Cruise control
Fu
nction of cruise control
Cruise cont rola ccelerates and brakes thev ehicle
automaticall yinorder tomaintain apreviously
st ored 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.
Cruise contro lisoperated using thec orrespond‐
ing steering wheel buttons. Youc an stor ea ny
ro ad speed abo ve15 mp h(20 km/h).
If yo uf ail toadap tyour driving style, cruise con‐
trol can neither reduce ther isk of an accident nor
ove rride thel aws of ph ysics. It canno ttak ei nto
account 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 ehicle
speed, braking in good time and fors taying in
yo ur lane.
Displa ysinthem ultifunction display
The status of cruise control and thes tore ds peed
ar es hown in them ultifunction displa y. Displ
ayintheI nstrument Displa y(color display)
1 Cruise cont roliss elected
2 Setspeed gr ay:s peed is stored, cruise con‐
trol is deactivated
3 Setspeed green: speed is stored, cruise con‐
trol is activated
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.
On long and steep downhill gradients, yous hould
ch ang edowntoa lowe rgear in good time. Take
particular no teofthis when driving aladen vehi‐
cle. By doing so, youw ill mak euse of the
engine' sbraking ef fect. Thi srelie vest he load on
th eb rake system and pr events theb rake sf rom
ove rheating and wearing tooq uickl y. Do no
tuse cruise control in thef ollowing situa‐
tions:
R In traf fics ituations whe refrequent speed
ch anges ar erequired, e.g. in heavy traf ficor
on winding roads.
R On slippe ryroads. Accele rating can cause the
driv ewheels tolose traction and thev ehicle
could then skid.
R Ifyo ua redrivin gwhen visibilit yispoor.
Operating cruise cont rol &
WARNING Risk of accident du etostored
speed
If yo uc all up thes tore ds peed and this is
lo we rthan your cur rent speed ,the vehicle
decelerates. #
Take intoa ccount thet raffic situation
befor ecallin gupt hestored speed. Re
quirements:
R ESP ®
is activated, but ma ynotinter vene.
R The driving speed is at leas t15m ph
(20 km/h). #
Toactivat ecruise control: pushrocker
switch 1up. #
Remo veyour foot from thea ccelerator pedal.
The cur rent speed is then sa veda nd main‐
ta ined bythev ehicle. #
Push rocker switch 1up. #
Toincrease/reduce speed: pushrock er
switch 2up or down.
The stored speed is increased or reduced by
1m ph (1 km/h).
or Driving and parking
151
#
Press rocker switch 2up or down and hold.
The stored speed is increased or reduced in
1m ph (1 km/h) increments.
or #
Push rocker switch 2beyond thep ressure
point.
The stored speed is increased or reduced by
5m ph (1 0km/h).
or #
Push rocker switch 2beyond thep ressure
point and hold.
The stored speed is increased or reduced in
5m ph (1 0km/h) increments.
or #
Accele rate thev ehicle tothed esired speed. #
Push rocker switch 2up.
If cruise cont rolisa ctivated and Traf ficS ign
Assi sthas de tected aspeed restriction sig nwith
am aximum permissible speed and this appears
in thei nstrument display: #
Toadop tthe de tected speed: pushrocker
switch 3up.
The maximum permissible speed shown by
th et raffic sign is stored and thev ehicle main‐
ta ins this speed. #
Todeactivat ecruisec ontrol: push rock er
switch 3(CNCL) down.
If cruise cont rolisd eactivated, it can be reactiva‐
te dasf ollows:
R rock er switch 2(SET+ )or(SET-) stores the
cur rent speed and thev ehicle maintains this
speed
R rock er switch 3(RES) calls up thel asts peed
st ored and thev ehicle maintains this speed
% Ifyo ub rake, deactivat eESP®
or if ESP ®
inter‐
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
On-boa rdcompu ter
4 Settings 5
Fahrzeug (Vehicle)
5 Winte rTires Limit #
Select aspeed or deactivat ethe function. Ac
tiv eD ista nce Assis tDISTR ON IC Fu
nction of Activ eD ista nce Assis tDISTRONIC
Ac tiveD ista nce Assi stDISTRONI Cmaintains the
se ts peed on free-flowing roads. If vehicles ahead ar
ed etected, thes etdis tance is maintained ,if
necessa ryuntil thev ehicle comes toah alt.The
ve hicle accelerates or brakes depending on the
dis tance tothev ehicle in front and thes etspeed.
Speed and dis tance ar esetand stored on the
st eering wheel. The speed can be se tintherange
between 15mp h(20 km/h) and 99 mph
(160 km/h) or between 15mp h(20 km/h) and
th ev ehicle's maximum speed.
Other features of ActiveD ista nce Assi st
DISTRONIC:
R Depending on thep reselected dis tance,
DISTRONIC inter venes ei ther dynamically
(shor tdista nce) or tosave fuel (long dis‐
ta nce).
R Depending on thev ehicle mass de tected, the
dynamics of theD ISTRONIC inter vention are
re duced.
R Rapid acceleration tothes tore ds peed is initi‐
ated if thet urns ignal indicator is switched on
to chang etot heovertak ing lane.
Ac tiveD ista nce Assi stDISTRONI Cisonly an aid.
The driver is responsible fort he dis tancetothe
ve hicle in front, forv ehicle speed and forb raking
in good time.
Sy stem limitations
The sy stem ma ybeimpaired or ma ynotfunction
in thef ollowing ins tances:
R The radar sensor sareaffected bysno w,rain,
fo g, heavy spr ay,g lare, direct sunlight or
greatl yvarying ambien tlight.
R The radar sensor smaymalfunction in parking
ga rage soronr oads wit hsteep uphill or
downhill gradients.
R Ifth er adar sensor saredirty or co vered.
R On icy or slipper yroads, braking or accelerat‐
ing can caus ethe driv ewheels tolose trac‐
tion and thev ehicle could then skid.
R Stationar yobject sarenotd etected if these
we renotp reviousl ydetected as moving.
R On bends, target vehicles ma ybelostorn ot
re cognized cor rectl y.As aresult, atarget
ve hicle is no tused toregulat ethe speed
whic hmaylead tounwa nted accele ration.
Do no tuse ActiveD ista nce Assi stDISTRONI Cin
th ese situations. 15 2
Driving and pa rking
&
WARNING Risk of accident from acceler‐
ation or braking byActiveD ista nce Assi st
DISTRONIC
Ac tiveD ista nce Assi stDISTRONI Cmayaccel‐
erat eorb rake inthef ollowing cases, for
ex ample:
R Ifth ev ehicle pulls away usin gActiv eDis‐
ta nce Assi stDISTRONIC.
R Ifth es tore ds peed is called up and is con‐
siderably faster or slo werthan thec ur‐
re ntly driven speed.
R IfAc tiveD ista nce Assi stDISTRONI Cno
longer de tects avehicle in front or does
no treact toreleva nt objects. #
Alwaysc arefully obser vethet raffic con‐
ditions an dbereadytobrak eata ll
times. #
Take intoa ccount thet raffic situation
befor ecallin gupt hestored speed. &
WARNING Risk of accident du etoinsuf‐
fi cient deceleration byActiveD ista nce
Assi stDISTRONIC
Ac tiveD ista nce Assi stDISTRONI Cbrakes
yo ur vehicle wit hupto5 0% ofthem aximum
possible deceleration. If this deceleration is
no ts ufficient, ActiveD ista nce Assi st
DISTRONI Calertsy ou wit havisualand
acoustic warning. #
Inthese cases, adjus tyour speed and
ke ep asufficient dis tance. #
Brak ethe vehicle yourself and/or take
ev asiv eaction. &
WARNING Risk of accident if de tection
function of ActiveD istan ce Assi st
DISTRONI Cisimpaired
Ac tiveD ista nce Assi stDISTRONI Cdoesn ot
re act or has alimited reaction:
R when drivin gonadiffe re nt lane or when
ch anging lanes
R topedestrians, animals, bicycles or sta‐
tionar yvehicles, or unexpected obs tacles
R tocomple xtraffic conditions
R tooncomin gvehicles and crossing traf fic
As aresult, ActiveD ista nce Assi stDISTRONIC
ma yneith er giv ewarning snor inter vene in
su ch situations. #
Alwayso bser vethet raffic conditions
carefull yand react according ly. Ac
tiveD ista nce Assi stDISTRONI Cmaynotd etect
nar row vehicles driving in front, e.g. mo torcyc les
and vehicles driving on adiffe re nt line.
Ope ratin gA ctive Distance Assis tDISTRONIC
Re quirements:
R The vehicle has been star ted.
R The parking brak ehas been released.
R ESP ®
is activated and is no tinter vening.
R The transmissio nisinposition005B.
R The driver' sand thef ront-passen gerd oor are
closed.
R The seat occupancy recognition on thed riv‐
er's seat has de tected that thed rive rh as fas‐
te ned thes eat belt.
R The checkoft heradar sensor sy stem has
been successfully comple ted.
Ac tivatin gActive Distance Assis tDISTR ON IC #
Press button 1. #
Toactivat ewithout astore ds peed: press
rock er switch 3up (SET+ )ordown(SET-).
The cur rent speed is then sa veda nd main‐
ta ined bythev ehicle.
or #
Toactivat ewithastore ds peed: press
rock er switch 4up (RES).
% If
rock er switch 4is pressed up twice,
Ac tiveD ista nce Assi stDISTRONI Cisactiva‐
te dw itht he speed restriction displa yedin
th ei nstrument clus ter. Driving and pa
rking 15 3
Ac
ceptin gthe displa yeds pee dlim it whe nDis‐
tance Assis tDISTRONIC is acti vated #
Press rocker switch 4up (RES).
The speed limit displa yedint he instrument
clus terisa doptedast hestored speed. The
ve hicle adapts its speed tothat of thev ehicle
in front, but only up tothes tore ds peed.
Pulling away again with Activ eD ista nce
Assis tDISTRONIC #
Remo veyour foot from theb rake pedal. #
Press rocker switch 4up (RES).
or #
Depress thea ccelerator pedal briefly with
fo rc e.
The functions of ActiveD istan ce Assi st
DISTRONI Ccontinue tobe car ried out.
Deactivating Activ eD ista nce Assist
DISTRO NIC &
WARNING Risk of accident du etoActive
Dis tance Assi stDISTRONI Cstillb eing
activated when youl eave thed rive r's
seat
If yo ul eave thed rive r's seat while thev ehicle
is being braked byActiveD ista nce Assi st
DISTRONI Conly,the vehicle can rollaw ay. #
Alwaysd eactivat eActiv eDista nce
Assi stDISTRONI Cand secur ethe vehi‐
cle topreve nt it from rolling away before
yo ul eave thed rive r's seat. #
Press rocker switch 4down (CNCL). #
Depress theb rake pedal.
Increasing or reducing the speed #
Push rocker switch 3up (SET+ )ordown
(SET-).
The stored speed is increased or reduced by
1m ph (1 km/h).
or #
Press and hold rocker switch 3up (SET+)/
down (SET-).
The stored speed is increased or reduced in
1m ph (1 km/h) increments.
or #
Push rocker switch 3beyond thep ressure
point.
The stored speed is increased or reduced by
5m ph (1 0km/h).
or #
Push rocker switch 3beyond thep ressure
point and hold.
The stored speed is increased or reduced in
5m ph (1 0km/h) increments.
Increasing or reducing the specifie ddistance
from the vehicl einf ront #
Toincrease thes pecified distance: press
rock er switch 2down (Ò). #
Toreduce the specifie ddistance: press
rock er switch 2up (Ñ). Information on Hill
StartA ssist Hill
StartA ssisth olds thev ehicle foras horttime
when pulling away on ahill under thef ollowing
conditions:
R Vehicles with automatic transmission: the
transmission is in position 005Bor005E.
R The pa rking brak ehas been released.
This gives youe nough tim etomoveyour foot
from theb rake pedal tothea ccelerator pedal and
depress it befor ethe vehicle begins toroll. &
WARNING Risk of accident and injury
du etot hevehicle rolling away
Af teras horttime, Hill StartA ssistnol onger
holds thev ehicle and it can rollaw ay. #
Therefore, swiftl ymove your foot from
th eb rake pedal tothea ccelerator
pedal. Ne vera ttem pttolea vethev ehi‐
cle if it is being held byHill StartA ssist. HOLD function
HOLD function
Re
quirements:
R The seat occupancy recognition on thed riv‐
er's seat has de tected that thed rive rh as fas‐
te ned thes eat belt.
The HOLD function holds thev ehicle at astand‐
st ill without requ iring youtod epress theb rake
pedal, e.g. when pulling away on steep slopes or
when waitin gint raffic. Whe nyou depress the
accelerator pedal topull away,the braking ef fect
is canceled and theH OLD function is deactiva‐
te d.
The HOLD function is onl yanaid. The responsibil‐
ity fort he vehicle safel ystandi ngstill remains
wit hthe driver. 15 4
Driving and pa rking
Sy
stem limits
The HOL Dfunction is onl yintende dtoprovide
assis tance when driving and is no tasufficient
means of safeguarding thev ehicle agains trolling
aw ay when stationar y.
R The incline mus tnotbe greater than 30%.
Ac tivating/deactivatin gthe HOL Dfunction
Requ irements:
R The vehicle is stationar y.
R The engine is running or it ha sbeena utomati‐
cally switched of fbythe EC Ostart/s topf unc‐
tion.
R The driver is seated and belted.
R The electric parking brak eisreleased.
R Vehicles with automatic transmission: the
selector le verisinp osition005B,005Eor005C.
R ActiveD ista nce Assi stDISTRONI Cisdeacti va‐
te d.
Ac tivatin gthe HOL Dfunction &
WARNING Risk of an accident du etothe
HOLD function being acti vatedw heny ou
lea vethev ehicle
If yo ul eave thev ehicle while onl ythe HOLD
function is braking thev ehicle, thev ehicle
can rollaw ay inthef ollowing situations:
R Ifth er eisam alfunction in thes ystemor
in thep ower suppl y.
R Ifth eH OLD function is deactivated by
depressing thea ccelera torp eda lorb rake
pedal, e.g. byavehicle occupant. #
Alwaysd eactivat ethe HOLD function
and secur ethe vehicle agains trolling
aw ay befor eleaving thev ehicle. *
NO
TEDama gefrom auto matic braking When
ActiveB rake Assi st,A ctiv eDista nce
Assi stDISTRONI Corthe HOLD function are
activated, thev ehicle brakes autonomously in
cer tains ituations.
To avo id damag etothevehicle, deactivate
th ese sy stems in thef ollowing or similars it‐
uations: #
During towing #
Inac arwa sh #
Mak esuret hat thea ctivation conditions are
met. #
Depress theb rake pedal until the00D9 dis‐
pla yappear sinthe multifunction displa y.
The HOLD function is activated. Youc an
re lease theb rake pedal.
% If depressing
theb rake pedal thef irst time
does no tactivate theH OLD function, wait
brief lyand then tr yagain.
Deactivating the HOLD function
The HOLD function is deactivated in thef ollowing
situations: #
Vehicles with automatic transmission:
depress thea ccelerator pedal when thea uto‐
matic transmission is in position 005Bor005E. #
Depress theb rake pedal again wit hsufficient
pressu reuntil the00D9 displa yinthe multi‐
function displa ygoes out. #
Activat eActiv eDista nce Assi stDISTRONIC.
% Ve
hicles with automatic transmission: the
automatic transmissio nofyourvehicle shifts
to 005D afte rs ome time. This relie vest he load
on thes ervice brake.
When theH OLD function is activated, thea uto‐
matic transmission automaticall yshifts to005D in
th ef ollowing situations:
R The driver lea vest he driver's seat.
R The driver's door is opened.
R The engine is switched of fwithout theE CO
st art/ stop function. Re
ar vie wcamer awithrear-vie wmirro rd is‐
play Fu
nction of ther ear vie wcamer awith inside
re arvie wmirro rd isplay
The rear vie wcamer aisc onnec tedtot hevehi‐
cle's inside rearvie wmirro r.When youe ngage
re ve rseg ear ther ear vie wcamera's image
appear sinthe lef tareaoft he inside rearview
mir ror.It is therefor epossible tosee what is
behind thev ehicle when backing up.
The rear vie wcamer awithi nside rearvie wmirror
displa yisonlyana id. It is no tasubstitut efor you
paying attention tothes urroundings. Youa re
alw aysr esponsibl efor saf emaneu vering and
pa rking. Mak esuret hat ther ea reno persons,
animals or object setc. in them aneuvering area
while maneuvering and parking in parking
spaces.
The rear vie wcamer awithi nside rearvie wmirror
displa ymaysho wad isto rted vie wofo bstacles,
sho wthem incor rectly or no tatall.Itc annot Driving and pa
rking 15 5
This device has been appr
ovedbyt he FCC as
a" Vehicular Radar Sy stem". The radar sensor
is intended foru se in an automotiv eradar
sy stem onl y.Re mo val,ta mp ering, or altering
of thed evice will void an ywarranties, and is
no tp ermit tedbyt he FCC. Do no ttamper
with, alter or use in an ynon-appr ovedw ay.
An yu nauthorize dmodificatio ntothis device
could void theu ser's authority tooperat ethe
equipment. &
WARNING Risk of accident despit eBlind
Spo tAssist
Blind Spo tAssis treacts neither tostationary
object snortovehicles approaching and over‐
ta king youatag reatly di fferent speed.
As aresult, Blind Spo tAssis tcanno twarn
driver sinthese situations. #
Alwaysp aycareful attention tothet raf‐
fi cs ituation and maintai nasafed is‐
ta nce at thes ide of thev ehicle. Blind Spo
tAssis tiso nlyana id. It ma yfail to
de tect some vehicles and is no substitut efor
attentiv edriving. Alw ayse nsur ethat ther eiss uf‐
fi cient dis tance tothes ide foro ther road users
and obs tacles.
If av ehicle is de tected ab oves peeds of appr ox‐
imatel y7.5mp h(12 km/h) and this vehicle sub‐
sequentl yenter sthe monitoring rang ed irec tly
next toyour vehicle, thew arning lam pinthe out‐
side mir rorlights up red.
% When
atrailer is connected, ther adar sen‐
sor's field of vision ma ybeimpaired, thereby
making limited monitoring possible. Alw ays
pa yc areful attention tothet raffic situation
and maintain asafed ista nce at thes ide of
th ev ehicle.
If av ehicle is de tected clos etoyourvehicle in the
lateral monitoring rang ea nd yous wit ch on the
tur ns igna lindica torint he cor responding direc‐
tion, awarning tone sounds. The redw arning
lam pint he outside mir rorf lashes. If thet urns ig‐
nal indicator remains switched on, all other
de tected vehicles ar eindicated only bythef lash‐
ing of ther ed warning lamp.
If yo uo vertak eav ehicle quickl y,no warning is
given.
Exit warning
The exitwa rning is an additional function of Blind
Spo tAssis tand warnsv ehicle occupants when leaving
thev ehicle about an yapproaching vehi‐
cles. &
WARNING Risk of accident despit eexit
wa rning
The exitwa rning react sneith er tostationary
object snortovehicles approaching youata
great lydif fere nt speed.
As aresult, thee xit warning canno twarnd riv‐
er sint hese situations. #
Alwaysp ayparticular attention tothe
traf fics ituation whe nopening thed oors
and mak esuret her eiss ufficient clear‐
ance. %
An
exitwa rning is no tissued fors liding doors
and rear-en ddoors.
Overview When thev ehicle is
st ationar y,an object
is de tected from
behind in them onitor‐
ing range. Displa
yinoutsid em ir‐
ror
When thev ehicle is
st ationar y,ad oor on
th er ele vant sid eof
th ev ehicle is opened.
An object whic his
close to yourvehicle
is de tected in the
monitoring range. Vi
sual and audible
wa rning %
This additional function is onl
yavailable when
Blin dSpotA ssistisa ctivated and up to a
maximu mofthree minutes af tert he drive
sy stem has been switched off. The end of the
av ailabilit yoftheexitwa rning function is indi‐
cated byaseries of flashes in theo utside
mir ror.
The exitwa rning function is onl yanaid and is no
substitut efor thea ttentiveness of thev ehicle
occupants. Responsibility alw aysl ies wit hthe
ve hicle occupants when opening door sand leav‐
ing thev ehicle. 15 8
Driving and pa rking
Sy
stem limits
Blin dSpotA ssis tand thee xit warning function
ma ybel imited in thef ollowing situations:
R Ifth er eisd irtont he sensor sorthe sensors
ar eo bscured
R Ifth er eisp oor visibility ,e.g. due tofog, heavy
ra in, sno worspray
R If nar rowv ehicles ar ewithin them onitoring
ra nge, e.g. bicycles
R Onvery wide lanes
R Ifve hicles ar enotdriving in them iddle of
th eir lane
% St
ationar yorslowlymovingo bject sarenot
displa yed.
Wa rnings ma ybeissued in er rorw hen driving
close tocrash ba rrier sors imilar solid lane bor‐
ders. Warnings ma ybeinterrupte dw hen driving
alongside long vehicles, fore xamp le truc ks,for a
prolonged time.
Blind Spo tAssis tisn otoperationa lwhen reve rse
ge ar is engaged.
The exitwa rning function ma ybelimited in the
fo llowing situations:
R When thes ensor is bloc kedbya djacent vehi‐
cles in nar rowparking spaces
R When people ar eapproaching
Ac tivating/deactivatin gBlind Spo tAssist
On-boa rdcomputer:
4 Settings #
Activat eord eacti vate Totwinkel-Assistent
(Blind Spo tAssist). Driv
eAwayA ssist Fu
nction of Driv eAwayA ssist
% Driv
eAwayA ssistis onl yavailable forv ehi‐
cles wit hautomatic transmission.
Driv eAwayA ssistcan reduce thes eve rity of an
impact when pulling away.Ifano bstacle is de tec‐
te dint he direction of tra vel,th ev ehicle's speed
is brief lyreduced toappr oximately 1mph
(2 km/h). If acritical situation is de tected, asym‐
bol appea rson thec amera imag eofthe multime‐
dia sy stem. &
WARNING Risk of accident caused by
limited de tection per form anc eofD rive
Aw ayAssi st
Driv eAwayA ssistcanno talway sc lea rlyi den‐
tify objects and traf fics ituations.
In suc hcases, Driv eAwayA ssistmight:
R Warnyouw ithout reason and limit the
ve hicle speed.
R Notw arny ou or no tlimit thev ehicle
speed. #
Alwaysp aycareful attention tothet raf‐
fi cs ituation; do no trelyo nD rive Away
Assi stalone. #
Be prepared tobrak eors werveasn ec‐
essar y,prov ided thet raffic situation
permit sand that it is saf etotakee va‐
siv ea ction. Driv
eAwayA ssistis onl yana id. It is no tasubsti‐
tut efor your attention tothes urroundings. Yo u
ar ea lway sr esponsibl efor saf emaneu vering,
pa rking and exitin gap arkin gspace. Mak esure
th at no persons, animals or object setc. ar einthe
pat hofy ourvehicle.
Ar isk of acollision ma yarise in thef ollowing sit‐
uations, fore xamp le:
R Ifth ed rive rm ixes up thea ccelerator and
brak epedals.
R Ifth ew rong gear is selec ted.
The Driv eAwayA ssistfunction is activ eunder the
fo llowing conditions:
R IfPa rking Assis tPARKTRONIC is activated.
R Ever ytimet he gear is changed to005E or005B
when thev ehicle is at astandstill.
R Ifth ed etected obs tacle is les sthan appr ox‐
imately 3.3 ft(1.0 m) away.
R Ifth em aneuvering assis tance function is acti‐
va tedint he multimedia sy stem.
Sy stem limits
Driv eAwayA ssistis una vailable on inclines and
when driving wit hatrailer. Re
ar Cross Traf ficA lert Fu
nction of Rear Cross Traf ficA lert
The radar sensor sinthe bumper ar eused fort he
sy stem. This waythe area adjacent tothev ehicle
is continually monitored. If ther adar sensor sare Driving and parking
15 9
obscured
byvehicles or other objects, de tection
is no tpossible.
% Also
read then otes on Blind Spo tAssist
(/ page157).
Ve hicles with Blind Spo tAssis t:driver scan
also be warned of an ycrossing tra ffic when back‐
ing up out of aparkin gspace. If avehicle is
de tected, thew arning lam pinthe outside mir ror
on thec orresponding side lights up red. If it
de tects acritica lsituation, awarning tone also
sounds.
Ve hicles with Blind Spo tAssis tand Parking
Assis tPARKTRONIC: driverscan also be warned
of an ycrossing tra ffic when backin gupout of a
parkin gspace. If acritical situation is de tected, a
wa rning symbol appear sonthe camer aimag eof
th em ultimedia sy stem. If thed rive rd oes not
re spond tothew arning ,the vehicle's brakes can
be applieda utomatically.Inthis case, awarning
to ne sounds.
The Rear Cross Traf ficA lertfunction is acti ve
unde rthe following conditions:
R BlindSpotA ssis tisa ctivated.
R Reverseg ear is engaged or thev ehicle is
backing up at walkin gpace.
R Ifth em aneuvering assis tance function is acti‐
va tedint he multimedia sy stem.
The Rear Cross Traf ficA lertfunction is una vaila‐
ble when driving wit hatrailer. Lane
Keeping Assis tand Activ eL aneK eeping
Assist Fu
nctions of Lane Keeping Assist Lane
Keeping Assis tmonitor sthe area in front of
yo ur vehicle wit hmultifunction camera 1.Itser
vestop rotect youa gains tunin tentionally le av‐
ing your lane .You ma yalso be warned by a
vibrating messa gefrom thes teering wheel and by
th es tatus symbo lflashing in theI nstrument Dis‐
pla y.
The warning is issued when thef ollowing condi‐
tions ar emetat thes ame time:
R Lane Keeping Assis tdetects lane markings.
R Afront wheel drives overal ane marking.
Yo uc an activat eand deactivat ethe Lane Keeping
Assis twarning.
If yo uf ail toadap tyour driving style, Lane Keep‐
ing Assis tcan neither reduce ther isk of accident
nor override thel aw sofp hysics. It canno ttake
int oa ccount road, weather or traf ficc onditions.
Lane Keeping Assis tisonlyana id and is not
intended tokeep thev ehicle in thel ane without
th ed rive r's cooperation. Youa re re sponsible for
th es afed ista nce tothev ehicle in front, forv ehi‐
cle speed, braking in good time and fors taying in
yo ur lane.
Sy stem limits
The sy stem ma ybeimpaired or ma ynotfunction
in thef ollowing situations:
R Ther eisp oor visibilit y,e.g. due toinsuf ficient
illumination of ther oad, if ther ea rehighly
va riable shade condition sorinrain, sno w,fog
or spr ay.
R Glar efromo ncomin gtraffic, di rect sunligh tor
re flections.
R Ther eisd irtont he windshield in thev icinity
of them ultifunction camera or thec amer ais
fo gged up, damaged or obscured.
R No or se veralu nclear lane markings ar epres‐
ent foro ne lane, e.g. in aconstruction area.
R The lane markings ar eworn, dar korcovered.
R The dis tance tothev ehicle driving in front is
to os hor tand thus thel ane markings cann ot
be de tected.
R The lane markings chang equickl y,e.g. lanes
branc hoff,c ross one ano ther or mer ge.
R The road is very nar row and winding. 16 0
Driving and pa rking