&WARNING Risk of an accident despite
Evasiv eSteering Assist
Evasiv eSteering Assis tcannot alwaysc learly
identify objects and comple xtraffic situa‐
tions.
In addition,t hesteering suppor tofEvasive
St eering Assis tisgenerallyn otsuff icien tto
avo idac ollision.
In suc hcases Evasiv eSteering Assis tcan:
Rgiv eanu nnecessar ywarning or pr ovide
assis tance
Rno tg iveaw arning or no tprovide assis‐
ta nce
#Alw aysp aycareful attention tothet raf‐
fi cs ituation; do no trely on Evasive
St eering Assis talone.
#Be ready tobrak eand take evasive
action if necessar y.
#Preve ntthea ssis tance byactivel ysteer‐
ing in non-critical driving situations.
#Driv eatana ppropriat espeed if pedes‐
trians ar eclose tothep athofy ourvehi‐
cle.
Also obser vethes ystemb order sofE vasive
St eering Assist.
Sy stem borders
Ac tiveB rake Assi stma ybei mpaire dorm aynot
function in thef ollowing situations:
RIn sno w,rain, fog, heavy spr ay,ift hereis
gl are, in direct sunlight or in greatly varying
ambientl ight.
RIfth es ensor saredirty ,fogged up, damaged
or co vered.
RIfth es ensor smalfunction due to otherradar
source inter fere nce, fore xamp lestro ngradar
re flections in parking garage s.
RIfal oss of tir epressur eorad efectivetire
has been de tected and displ ayed.
The sy stem ma ynotreact cor rectly:
RIn complex traffics tations wher eobjects
canno talway sbec learly identified.
RTopedestrians or vehicles if they mo ve
qu ickl yintot he sensor de tection range.
RTo pedestrians who ar ehidden by other
objects.
RIf th et ypical outline of apedestrian cannot
be distinguished from theb ackg round.
RIfap edestrian isno trecognized as such, e.g.
due tospecial clo thing or other objects.
RIn ne wvehicles or af teras ervice has been
car ried out on ActiveB rake Assi st.
ROn bends wit hatightradius.
Setting Activ eB rake Assi st
Multimedia sy stem:,Vehicle.k Assistance.Active
BrakeA ssist
Ve hicles without DrivingA ssistancePack‐
age: The settings can be made af ters tartin gt he
ve hicle.
Ve hicles with Drivin gAssistanc ePacka ge:
The settings can be made whe nthe ignition is
switched on.
15 6
Driving and pa rking
%It is recommended that youa lway sl ea ve
Ac tiveB rake Assi stswitched on.
The moment of warning or inter ventio ncan be
adjus tedasf ollows:
#Select Active Brake Assist Warning/Brake
Application: Early:y our selection isretained
when thev ehicle is next star ted.
#Select Active BrakeA ssist Warning/Brake
Application: Medium :your selection is
re tained when thev ehicle is next star ted.
#Select Active BrakeA ssist Warning/Brake
Application: Late:y our selection isretained
when thev ehicle is next star ted.
#Select Active BrakeA ssist Warning/Brake
Application: Off:
Ve hicles without Drivin gAssistanc ePack‐
age: The dis tance warning function and the
autonomous brakin gfunction ar edeactiva‐
te d. When thev ehicle is next star ted, the
middles etting is auto matically selected.
Ve hicles with DrivingA ssistancePack‐
age: The dis tance warning function and the
autonomous brakin gfunction ar edeactiva‐
ted. Evasiv eSteering Assis tisunavailable.
When thei gnition is next star ted, them iddle
setting is selected automaticall yand Evasive
St eering Assis tisavailable.
% When ActiveB rake Assi stis deactivated, the
æ symbol appears inthea ssis tance
graphicint he multifunction displa y.
Speed control cruise control
Function of cruise control
Cruise cont rola ccelerates and brakes thev ehi‐
cle automaticall yinorder tomaintain aprevi‐
ously stored speed.
If yo ua ccelerat etoovertake, fore xamp le,the
st ored speed is no tdele ted. If your emo veyour
fo ot from thea ccelerator pedal af tero vertaking,
cruise control will resume speed regulation back
to thes tore ds peed.
Yo uc an operat ecruise cont rolw itht he cruise
control le ver.
If yo uf ail toadap tyour driving style, cruise con‐
trol can neither reduce ther isk of an accident
nor override thel aws of ph ysics. It canno ttake int
oa ccount road, weather or traf ficc onditions.
Cruise control is only an aid. Youa re re sponsible
fo rt he dis tance tothev ehicle in front, forv ehi‐
cle speed, forb raking in good time and fors tay‐
ing in your lane.
Sy stem limitations
Cruise control ma ybeunable tomaintain the
st ored speed on uphill gradients. The stored
speed is resumed when theg radient evens out.
Do no tuse cruise control in thef ollowing situa‐
tions:
RIn traf fics ituations whi chrequ iref requ ent
ch anges of speed, e.g .inheavy traf fic, on
winding roads.
ROn slippery roads. Accelerating can cause
th ed rive wheels tolose traction and the
ve hicle could then skid.
RWhen visibility is poor.
Driving and parking 15
7
Operating cruise control
&WARNING Risk of accident duet o
unkno wnstored speed
If yo uc all up thes tore ds peed and this is
lo we rthan your cur rent speed ,the vehicle
decelerates.
If yo udon otknow thes tore ds peed, the
ve hicle could decelerat eunexpectedl y.
#Take intoa ccount thet raffic situation
befor ecallingupt hestored speed.
#If th es tore ds peed is no tknown, store
th ed esired speed again.
Chang eintoal owergear in good time on long
and steep downhill gradients. This is especially
impor tant if thev ehicle is laden. By doing so,
yo uw illmak euse of theb raking ef fect of the
engine. This relie vest he load on theb rake sys‐
te ma nd pr events theb rake sf romo verheating
and wearing tooq uickl y.
Prerequisites
RCruise contro lisselecte d.
RESP®mustbes witched on, but no tinter ven‐
ing.
RThe driving speed must be at least15m ph
(20 km/h).
#To stor ec urrent speed ;(once af ters tart‐
ing thev ehicle).
or
#To cal lups tore ds peed ;.
#Todeactivat ecruise control :.
#Pressthel eve rbrief ly:s tore ds peed is
increased =orreduced ?by1m ph
(1 km/h).
or
#Press and hold thel eve r:stored speed is
increased =orreduced ?in1m ph
(1 km/h) increments.
15 8
Driving and pa rking
or
#Pressthel eve rbeyo ndthep ressur epoint:
st ored speed is increased =orreduced ?
by 10 mph(10 km/h).
or
#Press and hold le verb eyo ndthep ressure
point :store ds peed is increased =or
re duced ?in10 mph(10 km/h) incre‐
ments.
If cruise control has beend eactivated,thec ur‐
re nt driven speed is adop tedw ith= or?.
% Ifyo ub rake ,d eactivat eESP orifES Pinter‐
ve nes, cruise control is deacti vated.
% When yous wit ch offt he vehicle, thel ast
speed stored is cleared.
Setting thes peed limit forw inte rt ires
Multimedia sy stem:
,Vehicle.î Vehicle
Settings.Winter Tires Limit
#Select thes peed or deactivat ethe function.
Distance Pilo tDISTRONIC
Function of Distance Pilo tDISTRONIC
Dis tance Pilo tDISTRONIC:
RMaintains thes etspeed and accelerates or
decelerates thev ehicle if thed ista nce from
th ev ehicle in front permits.
RAssists youinm aintainin gthe dis tance from
th ev ehicle in front and can bring your vehi‐
cle toas tandstil lifnecessar y.
RBrakesyour vehicle wit hupto50%oft he
maximum possible braking po wer.If greater
decelera tionp erform ance is requ ired, avis‐
ual and acoustic warning is given and you
mus tthen inter vene yourself.
RVe hicles with DrivingA ssistancePack‐
age, Parking Pilo tand COMAND: When
driving in stop-s tart traf fic, thed rive riss up‐
por tedbyane xtended, au tomatic restar tin
traf ficj ams.
RVe hicles with DrivingA ssistancePack‐
age: Responds in urban speed ranges tosta‐
tionar yvehicles (e xcep tb icycles, mo torcy‐ cle
sand pede strians )ifc onditionsa resuf fi‐
cient toenable de tection.
If yo uf ail toadap tyour driving style, Dis tance
Pilo tDISTRONIC can nei ther reduce ther isk of
an accident nor override thel aw sofp hysics.
Dis tance Pilo tDISTRONIC canno ttak ei nto
account road, weather or traf ficc onditions .Dis‐
ta nce Pilo tDISTRONIC is only an aid. Youa re
re sponsible fort he dis tance tothev ehicle in
front, forv ehicle speed,
forb raki
ng in good time
and fors taying in your lane.
If all act ivatio ncondi tionsa remet, youc an acti‐
va te Dis tan ce Pil otDISTRONI Cdurin gaj ourn ey
or while stationar y.When Dis tance Pilot
DISTRONIC is acti vated, as peed is stored which
th ed rive rc an increase or reduce at an ytime.
The speed can be adjus tedb etwe en 15 mp h
(20 km/h) and 120m ph (200 km/h).
Ve hicles with theD riving Assistance Pack‐
age: The speedc an be adjusted between
15 mp h(20 km/h) and 130m ph (2 10km/h).
Ve hicles with DrivingA ssistancePacka ge,
Park ing Pilo tand COMAND: Ifth ev ehicle is
st opped on ahighw ayorah igh-speed major
Driving and parking 15
9
road, thev ehicle follo ws upto30 seconds
behind thev ehicle ahead, without thed rive r
needing tointer vene. If an obst acle is detected
in front of thev ehicle during thed riving-of fpro‐
cedure, atakeo verw arning is given. Acceleration
is reduced, thed rive risg ivenavisual and acous‐
tic warning and mus tstopt he vehicle before
re achingt he obstacle or take evasiv eaction.
Ve hicles with theD riving Assistance Pack‐
age: In conjunction wit hnavigatio nsystems, Dis‐
ta nce Pilo tDISTRONIC pr events prohibi tedo ver‐
ta king on ther ight at speeds over50m ph
(80 km/h) in right-hand traf fica nd overtaking on
th el eftinl eft-side tra ffic on highw aysa nd high-
speed major roads.
If yo ua ctivat et he tur nsignal indicator tochange
lanes, thev ehicle will accelerat emoreb riskly to
th es etspeed under thef ollowing conditions:
RDis tan ce Pil otDISTRONI Cisa ctivated.
RIfth ed riving speed is higher than 45 mph
(70 km/h).
RIf th ed rive ns peed drops belo wthe stored
speed.
RIf th et raffic situation in theo vertakin glane
permitsas afel ane change.
Ve hicles with DrivingA ssistancePacka ge
and Traf ficS ign Assis t:Distanc ePilot
DI ST RO NIC also has theS peed Limit Pilo tfunc‐
tion .This function can be confi gured inthem ul‐
timedia sy stem. If achang eint he speed limit is
de tecte
d and Dis tance Pilo tDISTRONIC is acti va‐
te d, Dis tance Pilo tDISTRONIC assumes this new
speed.
The driven speed is adap tedw hen thev ehicle is
le ve lw itht he tra ffic signs. The speed limit dis‐
pla yint he Instrument Displa yisalway su pdate d
when thev ehicle is le velw itht he tra ffic sign.
If th eD ista nce Pilo tDISTRONIC hasb eenp ut
int op assive mode bypressing thea ccelerator
pedal, onl yspeed limits whic harehigher than
th es etspeed ar eadop ted.
Pulling thec ruise control le verw ills et thed is‐
pla yeds peed limit as thes peed, pr ovided that:
RThe Speed Limit Pilo thas been activated in
th em ultimedia sy stem and
RDis tance Pilo tDISTRONIC hasb eena ctiva‐
te d.
If no speed limit is displa yedw hen thel ever is
operated, thes peed se tbythe driver is adop ted.
Driv eprogram
The DYNA MIC SELECT switc hallows yout o
ch ang ethe driving styleofD ista nce Pilot
DISTRONIC.D epending on whic hdrive program
is selected ,the driving characteristic scan be
ge ared towa rdsf uel econom y,comfor tor
dynami cperform anc e(
→pag e134).
Sy stem limitations
Dis tance Pilo tDISTRONIC is acti veinthe0 mph
(0 km/h) to120m ph (200 km/h) speed range.
Ve hicles with theD riving Assistance Pack
‐
age
: Dis tance Pilo tDISTRONIC is acti veinthe
0m ph (0 km/h) to130m ph (2 10km/h) speed
ra nge.
The sy stem ma ybeimpaired or ma ynotfunction
in thef ollowing situations:
Rin sno w,rain, fog, heavy spr ay,ift hereis
gl are, in direct sunlight or in greatly varying
light conditions.
16 0
Driving and pa rking
theç symbol is displa yedc yclicall ywhen the
ve hicle is ready topull away.
Ve hicles with Spee dLimit Pilo t:Ifas peed
limitisa utomatical lyadop ted, this is shown as
th es tore ds peed wit hthe ê symbol.
Operating Distance Pilo tDISTRONIC
&
WARNING Risk of accident if de tection
function of Dis tance Pilo tDISTRONIC is
impaired
The Dis tance Pilo tDISTRONIC does not
re act:
RTo people or animals.
RTostationar yobstacles on ther oad, e.g.
st opped or par kedv ehicles (vehicles with‐
out theD riving Assis tance Package).
RTo stationar yobstacles on ther oad, e.g.
st opped or par kedv ehicles, if conditions
ar en otsuf ficient toenable de tection
(vehicle switht he Driving Assis tance
Pa ckage).
RTo oncoming vehicles and crossing traf‐
fi c.
As aresult, Dis tance Pilo tDISTRONIC may
nei ther giv ewarning snor inter vene in such
situations.
#Alw aysc arefully obser vethet raffic con‐
ditionsa nd beready tobrak eata ll
times.
& WARNING Risk of accident duetol imi‐
te dd etectability of road user sand traf fic
situations
Dis tance Pilo tDISTRONIC canno talway s
clear lyidentify other road user sand complex
traf fics ituations.
In these conditions ,Dista nce Pilot
DISTRONIC may:
RGi ve an unnecessar ywarning and then
brak ethe vehicle.
RNeither giv eawarning nor inter vene.
RAc celerat eorbrake unexpectedly.
#Continue driving wi thcar eand be ready
to brake, particular lyif Dis tance Pilot
DISTRONIC warnsy ou.
&
WARNING Risk of accident duetoi nsuf‐
fi cient decele ratio nbyD ista nce Pilot
DISTRONIC
Dis tance Pilo tDISTRONIC brakes your vehi‐
cle wit hupto50%oft he maximum possible
braking po wer.If th is decele ratio nisn otsuf‐
fi cient, Dis tance Pilo tDISTRONIC alerts you
wit hav isual and acoustic warning.
#Appl ythe brakes yourself in these situa‐
tion sand tr ytot akee vasiv ea ction.
&
WARNING Risk of accident duetoD is‐
ta nce Pilo tDISTRONIC still being activa‐
te dw hen youl eave thev ehicle
If yo ul eave thed rive r's seat while thev ehicle
is being braked byDis tance Pilo tDISTRONIC
only ,itc anrollaw ay inthef ollowing situa‐
tions:
RIf th er eisam alfunction in thes ystemo r
in thep owe rsupp ly.
16 2
Driving and pa rking
RIf Distance Pilo tDISTRONIC is deacti va‐
te dw itht he cruise control le ver,e.g. bya
ve hicle occupant or from outside the
ve hicle.
RIfth ee lectrics in thee ngine compart‐
ment ,the batter yorthe fuses ar etam‐
pered with.
RIf th eb atter yisd isconnected.
RIfth ev ehicle is accelerated, e.g. bya
ve hicle occupant.
#Alw aysd eactivat eDista nce Pilot
DISTRONIC and secu rethev ehicle to
pr eve nt it from rolling away befor eyou
lea vethed rive r's seat.
&
WARNING Risk of accident duet o
unkno wnstored speed
If yo uc all up thes tore ds peed and this is
lo we rthan your cur rent speed ,the vehicle
decelerates.
If yo udon otknow thes tore ds peed, the
ve hicle could decelerat eunexpectedl y.
#Take intoa ccount thet raffic situation
befor ecallin gupt hestored speed.
#If th es tore ds peed is no tknown, store
th ed esired speed again.
&
WARNING Risk of accident duetou nex‐
pecte dacceleration byDis tance Pilot
DISTRONIC
If Dis tance Pilo tDISTRONIC no longer
de tects avehicle in front, it ma yunexpect‐
edly accelerat etothe speed stored.
RThis speed ma ybetoo high foraf ilter
lane or aslip road.
RIf drivin gintheright lane, this speed may
be so high that youp ass vehicles driving
on thel eft( in count ries wher etraffic
drives on ther ight).
RIf driving in thel eftlane, this speed may
be so high that youp ass vehicles driving
on ther ight (in count ries wher etraffic
drives on thel eft).
Alw aysc arefully obser vethet raffic condi‐
tionsa nd beready tobrak eata ll times.
&
WARNING Risk of accident duetoD is‐
ta nce Pilo tDISTRONIC pulling away auto‐
matically
If Dis tance Pilo tDISTRONIC pe rforms an
automatic driving-of fprocedure, thev ehicle
ma yaccelerat eunexpectedly.
Wher enecessar y,brak ethe vehicle yourself
and take evasiv eaction.
Requ irementsRThevehicle's engine or mus tbeswitched on.
RThe electric parking brak emustber eleased.
RParking Pilo tisnotbeing used topar kthe
ve hicle or toexit from aparkin gspace.
RESP®mus tbes witched on, but no tinter ven‐
ing.
RThe transmission must be in positionD.
RThe driver's door ,fro nt passenger door and
th er ear door smustbec losed.
Drivin gand parking 16
3
or
#Accelerat ebrief ly.
Yo ur vehicle pulls away and adapts its speed
to that of thev ehicle in front. If no vehicle is
de tected in front, your vehicle accelerates to
th es etspeed.
Ad opting thes peed limit as thes toreds peed
Re quirements:
RSpeed Limit Pilo tisactivated in them ultime‐
dia sy stem (→pag e187).
RDis tance Pilo tDISTRONIC is acti vated.
RThe sy stem de tects atraffic sign indicating a
speed limit.
#Brief lypull thec ruise control le vertow ards
yo u3.
The displ ayed speed limit is adop tedast he
st ored speed. Your vehicle adapts its speed
to that of thev ehicle in front, but onl yupto
th es tore ds peed. If Speed Limit Pilo tisacti‐
va ted, an ydetected changes in thes peed
limit ar eadop tedbyt he system. Collision
warning
If Dis tance Pilo tDISTRONIC is unabl etosuffi‐
ciently decele rate thev ehicle in order topreve nt
it from approach ingthev ehicle in front, youw ill
be warned visually and acousticall y.An intermit‐
te nt wa rning tone will then sound and thed is‐
ta nce warning lam pwill light up in thei nstru‐
ment clus ter.
#Brak eimmediately in order toinc rease the
dis tance from thev ehicle in front.
or
#Ta ke evasiv eaction pr ovided it is saf etodo
so.
Fu nction of DRIVE PIL OT
The DRIVE PILOTfunctio nisavailable only
on vehicles with aDrivingA ssistanc ePack‐
age.
DRIVE PIL OTincludes thef ollowing driving and
driving saf etys ystems:
RSt eering Pilo twithA ctiv eLaneC hangeA ssist
(→pag e165)
RDis tance Pilo tDISTRONIC (→page 159)
RSpeed Limi tPilot (→pag e157)
Ste ering Pilot
Function of Steering Pilot
Ste ering Pilo tisonlya vailable forv ehicles
wit hthe Driving Assistance Package.
RSteering Pilo tisoperational at speeds up to
13 0m ph (2 10km/h) and helps youtos tayi n
th ec enter of thel ane bymeans of moderate
st eering inter ventions.
RIt uses as areferenc ethe vehicle in front or
th el ane markings, depending on thed rive n
speed.
RSt eering Pilo trequires youast he driver ,to
ke ep your hands onthes teering wheel at all
times so that youa reable tointer vene at any
time tocor rect thec ourse of thev ehicle and
ke ep it in lane.
RThe Steering Pilo tcan be overridden at any
tim ebys teering thev ehicle yourself.
RIfth es ystemd etects that ther ea reno lane
markings ,itusesthev ehicle ahead as aref‐
erence up toas peedo f80mph (130 km/h).
Driving and parking 16
5