R
Activation byan abrupt steering mo vement
during a swerving manoeuvre.
R Assis tance du ring swerving and stra ightening
of theve hicle.
R Reaction from a speed of appr oximately
20 km/h up toa speed of appr oximately
70 km/h.
Yo u can pr eventthe assis tance at any time by
actively steering.
Cornering function (only vehicles with Driv‐
ing Assistance Package)
If a danger of collision from an oncoming vehicle
is de tected when turning across an oncoming
lane, au tonomous braking can be initia ted at
speeds below 15km/h be fore you ha veleft the
lane in which you are driving. &
WARNING Risk of an accident despi te
Evasive Steering Assist
Evasive Steering Assist cann otalw ays clearly
identify objects and complex traf fic situa‐
tions. In addition,
thesteering support of Evasive
St eering Assist is general lynot su fficient to
avo id a collision.
In such cases Evasive Steering Assist can:
R give an unnecessary warning or pr ovide
assis tance
R not gi veawa rning or not pr ovide assis‐
ta nce #
Alw ays pay careful attention tothe traf‐
fi c situation; do not rely on Ev asive
St eering Assist alone. #
Beready tobrake and take evasive
action, if necessar y. #
Preve ntthe assis tance byactively
st eering in non-critical driving situa‐
tions. #
Drive at an appropriate speed if pedes‐
trians are close tothe path of your vehi‐
cle. Sy
stem limits
Fu ll sy stem per form ance is not available for a
fe w seconds af ter switching on the ignition or
af te r driving off.
The sy stem may be impaired or may not function
in thefo llowing situations:
R In sno w,rain, fog, heavy spr ay, if there is
gl are, in direct sunlight or in greatlyvarying
light conditions.
R Ifth e sensors are dirty, mis ted up, damaged
or co vered.
R Ifth e sensors are impaired due tointer fer‐
ence from other radar sources, e.g. strong
ra dar reflections in multi-s torey car par ks.
R If a loss of tyre pressure or a defective tyre
has been de tected and displ ayed.
R If DSR is activated.
R In complex tra ffic situations where objects
cannot alw ays be clear lyidentified.
R If pedestrians or vehicles mo vequickly into
th e sensor de tection range.
R If pede strians are hidden by other objects. 236
Driving and parking
R
Ifth e typical outline of a pedestrian cann ot
be distinguished from the bac kground.
R If a pedestrian is not de tected as su ch, e.g.
due tospecial clo thing or other objects.
R On bends with a tight radius.
% The Active Brake Assi stsensors adjust auto‐
matically while a cer tain dis tance is being
driven af terth eve hicle has been delivered.
Ac tive Brake Assi stis una vailable or only
partially available during this teach-in period. Setting
Active Brake Assi st Re
quirements:
R The ignition is switched on.
Multimedia sy stem:
4 © 5
Settings 5
Assistance
5 Active Brake Assist
The following settings are available:
R Early
R Medium
R Late #
Select a setting.
The setting is retained when the engine is
next star ted.
Deactivating Active Brake Assi st
% It is recommended that you alw ays lea ve
Ac tive Brake Assi stactivated. #
Select Off.
The dis tance warning function, the autono‐
mous braking function and the Evasive Steer‐
ing Assist are deactivated.
When theve hicle is next star ted, the middle
setting is automatically selected.
% IfAc tive Brake Assi stis deactivated, the
æ symbol appears inthest atus bar of the
multifunction displa y. Fu
nction of Adaptive Brake Lights Ad
aptive Brake Lights warnfollowing traf fic in an
emergency braking situation wi th thefo llowing
actions:
R Byflashing the brake lamps
R By activating the hazard warning lights If
th eve hicle is braked sharply from speeds
abo ve50 km/h, the brake lamps flash rapidl y.
This pr ovides traf fic tr avelling behind you with an
ev en more noticeable warning.
If th eve hicle is tr avelling at speeds of more than
70 km/h at the beginning of the brake applica‐
tion, the hazard warning lights switch on once
th eve hicle is stationar y.When you pull away
again, the hazard warning lights will switch off
automatically at appr oximately 10km/h. Yo u
can also switch off the hazard warning lights
using the hazard warning button. Cruise control and limiter
Fu
nction of cruise control
Cruise cont rolre gulates the speed totheva lue
selec tedby the driver.
If yo u accelerate toove rtake, forex ample, the
st ored speed is not dele ted. If youre mo veyour
fo ot from the accelera tor pedal af terov ertaking,
cruise control will resume speed regulation back
to thestored speed.
Cruise contro l is operated using the cor respond‐
ing steering wheel buttons. You can store any Driving and parking
237
R
The windscreen in the area of the camera is
dirty, mis ted up, damaged or co vered.
R Ifth era dar sensors are dirty or co vered.
R In multi- stor ey car pa rks or on roads with
st eep uphill or downhill gradients.
R Ifth ere are nar rowvehicles in front, such as
bicycles or mo torcyc les.
In addition, on slippery roads, braking or accel‐
erating can cause one or se veral wheels tolose
traction and theve hicle could then skid.
Do not use Active Dis tance Assi stDISTRONIC in
th ese situations. &
WARNING Risk of accident from acceler‐
ation or braking byActive Dis tance
Assi stDISTRONIC
Ac tive Dis tance Assi stDISTRONIC may accel‐
erate or brake in thefo llowing cases, for
ex ample:
R Ifth eve hicle pulls away using Active Dis‐
ta nce Assi stDISTRONIC. R
Ifth estored speed is called up and is
considerably faster or slo werth an the
cur rently driven speed.
R IfAc tive Dis tance Assi stDISTRONIC no
longer de tects a vehicle in front or does
not react toreleva nt objects. #
Alw ays carefully obser vethe traf fic con‐
ditions and be ready tobrake at all
times. #
Take into account the tra ffic situation
before calling up thestored speed. &
WARNING Risk of accident due toinsuf‐
fi cient decele ration byActive Dis tance
Assi stDISTRONIC
Ac tive Dis tance Assi stDISTRONIC brakes
yo ur vehicle with up to50 % of the maximum
possible deceleration. If this decele ration is
not su fficient, Active Dis tance Assi st
DISTRONIC alerts you with a visual and
acoustic warning. #
Inthese cases, adjust your speed and
ke ep a suf ficient di stance. #
Brake theve hicle yourself and/or take
ev asive action. &
WARNING Risk of accident if de tection
function of Active Dis tance Assi st
DISTRONIC is impaired
Ac tive Dis tance Assi stDISTRONIC does not
re act or has a limited reaction:
R when driving on a dif fere nt lane or when
ch anging lanes
R topedestrians, animals, bicycles or sta‐
tionary vehicles, or unexpected obs tacles
R tocompl extraf fic conditions
R tooncoming vehicles and crossing traf fic
As a result, Active Dis tance Assi st
DISTRONIC may nei ther give warnings nor
inter vene in su chsituations. #
Alw ays obser vethe tra ffic conditions
carefully and react accordin gly. 244
Driving and pa rking
Operating
Active Di stance Assist DIST RONIC
Re quirements:
R The vehicle has been star ted.
R The elect ric pa rking brake is released.
R ESP ®
is activated and is not inter vening.
R The transmission is in position h.
R The driver's door is closed.
R Check of thera dar sensor sy stem has been
successfully comple ted.
R Parking Assist PARKTRONIC is not being
used topark theve hicle or toexit from a
parking space.
R DSR is deactivated.
R The vehicle does not skid. Switching between
Active Di stance Assist
DIST RONIC and the limiter #
Press button 1.
Ac tivating the variable limi ter or Active Dis‐
tance Assi stDISTRONIC #
Toactivate with out astored speed: press
rock er switch 3up (SET+) or down (SET-),
or press rocker switch 4up (RES). Remo ve yo
ur foot from the accelerator pedal (Active
Dis tance Assi stDISTRONIC).
The cur rent driven speed is stored and main‐
ta ined (Active Dis tance Assi stDISTRONIC) or
limited (variable limiter) bytheve hicle.
or #
Toactivate with ast ored speed: press
rock er switch 4up (RES). Remo veyour foot
from the accelerator pedal (Active Dis tance
Assi stDISTRONIC).
% By pressing rocker switch 4up again, the
speed limitation shown in the instrument
clus ter will be adopte dby Active Dis tance
Assi stDISTRONIC or variable limiter.
Ac cepting the displa yed speed restriction
when Distance Assist DISTRONIC or the lim‐
iter is activated #
Press rocker switch 4up (RES).
The speed limit displa yed in the instrument
clus ter is adopte d asthestored speed. The
ve hicle adapts its speed tothat of theve hicle
in front, but only up tothestored speed. Driving and parking
245
indicator but a lane
change is not immediately
possible, a gr eyarrow 1appears next tothe
st eering wheel symbol, which remains green.
When the lane change assis tance starts, the turn
signal indicator is automatically activated along
with the display in the multifunction displa y.
If th e assis tance graphic is shown when chang‐
ing lanes, the lane change display appears with
an additional ar rowpointing towa rdsth e adja‐
cent lane (/ page 253).
If a lane change is not possible, the ar row fades
out af ter a few seconds and a new lane change
must be initiated. An immediate lane change is
on lypossible on mo torw ay sections without
speed limits.
If th e sy stem is impaired, Active Lane Change
Assi stmay be cancelled. If it is cancelled, the
Lane change cancelled message appears inthe
multifunction display and a warning tone sounds. &
WARNING Risk of accident from chang‐
ing lane toan occupied adjacent lane
Lane Chan geAssi stcannot al ways detect
clearly if the adjacent lane is free. The lane
change might be initiated although
th e adjacent lane is not free. #
Before changing lanes, make sure that
th e neighbouring lane is free and there
is no danger to otherroad users. #
Monitor the lane change. &
WARNING Risk of accident if Lane
Change Assi stunexpectedly stops func‐
tioning
If th e sy stem limitations for Lane Change
Assist ha vebeen reached, there is no guar‐
antee that the sy stem will remain active.
Lane Change Assist cannot then assist you
by applying steering torques. #
Alw ays monitor the lane change and
ke ep your hands on thesteering wheel.
Obser vethe tra ffic conditions and steer
and/or brake if necessar y. Sy
stem limits
The sy stem limitations of Active Steering Assist
apply toActive Lane Change Assi st
( / page 249).
The sy stem may also be impaired or may not
function in thefo llowing situations:
R The sensors in there ar bumper are dirty,
damaged or co veredby ast icke r or ice and
sno w,forex ample.
R The exterior lighting is malfunctioning.
% The Active Lane Change Assi stsensors
adjust automatically while a cer tain dis tance
is being driven af terth eve hicle has been
delivered. Active Lane Change Assi stis
una vailable or only partially available during
th is teach-in process, no ar row appears next
to theØ Active Steering Assist symbol
when the turn signal indicator is activated. 252
Driving and parking
Pa
rking Assist PARKTRONIC Fu
nction of Parking Assist PARKTRONIC Pa
rking Assist PARKTRONIC is an electronic
parking assi stance sy stem with ultrasound. It
monitors the area around your vehicle using mul‐
tiple sensors 1onthe front bumper and on the
re ar bumper. Parking Assist PARKTRONIC sho ws
yo uth e dis tance between your vehicle and a
de tected obs tacle visually and audibly.
Pa rking Assist PARKTRONIC is on lyan aid. It is
not a substitute foryo ur attention tothe sur‐
ro undings. The responsibility for safe manoeu‐
vring and parking remains with you. Make sure
th at there are no persons, animals or objects in th
e manoeuvring area while manoeuvring and
parking in/exiting parking spaces.
In thest andard setting, an intermit tent wa rning
to ne sounds from a di stance of appr oximately
0.3 m toan obs tacle in front and appr oximately
1. 0 m toan obs tacle behind. A continuous warn‐
ing tone sounds from a di stance of appr ox‐
imately 0.2 m. Using theWarn early all-round
setting in the multimedia sy stem, thewa rning
to nes for front and side impact pr otection can
be set tosound at a greater dis tance of appr ox‐
imately 1.0 m in front and 0.6 m on the sides
(/ page 263).
% The Warn early all-round setting is always
active in there ar of theve hicle.
If Pa rking Assist PARKTRONIC is deacti vated,
Ac tive Parking Assist is una vailable. Pa
rking Assist PARKTRONIC displ ayinthe
mu ltimedia sy stem Ve
hicles with Active Parking Assist without a
360° Camera 258
Driving and parking
Ve
hicles with Active Parking Assist and a 360°
Camera
If Ac tive Parking Assist is deactivated and an
obs tacle is de tected in the path of theve hicle, a
pop-up window forPa rking Assist PARKTRONIC
1 appears in the multimedia sy stem at speeds
below 10km/h.
The colour of the individual segments of the
wa rning display is based on the dis tance tothe
de tected obs tacle:
R Yellow segments: obstacles at a di stance
between appr ox. 0.6 m and 1.0 m R
Orange segments: obstacles at a di stance
between appr ox. 0.3 m and 0.6 m
R Red segments: obstacles at a very short
dis tance of appr ox. 0.3 m or less
Dis play of Active Parking Assist PARKTRONIC
in the head-up displ ay Optionally, obs
tacles de tected byActive Parking
Assist PARKTRONIC from a dis tance of appr ox‐
imately 1.0 m in front 2and 0.6 m on the sides
3 can also be displa yed in the head-up displa y.Sy
stem limits
Pa rking Assist PARKTRONIC does not necessa‐
ri ly take into account thefo llowing obs tacles:
R Obs tacles bel ow the detection range, e.g.
pe rsons, animals or objects.
R Obs tacles ab oveth e de tection range, e.g.
ove rhanging loads, overhangs or loading
ra mp s of lor ries.
The sensors must be free of dirt, ice and slush.
Otherwise, they may not function cor rectly.
Clean the sensors regularly, especially af ter driv‐
ing off-road, taking care not toscratch or dam‐
age them.
Ve hicles with trailer hitch: Parking Assist
PA RKTRONIC is deacti vatedfo rth ere ar zone
when you es tablish an elect rical connection
between your vehicle and a trailer. Driving and parking
259
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. #
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 497).
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
261