trailer MERCEDES-BENZ E-CLASS COUPE 2021 User Guide

If
th e system de tects that the driver has not
steered theve hicle for a considerable period of
time or has remo vedth eir hands from the steering
wheel, display 1appears. If the driver still does
not steer theve hicle, a warning tone sounds in
addition tothe visual warning message.
If th e driver does not react tothewa rning for a
considerable period, the system can initiate an
emer gency stop (/ page 206).
If th e driver steers, no warning is issued, or the
wa rning is ended.
If Ac tive Steering Assist de tects that a system
limit has been reached, a visual warning is issued
and a warning tone sounds. Obser
vethe no tes on driving systems and your
re sponsibility; you may otherwise failto recognise
dangers (/ page 184).
Syst
Syst em limits
em limits
Ac tive Steering Assist has a limited steering tor-
qu efo r lateral guidance. In some cases, the steer-
ing inter vention is not su1cient tokeep theve hi-
cle in the lane or todrive thro ugh exits.
The system may be impaired or may not function
in thefo llowing instances:
R There is poor visibility, e.g. due tosno w,rain,
fo g, heavy spr ay,gr eatly varying light condi-
tions or strong shadow s onthe car riag ewa y.
R There is glare, e.g. from oncoming tra1c,
di re ct sunlight or re0ections.
R Insu1cient road illumination.
R The windscreen is dirty, mis ted up, damaged
or co vered in the vicinity of the camera, e.g.
by a stic ker.
R No, or se veral, unclear lane markings are pres-
ent for one lane, or the markings change
qu ickl y,forex ample, in a construction area or
junctions. R
The lane markings are wornawa y,dark or co v-
ered up, e.g. bydirt or sno w.
R Ifth e distance totheve hicle in front is too
short and thus the lane markings cannot be
de tected.
R The road is nar row and winding.
R There are obs tacles on the lane or projecting
out into the lane, such as object mar kers.
The system does not pr ovide assistance in thefo l-
lowing conditions:
R On tight bends and when turning.
R When crossing junctions.
R Atroundabouts or toll stations.
R When towing a trailer.
R When the tyre pressure is too lo w. &
W WARNI NG
ARNI NGRisk of accident if Active Steer-
ing Assist unexpectedly stops functioning
If th e system limits of Active Steering Assist
are reached there is no guarantee that the
system will remain active or will keep theve hi-
cle in lane. Driving and parking
205
205

Wa
rnings may be inter rupted 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 Sp otAssist and theex itwa rning are not
operational when a trailer is coupled totheve hi-
cle and the electrical connection has been cor-
re ctly 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 intheev ent of stationary or slo wlymoving
objects
F
F unction of br unction of br ak
ake application (A
e application (A ctiv
ctive Blind Spot
e Blind Spot
Assis
Assis t)
t)
If Ac tive Blind Spot Assist de tects a risk of a side
impact in the monitoring range, a cou rse-cor rect-
ing 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 app roximately
30 km/h and 200 km/h. &
W
WARNING
ARNING Risk of accident despi tebrake
application of Active Blind Spot Assist
A course-cor recting brake application cannot
alw ays pr event a collision. #
Always steer, brake or accelerate your-
self, especially if Active Blind Spot Assist
wa rnsyo u or makes a course-cor recting
brake application. #
Always maintain a safe dis tance at the
sides. If a course-cor
recting brake application occurs,
th ere dwa rning lamp 0ashes in the outside mir ror
and a warning tone sounds. In addition, display
1 indicating the danger of a side collision
appears in the Instrument Displa y.
In rare cases, the system may make an inappro-
priate brake application. This brake application
may be inter rupted at any time if you steer slightly
in the opposite direction or accelerate.
Syst
Syst em limits em limits
No tethe system limitations of Active Blind Spot
Assist; you may otherwise not recognise the dan-
ge rs ( / page 213).
Either a course-cor recting brake application
appropriate tothe driving situation, or none at all,
may occur in thefo llowing situations:
R Vehicles or obs tacles, e.g. crash bar riers, are
located on bo thsides of your vehicle.
R Ave hicle approaches too closely on the side.
R You ha veadop ted a sporty driving style with
high cornering speeds.
R You brake or accelerate signi/cant ly. Driving and parking
215
215

R
A driving sa fety system inter venes, e.g. ESP ®
or Active Brake Assist.
R ESP ®
is deactivated.
R A loss of tyre pressure or a defective tyre is
de tected.
R You are driving with a trailer and the electrical
connection tothe trailer hitch has been cor-
re ctly es tablished.
A A ctiv ctiv ating/deactiv
ating/deactiv ating Blind Spo
ating Blind Spo t Assis
t Assist ort or
A
A ctiv
ctiv e Blind Spo
e Blind Spo t Assist
t Assist
Multimedia system:
4 © 5
Settings 5
Assistance #
Activate or deactivate Blind Spot Assist.
or #
Activate or deactivate Act. Blind Spot Assist .A
A
ctiv
ctiv e Lane K
e Lane K eeping Assist
eeping Assist F
F
unction of A
unction of A ctiv
ctive Lane K
e Lane K eeping Assist
eeping Assist
Ac tive Lane Keeping Assist monitors the area in
front of your vehicle bymeans of the multifunction
camera (/ page 185). It ser vesto protect you
against unintentionally leaving your lane. You will be
warned byvibration pulses in the steering
wheel and guided bya course-co rrecting brake
application back into your lane.
Ac tive Lane Keeping Assist is available in the
speed range between 60 km/h and 200 km/h.
Ac tive Lane Keeping Assist can neither reduce the
ri sk of an accident if youfa ilto adapt your driving
style nor override the la wsof ph ysics. It cannot
ta ke into account road, weather or tra1c condi-
tions. Active Lane Keeping Assist is only an aid.
Yo u are responsible for maintaining a safe dis-
ta nce totheve hicle in front, forve hicle speed, for
braking in good time and for st aying in lane.
The status of Active Lane Keeping Assist is dis-
pla yed in the on-board computer:
R Ã (gre en): Active Lane Keeping Assist is
active and operating.
R Ã (gre y): Active Lane Keeping Assist is
active but not operating.
R ·: Active Lane Keeping Assist is deactiva-
te d or there is a malfunction. If a lane-cor
recting brake application occurs, dis-
play 1appears in the Instrument Displa y.
The system does not app lythe brake if you acti-
va te the turn signal indicator.
V
V ehicles wit
ehicles wit h Dr
h Driving Assist
iving Assist ance P
ance Pack
ackag
age:
e: ifthe
system de tects an obs tacle, such as ano ther vehi-
cle in the adjacent lane, it will apply the brake
re ga rdless of the turn signal indicator.
Yo u are warned byvibrations in the steering wheel
in thefo llowing circumstances:
R Active Lane Keeping Assist de tects a lane
marking.
R A front wheel drives overth is lane marking. 216
216
Driving and parking

R
When driving with a trailer, the electrical con-
nection tothe trailer has been cor rectly es tab-
lished.
R If a loss of tyre pressure or a defective tyre is
de tected and displa yed.
If yo u deactivate theAc tive Lane Keeping Assist
wa rning and the lane markings cannot be clear ly
de tected, it is possible that no lane-cor recting
brake application take s place (/ page 218).
The system may be impaired or may not function
particular lyin thefo llowing situations:
R Ifth ere is poor visibility, e.g. due toinsu1cient
illumination of thero ad, highly variable shade
conditions, rain, sno w,fog or heavy spr ay.
R Ifth ere is glare, e.g. from oncoming tra1c, the
sun or re0ections.
R Ifth e windscreen in the area of the multifunc-
tion camera is dirty, or if the camera is misted
up, damaged or co vered.
R Ifth ere are no lane markings, or se veral
unclear lane markings are present for one
lane, e.g. around roadwor ks. R
Ifth e lane markings are worn, dark or co v-
ered.
R Ifth e distance totheve hicle in front is too
short and thus the lane markings cannot be
de tected.
R Ifth e lane markings change quickl y,e.g. lanes
branch o., cross one ano ther or mer ge.
R Ifth e car riag ewa y isvery nar row and winding.
R V Vehicles wit
ehicles wit h Dr
h Driving Assist
iving Assist ance P
ance Pack
ackag
age:
e: if
th era dar sensors in there ar bumper are dirty
or co vered in snow and an obstacle is de tec-
te d in your lane, no lane-cor recting brake
application take s place.
A
A ctiv
ctiv ating/deactiv
ating/deactiv ating A
ating Activ
ctive Lane K
e Lane K eeping
eeping
Assist
Assist
Multimedia system:
4 © 5
Settings 5
Quick access
5 Active Lane Keeping Assist #
Activate or deactivate the function. Se Se
tting A
tting A ctiv
ctive Lane K
e Lane K eeping Assist
eeping Assist
Multimedia system:
4 © 5
Settings 5
Assistance
5 Active Lane Keeping Assist
Se
Se tting t
tting t he sensitivity
he sensitivity
% The availability of this function is dependent
on the countr y. #
Select Standard, SensitiveorOff.
A
A ctiv
ctiv ating or deactiv
ating or deactiv ating t
ating the hap
he hap tic w
tic war
arning
ning #
Select Warning .
Ac tivate or deactivate the function. D
D
YN
YNAMIC BOD AMIC BOD Y C
Y CONTR
ONTR OL function
OL function DY
NAMIC BODY CONTROL continuous lyadjusts
th ech aracteristics of the suspension dampers to
th e cur rent ope rating and driving conditions.
The damping is tuned individually for each wheel
and is a.ected bythefo llowing factors:
R The road sur face conditions
R Vehicle load
R The drive prog ram selected 218
218
Driving and parking

R
R
aising t
aising t he v
he vehicle
ehicle #
Press but ton1.
Indica tor lamp 2lights up.
The vehicle is set tothe high le vel.
Yo ur selection is sa ved.
The vehicle is automatically lo wered again in the
fo llowing situations:
R When driving faster than 80 km/h. R
When driving between 60 km/h and 80 km/h
for appr oximately thre e minutes.
R ATer changing a drive prog ram using the
DY NAMIC SELECT switch.
The vehicle is adjusted tothe height of the last
active drive prog ram.
Low
Low er ering t
ing t he v
he vehicle
ehicle #
Press button 1.
Indicator lamp 2goes out. The vehicle is
adjusted tothe height of the active drive pro-
gr am.
Oper
Oper ation wit
ation wit h a tr
h a trailer or bicy
ailer or bicy cle r
cle rack
ack
If th e electrical connection tothe transport equip-
ment, such as a trailer or a bicycle rack , is es tab-
lished cor rectl y:
R Uptoappr oximately 30 km/h: the high le vel
can be selected rega rdless of the drive pro-
gr am.
R From appr ox. 30 km/h: theve hicle is adjusted
to normal le vel,re ga rdless of drive prog ram. R
R
e
ev
ver
er sing camera
sing camera F
F
unction of t
unction of t herev
he rever
ersing camera
sing camera
If yo u ha veactivated the function in the multime-
dia system (/ page 228),the image from the
re ve rsing camera is displa yed in the media display
when reve rsege ar is selected. Dynamic guide
lines show the path theve hicle will take with the
cur rent steering angle. This helps youto orient
yo urself and toavo id obstacles when reve rsing.
The reve rsing camera is only an aid. It is not a
substitute foryo ur attention tothe sur roundings.
The responsibility for safe manoeuvring and par k-
ing remains with you. Make sure that there are no
persons, animals or objects etc., in the manoeu-
vring area while manoeuvring and parking.
The guide lines in the media display show the dis-
ta nces toyour vehicle. The dis tances displa yed
only apply toroad le vel.
Depending on theve hicle equipment, you can
select from thefo llowing vie ws:
R Normal view
R Wide-angle view
R Trailer view Driving and parking
221 221

The area behind
theve hicle is displ ayed as a mir-
ro r image, as in the inside rearview mir ror.
V
V ehicles wit
ehicles wit hout P
hout Par
arking Assis
king Assist P t PARK
ARK TR
TRONIC
ONIC
The following camera vie wsare available in the
multimedia system: Normal view
1 Driven sur face depending on the cur rent
steering angle (dynamic)
2 Guide lines at a distance of app roximately
0.5 m, 1.0 m, 1.5 mand 3.0 m from there ar
area
3 Lane marking the course the tyres will take
with the cur rent steering angle (dynamic) 4
Bumper
5 Guide line at a distance of app roximately
0.3 m from there ar area Wi
de-angle view Tr
ailer view (vehicles with a trailer hitch)
1 Locating aid
2 Guide line at a dis tance of app roximately
0.3 m from the ball head of the trailer hitch
3 Ball head of the trailer hitch
V
V ehicles wit
ehicles wit h P
h Par
arking Assis
king Assist P t PARK
ARK TR
TRONIC
ONIC
The following camera vie wsare available in the
multimedia system: 222
222
Driving and parking

Normal view
1 Yellow warning displa y:obstacles at a dis-
ta nce between app roximately 0.7 mand
1.0 m
2 Orange warning displa y:obstacles at a dis-
ta nce between app roximately 0.4 mand
0.7 m
3 Guide lines at a dis tance of app roximately
0.5 m, 1.0 m, 1.5 mand 3.0 m from there ar
area
4 Yellow lanes marking the course the tyres will
ta ke with the cur rent steering angle (dynamic) 5
Driven sur face depending on the cur rent
steering angle (dynamic)
6 Guide line at a distance of app roximately
0.3 m from there ar area
The colour of warning display 1/2changes
dynamically and is based on the distance tothe
de tected obs tacle:
R Blue:
Blue: no obs tacles de tected at a dis tance less
th an 1.0 m
R Y
Yellow
ellow :
:obs tacles at a dis tance between
app roximately 0.7 m and 1.0 m
R Or
Orang
ang e:
e:obstacles at a dis tance between
app roximately 0.4 m and 0.7 m
R R
Red:
ed: obstacles at a very short dis tance of
app roximately 0.4 m or less
% V
Vehicles wit
ehicles wit h A
h Activ
ctiv e P
e Par
arking Assist
king Assist: :when
Ac tive Parking Assist is active, lane markings
4 are displa yed in green. Wi
de-angle view
1 Display of Parking Assist PARKTRONIC Tr
ailer view (vehicles with a trailer hitch)
1 Yellow guide line, locating aid Driving and parking
223
223

2
Red guide line at a distance of appr oximately
0.3 m from the ball head of the trailer hitch
3 Ball head of the trailer hitch
Syst
Syst em malfunction
em malfunction
If th ere ve rsing camera is not operational, the
System inoperative message appears in the
media displa y.
Syst
Syst em limits
em limits
The reve rsing camera will not function or will only
partially function in thefo llowing situations:
R The boot lid is open.
R The weather conditions are poor, e.g. heavy
ra in, sno w,fog, storm or spr ay.
R The light conditions are poo r,e.g. at night.
R Cameras, or vehicle components in which the
cameras are /tted, are damaged, dirty or co v-
ered. Obser vethe information on vehicle sen-
sors and cameras (/ page 185).
% Do not use there ve rsing camera in these
types of situations. You could otherwise injure
ot hers or collide with objects when parking
th eve hicle. %
The cont rast of the display may be impaired
by direct sunlight or by other light sources,
e.g. when driving out of a garage . In this case,
pay particular attention.
% Have the display repaired or replaced if, for
ex ample, pixel er rors considerably restrict its
use. 360° Came
ra
360° Camera F
F
unction of t
unction of t he 360° Camera
he 360° Camera
The 360° Camera is a system that consists of
fo ur cameras which co verth e immediate sur-
ro undings of theve hicle. The system assists you
when you are parking or at exits with reduced visi-
bility, forex ample.
The vie wsofthe 360° Camera are alw aysav aila-
ble when driving forw ards up toa speed of
appr ox. 16 km/h and when reve rsing.
The 360° Camera is only an aid and may show a
distor ted view of obstacles, show them incor rectly
or not show them at all. It is not a substitute for
yo ur attention tothe sur roundings. The responsi-
bility for safe manoeuvring and parking remains
with you. Make sure that there are no persons, animals or objects
etc., in the manoeuvring area
while manoeuvring and parking.
The system evaluates images from thefo llowing
cameras:
R Reversing camera
R Front camera
R Two side cameras in the outside mir rors
V View iew s of t
s of t he 360° Camera
he 360° Camera 1
Wide-angle vie w,front
2 Top view with image from the front camera
3 Top view with images from the side cameras
in the outside mir rors 224
224
Driving and parking

4
Wide-angle vie w,rear
5 Top view with image from there ve rsing cam-
era
6 Top view with trailer view (vehicles with a
trailer hitch)
F
F unction of t
unction of t he guide lines
he guide lines
Guide lines are also displa yed in the camera
images of theto p vie ws. These are based on the
cur rent steering angle and sh owthe distance to
objects and other vehicles. 1
Guide lines at a dis tance of app roximately
0.5 m, 1.0 m, 1.5 mand 3.0 m from there ar
area
2 Yellow lanes marking the course the tyres will
ta ke with the cur rent steering angle (dynamic)
3 Driven sur face depending on the cur rent
steering angle (dynamic)
4 Guide line at a distance of app roximately
0.3 m from there ar area
% When Active Parking Assist is active, paths
2 are displa yed in green.
The guide lines show the distances toyour
ve hicle. The dis tances app lyto road le vel. In trailer mode,
the guide lines are shown at
th e le vel of the trailer hitch.
In all vie ws,th ePa rking Assist PARKTRONIC warn-
ing display is also shown (/ page 228).
The colour of warning display changes dynami-
cally and is based on the distance tothe de tected
obs tacle:
R Blue:
Blue: no obs tacles de tected at a dis tance less
th an 1.0 m
R Y
Yellow
ellow :
:obs tacles at a dis tance between
approximately 0.7 m and 1.0 m
R Or
Or ang
ang e:
e:obstacles at a distance between
app roximately 0.4 m and 0.7 m
R R
Red:
ed: obstacles at a very short dis tance of
app roximately 0.4 m or less
% When Parking Assist PARKTRONIC is ope ra-
tional and no object is de tected, thewa rning
display is shown here in blue. Driving and parking
225
225

W
W
ide-angle view
ide-angle view , fr
, front
ont 1
Warning display of Parking Assist
PA RKTRONIC T
T
op vie
op vie w wit
w with imag
h imag e fr
e from t
om t he fr
he fr ont camera
ont camera 1
Warning display of Parking Assist
PA RKTRONIC (/ page 228, 239)
2 Your vehicle from abo ve
3 Lane indicating thero ute theve hicle will take
at the cur rent steering angle
T
T op vie
op vie w wit
w with imag
h imag es fr
es from t
om t he side camer
he side camer as in
as in
t
t he outside mirr
he outside mirr ors
ors
The front and rear sides of theve hicle can be
seen in this vie w. T
T
op vie
op vie w tr
w trailer vie
ailer vie w — no tr
w — no tr ailer connect
ailer connect ed
ed
If yo u select trailer view and no trailer is coupled
to theve hicle, thefo llowing display appears: 226
226
Driving and parking