If
th ere is no response to"Foot off the accelera‐
to r" recommendation 3,the segments will
re main white.
The event will be shown for a short time af ter it
has been passed.
If th eeve nt in volves a vehicle in front, the sym‐
bol will be shown in green as soon as there is a
re sponse to"Foot off the accelerator" prom pt
3 .
If th e sy stem does not inter vene du ring the
eve nt ahead, no thing will be displa yed. The sys‐
te m will be passive.
Sy stem limits
ECO Assist can function even more precisely if
th ero ute is adhered towhen route guidance is
active. The basic function is also available with‐
out active route guidance. Notall information
and traf fic situations can be fore seen. The qual‐
ity depends on theav ailable map data.
ECO Assist is on lyan aid. The driver is responsi‐
ble forke eping a safe dis tance from theve hicle
in front, forve hicle speed and for braking in
good time. You must be ready tobrake at all times ir
respective of whe ther the sy stem is
active.
The sy stem may be impaired or may not function
in thefo llowing situations:
R If visibility is poor, e.g. due toinsuf ficient illu‐
mination of thero ad, high lyvariable shade
conditions, rain, sno w,fog or heavy spr ay.
R Ifth ere is glare, e.g. from oncoming traf fic,
di re ct sunlight or reflections.
R Ifth ere is dirt on the windscreen in the area
of the multifunction camera or the camera is
mis ted up, damaged or obscured.
R Ifro ad signs are hard todetect, e.g. due to
dirt, snow or insuf ficient lighting, or because
th ey are obscured.
R Ifth e information on the navigation sy stem's
digital map is incor rect or out of da te.
R If signs are ambiguous, e.g. road signs in
ro adwor ksor in adjacent lanes. Fu
nction of the haptic accelerator pedal In drive prog
rams ; andÍ, the haptic
accelera tor pedal features an additional point of
re sis tance tohelp you drive as ef ficiently as pos‐
sible. DY
NA MIC SELECT switch Fu
nction of theDY NA MIC SELECT switch %
The availability of theÍ drive program is
count ry-dependent.
% The availability of the; drive program is
equipment-dependent.
Use theDY NA MIC SELECT switch tochange
between thefo llowing drive prog rams:
(/ page 160).
Depending on the drive prog ram selected, the
fo llowing vehicle characteristics will change:
R drive
R suspension
R steering
R ESP ® Driving and parking
157
re
cei vea notification in the multimedia sy stem
when you swit chon the ignition.
Yo u will recei veinformation about thefo llowing
points:
R The area of theve hicle that may ha vebeen
damaged.
R The forc e of the impact.
The following situations can lead toinadver tent
acti vation:
R The pa rked vehicle is mo ved, e.g. in a two-
st or ey garage.
% Deactivate tow- aw ay protection in order to
pr eve nt inadver tent acti vation. If you deacti‐
va te tow- aw ay protection, collision de tection
will also be deactivated.
Sy stem limits
De tection may be restricted in thefo llowing sit‐
uations:
R theve hicle is damaged without impact, e.g. if
an outside mir ror is torn off or the paint is
damaged byakey
R an impact occurs at low speed R
the electric parking brake is not applied Driving and driving saf
ety sy stems Driving sy
stems and your responsibility Yo
ur vehicle is equipped with driving sy stems
which assist you in driving, parking and manoeu‐
vring theve hicle. The driving sy stems are only
aids. They are not a substitute foryo ur attention
to the sur roundings and do not relie ve you of
yo ur responsibility per taining toroad traf fic la w.
The driver is alw aysre sponsible for maintaining
a safe dis tance totheve hicle in front, forve hicle
speed, for braking in good time and forst ay ing
in lane. Pay attention tothe traf fic conditions at
all times and inter vene when necessa ry. Be
aw are of the limitations rega rding the safe use of
th ese sy stems.
Driving sy stems can neither reduce therisk of
accident if youfa ilto adapt your driving style nor
ov erride the la wsof ph ysics. They cannot alw ays
ta ke into account road, weather or traf fic condi‐
tions. In
fo rm ation on vehicle sensors and cameras Some driving and driving saf
ety sy stems use
cameras as well as radar or ultrasonic sensors
to monitor the area in front of, behind or next to
th eve hicle. Driving and parking
187
R
Hill Start Assist (/ page194)
R Adaptive Brake Lights (/ page194)
R ATTENTION ASSIST (/ page195)
R Cruise control (/ page 196)
R Limi ter (/ page197)
R Traf fic Sign Assi st (/ page 215)
R Speed Limit Assist (countr y-dependent)
(/ page 214)
Driving Assistance package
The following functions are part of the Driving
Assis tance Package. Cer tain functions are only
av ailable in some countries. Some functions are
also available without the Driving Assis tance
Pa ckage, albeit with restricted functionality.
R Active Dis tance Assi stDISTRONIC
(/ page 199)
R Active Speed Limit Assi st(countr y-depend‐
ent) (/ page 204)
R Route-based speed adap tation (countr y-
dependent) (/ page 204)
R Active Brake Assi st (/ page 209) R
Active Steering Assist (count ry-dependent)
(/ page 206)
R Active Emergency Stop Assist (countr y-
dependent) (/ page 208)
R Blind Spot Assist and Active Blind Spot Assi st
with exitwa rning (/ page218)
R Active Lane Keeping Assist (/ page 220)
Park ingPackage
R Reversing camera (/ page 223)
R 360° Camera (/ page 226)
R Parking Assist PARKTRONIC (/ page 229)
R Active Parking Assist (/ page 233) Fu
nction of ABS (Anti-lock Braking Sy stem) ABS
regulates the brake pressure in critical driv‐
ing situations:
R During braking, e.g. at full brake application
or insuf ficient tyre traction, the wheels are
pr ev ented from locking.
R Vehicle steerability while braking is ensured. If ABS inter
venes when braking, you will feel a
pulsing in the brake pedal. The pulsating brake
pedal can be an indication of hazardous road
conditions and can ser veas a reminder totake
ex tra care while driving.
Sy stem limits
R ABS is active from speeds of appr ox.
8 km/h.
R ABS may be impai red or may not function if a
malfunction has occur red and theye l‐
low ! ABSwarning lamp lights up contin‐
uously in the instrument clus ter af terthe
drive sy stem is star ted. Fu
nction of BAS &
WARNING Risk of an accident caused by
a malfunction in BAS (Brake Assi stSys‐
te m)
If BA S is malfunctioning, the braking dis tance
in an eme rgency braking situation is
increased. Driving and parking
18 9
ESP
®
is deacti vated if theå ESP®
OFF warn‐
ing lamp lights up continuously in the instrument
clus ter:
R Driving stability will no lon ger be impr oved.
R Vehicles with trailer hitch: stabilisation of
th eve hicle/trailer combination is no longer
active.
R Crosswind Assist is no longer active.
R The drive wheels could spin.
R ETS/4ETS traction control is still active.
% When ESP ®
is deactivated, you are still assis‐
te dby ESP ®
when braking.
If th e÷ ESP®
wa rning lamp flashes in the
instrument clus ter,one or se veral wheels has
re ached its grip limit:
R Adapt your driving style to suit the cur rent
ro ad and weather conditions.
R Do not deactivate ESP ®
.
R Onlydepress the accelera tor pedal as far as
is necessary when pulling away. Deactivate ESP
®
in thefo llowing situations to
impr ove traction:
R When using snow chains.
R In deep sn ow.
R On sand or gr avel.
% Spinning the wheels results in a cutting
action, which enhances traction.
If th e÷ ESP®
wa rning lamp lights up continu‐
ousl y,ESP ®
is not available due toa malfunction.
Obse rveth efo llowing information:
R Indicator and warning lamps (/ page 404)
R Display messages (/ page 355)
ETS/4ETS (Electronic Traction Sy stem)
ETS/4E TStraction control is pa rtof ESP ®
and
makes it possible topull away and accelerate on
a slippe rycar riag ewa y.
ETS/4ETS can impr ovetheve hicle's traction by
inter vening in thefo llowing ways:
R The drive wheels are braked individually if
they spin. R
More drive torque is transferred tothe wheel
or wheels with traction.
Influence of drive prog rams on ESP ®
The drive programs enable ESP ®
to adapt todif‐
fe re nt we ather and road conditions as well as
th e driver's prefer red driving style. Depending on
th e selected drive prog ram, the appropriate
ESP ®
mode will be activated. You can select the
drive programs using theDY NA MIC SELECT
switch (/ page160). Fu
nction of ESP ®
Crosswind Assist ESP
®
Crosswind Assist de tects sudden gu sts of
side wind and helps the driver tokeep theve hi‐
cle in the lane:
R ESP ®
Crosswind Assist is active at vehicle
speeds abo veappr ox. 80 km/h when driving
st ra ight ahead or cornering slightly.
R The vehicle is stabilised bymeans of individ‐
ual brake application on one side. Driving and parking
191
tion
tothis rest area. This function can be activa‐
te d and deactivated in the multimedia sy stem.
If AT TENTION ASSIST is deactivated, theÛ
symbol appears in the assis tance graphic in the
Instrument Display when the drive sy stem is
st ar ted. ATTENTION ASSIST is activated auto‐
matically when the drive sy stem is re-sta rted.
The last selected sensitivity le velre mains stored.
Sy stem limits
AT TENTION ASSIST is active in the 60 km/h to
200 km/h speed range.
Pa rticular lyin thefo llowing situations, ATTEN‐
TION ASSIST only functions in a restricted man‐
ner and warnings may be dela yed or not occur:
R Ifyo u ha vebeen driving for less than appr ox‐
imately 30 minutes.
R Ifth ero ad condition is poor (une venro ad
sur face or po tholes).
R Ifth ere is a strong side wind.
R Ifyo u adopt a sporty driving style (high cor‐
nering speeds or high rates of acceleration).
R IfAc tive Steering Assist is activated and
active . R
Ifth e time has been set incor rectl y.
R Ifyo uch ange lanes and vary your speed fre‐
qu ently In active driving situations.
The ATTENTION ASSIST dr owsiness or alertness
assessment is reset and restar ted when continu‐
ing the journey in thefo llowing situations:
R Ifyo u swit choff the drive sy stem.
R Ifyo u unfas tenyo ur seat belt and open the
driver's door (e.g. tochange drivers or take a
break).
Setting ATTENTION ASSI ST
Multimedia sy stem:
4 © 5
Settings 5
Assistance
5 Attention Assist
Setting options #
Select Standard, SensitiveorOff.
Suggesting a rest area #
Select Suggest rest area . #
Activate or deacti vate the function.
If AT TENTION ASSIST de tects fatigue or
increasing la ckof attention, it suggests a
re st area in the vicinit y. #
Select the sugges tedre st area.
Yo u are guided tothe selected rest area. Cruise cont
rol 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 accelerator pedal af terove rtaking,
cruise control will resume speed regulation back
to thestored speed.
Yo u can store any speed abo ve20 km/h up to
th e maximum design speed, up tothe speed rec‐
ommended byactive range moni toring or up to
th e set winter tyre limit. The speed recommen‐
ded byactive range moni toring can be overrid‐
den bythe driver. 19 6
Driving and pa rking
front are de
tected, the set dis tance is main‐
ta ined, if necessar y,until theve hicle comes to a
halt. The vehicle accelerates or brakes depend‐
ing on the dis tance totheve hicle in front and
th e set speed. The speed (from 20 km/h) and
th e dis tance totheve hicle in front are set and
sa ve d on thesteering wheel.
The adjus table set speed can vary due tothefo l‐
lowing factors:
R Drive program selected (/ page 157)
R Stored speed limit (e.g. winter tyre limit)
(/ page 199)
R The maximum speed recommended byactive
ra nge moni toring (depending on equipment
and drive program)
Other features of Active Dis tance Assi st
DISTRONIC:
R Adjusts the driving style depending on the
selected drive program (energy-saving, com‐
fo rtable or dynamic) (/ page157)
R Initiates ac celerationtothestored speed if
th e turn signal indicator is switched on to
ch ange totheove rtaking lane R
Vehicles with Driving Assistance Pack‐
age:
- Reacts tostationary vehicles de tected in
urban speed ranges (e xcept bicycles and
mo torcyc les)
- Take s one-sided overtaking restrictions
into account on mo torw ays or on multi-
lane roads with separate car riag ewa ys
(countr y-dependent)
Ve hicles with Driving Assistance Package
and Parking Package: ifth eve hicle has been
braked toast andstill on multi-lane, separate
car riag ew aysby Active Dis tance Assi st
DISTRONIC, it can au tomatically follow theve hi‐
cle in front when driving off again within 30 sec‐
onds. If a critical situation is de tected when driv‐
ing off, a visual and acoustic warning is given
indicating that the driver must now take control
of theve hicle. The vehicle is not accelerated any
fur ther. Ac
tive Di stance Assist DISTRO NIC displaysin
th e instrument clus ter Assi
stant display
1 Route-based speed adap tation: type of route
eve nt (/ page 204)
2 Vehicle in front
3 Distance indica tor
4 Set specified di stance
Pe rm anent status display of Active Di stance
Assist DIST RONIC
R k (white):Ac tive Dis tance Assi st
DISTRONIC selected, speci fied dis tance set 200
Driving and pa rking
#
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 possible
deceleration. If this decele ration is not su ffi‐
cient, Active Dis tance Assi stDISTRONIC
alerts you with a visual and acoustic warning. #
Adjust your speed and main tain a suita‐
ble dis tance from theve hicle in front. #
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. Operating
Active Di stance Assist DIST RONIC
Re quirements:
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. 202
Driving and parking
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. Multimedia sy
stem:
4 © 5
Settings 5
Assistance
5 Route-based speed adapt. #
Activate or deacti vate the function.
When the function is active, theve hicle
speed is adjus ted depending on thero ute
eve nts ahead.
% Further information on thero ute-based
speed adap tation (/ page 204). Ac
tive Steering Assist Fu
nction of Active Steering Assist
The sy stem helps youto stay inthe cent reofthe
lane bymeans of moderate steering inter ven‐
tions. Depending on the speed driven, Active
St eering Assist uses theve hicles ahead and lane
markings as a refere nce.
% Depending on the count ry, in the lo wer
speed range Active Steering Assist can use
th e sur rounding traf fic as a refere nce. If nec‐
essar y,Ac tive Steering Assist can then also
pr ov ide assis tance when driving outside thecentre of
the lane, forex ample, toform a
re scue lane.
If th e de tection of lane markings and vehicles
ahead is impaired, Active Steering Assist
switches topassive mode. The sy stem pr ovides
no support in this case.
St atus display of Active Steering Assist in
th e multifunction display
R Ø (gre y): activated and passive
R Ø (gre en): activated and active
R Ø (red): sy stem limits de tected
R Ø (white, red hands): "hands on thesteer‐
ing wheel" prom pt
% During the transition from active topassive
st atus, theØ symbol is shown as
enlar ged and flashing. Once the sy stem is
passive, theØ symbol is shown as gr eyin
th e multifunction displa y.
% Depending on the selected vehicle settings,
Ac tive Steering Assist may be una vailable. 206
Driving and parking