
te d up, damaged or co vered.
R Ifth e traf fic signs are ha rdtodetect, e.g. due
to dirt or sno w,or because they are co vered,
or due toinsuf ficient lighting.
R Ifth e information in the navigation sy stem's
digital map is incor rect or out-of-da te.
R The signs are ambiguous, e.g. traf fic signs on
construction sites or in adjacent lanes.
R Ifyo u turn sharpl y,yo u may pass traf fic signs
th at are outside the camera's field of vision.
Setting Traf fic Sign Assist
Re quirements:
R Only vehicles with Driving Assistance
Pa ckage:
Ac tive Dis tance Assi stDISTRONIC mu stbe
activated forth e automatic adoption of
speed limits. Multimedia sy
stem:
4 © 5
Settings 5
Assistance
5 Traffic Sign Assist
Ac tivating/deactivating automatic adoption
of speed limits (only vehicles with Driving
Assistance Package) #
Select Adopt limit. #
Activate or deacti vate the function.
The speed limits de tected byTraf fic Sign
Assi stare automatically adop tedby Active
Dis tance Assi stDISTRONIC.
% If one of thefo llowing sy stems is activated,
th e speed de tected can be manually adop ted
as the speed limit:
R Active Dis tance Assi stDISTRONIC
R Cruise control
R Variable limiter
Fu rther information (/ page 238).
Displaying de tected traf fic signs in the
medi a display #
Select Display in head unit. #
Activate or deacti vate the function.
Ad justing the type of warning #
Select Visual & audible ,Visual orNone.
Ad justing the warning threshold
This value de term ines the speed at which a
wa rning is issued when exceeded. #
Select Warning threshold. #
Set the desired speed. Blind Spot Assist and
Active Blind Spot
Assi stwith exitwa rning Fu
nction of Blind Spot Assist and Active
Blind Spot Assi stwith exitwa rning
Blind Spot Assist and Active Blind Spot Assi st
use two lateral, rear-facing radar sensors to
monitor the area up to40 m behind and 3 m
next toyour vehicle.
If a vehicle is de tected at speeds ab ove appr ox‐
imately 12km/h and this vehicle subsequently
enters the monitoring range di rectly next to your
ve hicle, thewa rning lamp in the outside mir ror
lights up red. 290
Driving and parking

If a
vehicle is de tected close tothe side of your
ve hicle, there dwa rning lamp in the outside mir‐
ro rflashes. If you swit chon the turn signal indi‐
cator in the cor responding direction, a warning
to ne sounds once. If the turn signal indicator
re mains switched on, all other de tected vehicles
are indicated only bytheflashing of thered
wa rning lamp.
If yo uove rtake a vehicle quickl y,no warning is
given. &
WARNING Risk of accident despi teBlind
Spot Assi st
Blind Spot Assi stdoes not react tovehicles
approaching and overtaking you at a greatly
di fferent speed.
As a result, Blind Spot Assist cannot warn
drivers in this situation. #
Alw ays pay careful attention tothe traf‐
fi c situation and maintain a safe dis‐
ta nce at the side of theve hicle. Blind Spot Assist and
Active Blind Spot Assi st
are on lyaids. They may failto detect some vehi‐ cles and are no substitute
for attentive driving.
Alw ays ensure that there is suf ficient di stance to
th e side forot her road users and obs tacles.
Exit warning
The exitwa rning is an additional function of
Blind Spot Assist and can warnvehicle occu‐
pants about approaching vehicles when leaving
th eve hicle when stationar y. &
WARNING Risk of accident despi teexit
wa rning
The exitwa rning reacts nei ther tostationary
objects nor tovehicles approaching you at a
great lydif fere nt speed.
As a result, theex itwa rning cannot warn
drivers in these situations. #
Alw ays pay particular attention tothe
traf fic situation when opening the doors
and make sure there is suf ficient clear‐
ance. If
th ere is a vehicle in the monitoring range, this
is indicated in the outside mir ror.If a vehicle
occupant opens the door on the side with thewa
rning, a warning tone sounds and thewa rning
lamp in the outside mir rorst arts toflash.
This additional function is on lyavailable when
Blind Spot Assist is activated and up toa maxi‐
mum of thre e minutes af terth e ignition has
been switched off. The exitwa rning is no longer
av ailable once thewa rning lamp in the outside
mir rorflashes thre e times.
The exitwa rning is only an aid and not a substi‐
tute forth e attention of vehicle occupants. The
re sponsibility for opening and closing the doors
and for leaving theve hicle remains with theve hi‐
cle occupants.
Sy stem limits
Blind Spot Assist and Active Blind Spot Assi st
may be limi ted in thefo llowing situations:
R ifth ere is dirt on the sensors or the sensors
are obscured
R in poor visibility, e.g. due tofog, heavy rain or
snow
R ifth ere are nar row vehicles, e.g. bicycles or
mo torbikes
R ifth ero ad has very wide or nar rowlanes Driving and parking
291

R
ifve hicles are not driving in the middle of
th eir lane
Wa rnings may be issued in er ror when driving
close tocrash ba rriers or similar solid lane bor‐
ders. Alw ays make sure that there is suf ficient
di st ance tothe side forot her traf fic or obs ta‐
cles.
Wa rnings may be inter rupte d when driving along‐
side long vehicles, forex ample lor ries, for a pro‐
longed time.
Blind Spot Assist is not operational when reve rse
ge ar is engaged.
Blind Spot Assist is not operational when a
trailer is coupled totheve hicle and the electrical
connection has been cor rectly es tablished.
The exitwa rning may be limited in thefo llowing
situations:
R when the sensors are co veredby adjacent
ve hicles in nar row parking spaces
R when people approach theve hicle
R intheeve nt of stationary or slowly moving
objects Fu
nction of brake application (Active Blind
Spot Assist)
% The brake application function is only availa‐
ble forve hicles with a Driving Assis tance
Pa ckage.
If Ac tive Blind Spot Assi stdetects a risk of a side
impact in the monitoring range, a cou rse-cor‐
re cting brake application is car ried out. This is
designed tohelp youavo id a collision.
The course-cor recting brake application is availa‐
ble in the speed range between appr oximately
30 km/h and 200 km/h. &
WARNING Risk of accident despi te
brake application of Active Blind Spot
Assi st
A cou rse-co rrecting brake application cann ot
alw ays pr event a collision. #
Alw aysst eer, brake or accelera teyour‐
self, especially if Active Blind Spot
Assi stwa rnsyo u or makes a course-
co rrecting brake application. #
Alw ays maintain a safe dis tance at the
sides. &
WARNING Risk of accident despi te
Ac tive Blind Spot Assi st
Ac tive Blind Spot Assi stdoes not react tothe
fo llowing:
R ifve hicles overtake too closely on the
side, placing them in the blind spot area
R vehicles approaching and overtaking you
at a greatly di fferent speed
As a result, Active Blind Spot Assi stmay nei‐
th er give warnings nor inter vene in su chsit‐
uations. #
Alw ays pay careful attention tothe traf‐
fi c situation and maintain a safe dis‐
ta nce at the side of theve hicle. 292
Driving and parking

R
Ifth e dis tance totheve hicle in front is too
short and thus the lane markings cann otbe
de tected.
R Ifth e lane markings change quickl y,e.g.
lanes branch off, cross one ano ther or
mer ge.
R Ifth e car riag ewa y is very nar row and wind‐
ing.
Ve hicles with Driving Assistance Package or
Driving Assistance Plus Package: Active Lane
Ke eping Assist uses radar sensors tomonitor
se veral areas around theve hicle. If thera dar
sensors in there ar bumper are dirty or co vered
with sn ow,th e sy stem may be impaired or may
not function. If an obs tacle in the lane in which
yo u are driving has been de tected, no lane-cor‐
re cting brake application occu rs.
Ac tivating/deactivating Active Lane Keeping
Assist
Multimedia sy stem:
4 © 5
Settings 5
Quick access
5 Active Lane Keeping Assist #
Activate or deacti vate the function. Setting
Active Lane Keeping Assist
Multimedia sy stem:
4 © 5
Settings 5
Assistance
5 Active Lane Keeping Assist
Setting the sensitivity
% The availability of this function is dependent
on the count ry. #
Select Standard ,Sensitive orOff.
Ac tivating/deactivating the haptic warning #
Select Warning.
Ac tivate or deacti vate the function. Tr
ailer hitch Note
s on trailer operation Mercedes‑AMG
vehicles: be sure toobser ve
th e no tes in the Supplement. Otherwise, you
may 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 trailer load
R Perm issible rear axle load of theto wing vehi‐
cle
R Perm issible gross mass of theto wing vehicle
R Perm issible gross mass 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
In theeve nt of increased rear axle load, the car/
trailer combination may 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 ab ove100 km/h. 296
Driving and parking