Rifth ew indshield in thea reaoft he camer ais
dirty ,fogged up, damaged or co vered.
Rifth er adar sensors ared irty or co vered.
Do no tuse Dis tance Pilo tDISTRONIC in thef ol‐
lowing situations:
Rin road and traf ficc onditions whi chdo not
allo wyoutomaintain acons tant speed ,e.g.
in heavy traf ficoronw inding roads.
Ron slippery roads. Brakin goraccelerating
can caus ethe driv ewheels tolose traction
and thev ehicle could then skid.
Rwhen ther eisp oor visibility ,e.g. due tofog,
heavy rain or sno w.
Rin parkin ggarages or at tollst ations.
Ron roads wit hsteep uphill or downhill gradi‐
ents.
Tips
Pa yp articula rattention in thef ollowing traf fic
situations. In suc hsituations, brak eifnecessar y.
Dis tance Pilo tDISTRONIC is then deactivated:
RWhen cornering, entering and exitin gab end.
RWhen no tdrivingint he center of thel ane.
RWhen other vehicles ar echanging lane.
RIfth er ea renar rowv ehicles.
RIfth er ea reobs tacle sand stationar yvehi‐
cles.
RIf th er ea recrossing vehicles, pedestrians,
mo torcyc lists or cyclists.
Displa yofDistance Pilo tDISTRONIC in the
assist ancegraphic and in thes peedome ter
1Ve hicle ahead
2Dis tance indica tor
3Se tspecifie ddista nce
4Own vehicle
1Speed of vehicle ahead
2Stored speed
Displa ysinthem ultifunction display
When activatin gDista nce Pilo tDISTRONIC or
when changing thes tore ds peed, then ew stored
speed is shown fora round five seconds in the
ç multifunction displa y50mph (70 km/h).
When Dis tance Pilo tDISTRONIC is acti ve,the set
st ored speed is displa yedn exttot he ç sym‐
bol. When dis tance control is acti ve,the symbol
is shown in green.
Ve hicles with theD riving Assistance pa ck‐
age: On high ways and high-speed majo rroads
Driving and parking 16
1
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
RWhenthes ystemisa ctivelysteering, the
è symbol is shown in green in them ulti‐
function displa y.
St eering Pilo tsysteml imitations
St eering Pilo thas alimited steering torque for
lateral guidance. In some cases ,the steering
inter ventio nisn otsuff icien ttok eepthev ehicle
in thel ane.
If de tection of lane markings and vehicles ahead
is impaired, Steering Pilo tswitches topassive
mode. The èsymbol in them ultifunction dis‐
pla yiss hown in gr ay.T he sy stem pr ovides no
suppor tinthis case.
The sy stem ma ybeimpaired or ma ynotfunction
in thef ollowing situations:
RIfth er eisp oor visibility ,e.g. due toinsuf fi‐
cient illumination of ther oad, or due tosno w,
ra in, fogors pray .
RIfth er eisg lare, e.g. from oncoming traf fic,
dire ct sunlight or reflection from other vehi‐
cles (e.g. if ther oad sur face is wet).
RIfth ew indshield is dirty ,fogged up, damaged
or co vered, fori ns tance byasticker,in the
vicinity of thec amera.
RIf no, or se veral, unclear lane markings are
presentf or one lane, e.g. in aconstruction
area.
RIf th el ane marking sarewo rnaw ay,d arko r
co veredu p, e.g. bydirtors now.
RIfth ed ista nce tothev ehicle in front is too
small and thel ane markings thus canno tbe
de tected.
RIfth el ane marking schang equickl y,e.g.
lan
es branc hoff,c ross one ano ther or
mer ge.
RIfth er oad is nar rowa nd winding.
Rifth er ea rehighly variable shade conditions
on ther oad.
RObs tacle ssuchast raffic wa rning signsl oca‐
te dont he lane or projecting out int othe lane
ar en otdetected.
The sy stem does no tprovide assis tance in the
fo llowing conditions:
ROn very shar pbends.
RWhen towing atrailer.
RIfyo ua ctivel ychang elane without switch ing
on thet urns ignal indicator.
RIfyo us witch onthet urns ignal indicator and
th ec onditions fora ctivating ActiveL ane
Chang eAssistaren otfulfilled.
Information on theS teering Pilot
St eering Pilo tisonlyana id.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 .Befor echanging lanes, make
sur ethat then eighboring lane is free (shoulder
view).
Ac tiv eL aneC hang eAssis t
% Thea vailabilityoft hefollowing function is
countr y-dependent.
St eering Pilo tremain sactiv eevenift he tur nsig‐
nal indicator is switched on. Steering Pilo tthen
assists thed rive rw hen changing lane sbyapply‐
ing steering torques toinitiat ethe lane change.
16 6
Driving and pa rking
Assistanc ewhen changing lane sisprovide difa ll
th ef ollowing condition sareme t:
RYoua redrivin gonah ighwayorhigh-speed
multi-lan emajor road wit hmultiple lane sin
th ed irection of tr avel.
RThe neighboring lane is free and separated
byab roke nl ane marking.
RThe driven speedisb etwe en 45 mph
(7 5k m/h) and 110m ph (180 km/h).
RThe tur nsigna lindicator is switched on for
longer than tw oseconds.
Ste ering and contact de tection
St eering Pilo trequires youast he driver ,tokeep
yo ur hands onthes teering wheel at all times so
th at youa reable tointer vene at an ytime tocor‐
re ct thec ourse of thev ehicle and keep it in lane.
The driver mus texpect achang efroma ctiveto
passiv emode or vice versaata nytime.Ifyo ua renots teering yourself or ifyo ut ake
yo ur hands offt he steering wheel forap ro‐
longed period of time, thes ystemw ill, depend‐
ing on thes ituation ,first aler tyou wit havisual
wa rning. 1appear sinthe multifunction displa y.
If yo ua restill no tsteering thev ehicle yourself or
if yo uh ave nottaken hold of thes teering wheel,
aw arning tone sounds in additio ntothewarning
messag etoremind youtot akec ontrol of the
ve hicle.
The warning messag edoes no tappear or disap‐
pear sifo ne of thef ollowing condition sareme t:
RThe driver steer sthe vehicle.
RThe driver presses asteering wheel button or
operates Touc hC ontrol.
Ac tiv eE me rgency Stop Assist
If th ed rive rc ontinues toigno rethea coustic
wa rning, Dis tance Pilo tDISTRONIC reduces the
speed. If thed rive rs tilld oes no trespond, the
ve hicle is decelerated in stages toas tandstill.
The driver can cancel thed eceleration at any
time byper form ing one of thef ollowing actions:
RSteering
RBraking or accelerating
RPressing asteering wheel button or operat‐
ing Touc hC ontrol
RActivating or deacti vating Steering Pilo tor
Dis tance Pilo tDISTRONIC
The driver must beready totake control of the
ve hicle at an ytime.
Ac tivatin gSteering Pilot
Requ irements
RESP®mustbes witched on, but no tinter ven‐
ing.
Driving and pa rking 16
7
RDistance Pilo tDISTRONIC must be activated.
#If indicator lamp 1is off: press button 2.
HOLD function
HOLD function
The HOLD function holds thev ehicle at astand‐
st ill without requ iring youtod epress theb rake pedal, suc
haswhen pulling away on steep
slopes.
Sy stem borders
The incline mus tnotbe grea tert han 30%.
Ac tivating/deactivatin gthe HOL Dfunction
&
WARNING Risk of an accident duetot he
HOLD function being acti vewhe nyou
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:
RIfth er eisam alfunction in thes ystemo r
in thep owe rsupp ly.
RIf th eH OLD function is deactivated by
depressing thea ccelera torp edalort he
brak epedal, e.g. byavehicle occupant.
RIfth ee lectrics in thee ngine compart‐
ment ,the batter yorthe fuses ar etam‐
pered with.
RIf th eb atter yisd isconnected.
#Alwaysd eactivat ethe HOLD function
and secur ethe vehicle agains trolling
aw ay befor eleaving thev ehicle.
* NO
TEDama gefrom au tomatic braking
IfAc tiveB rake Assi st,D ista nce Pilot
DISTRONIC or theH OLD function is activa‐
te d, thev ehicle brakes automatically in cer‐
ta in situations.
To avo id damag etothevehicle, deactivate
th ese sy stems in thef ollowing or simila rsit‐
uations:
#During towing
#In ac arwa sh
PrerequisitesRThe vehicle is stationar y.
RThe engine is running or hasb eena utomati‐
cally switched of fbythe EC Ostart/s top
function.
RThe electric parking brak eisreleased.
RDistance Pilo tDISTRONIC is no tactivated.
16 8
Driving and pa rking
RVehicles with 4MATIC: Thevehicle is
ra ised by1.3i n( 35 mm) compared tothe
normall evel.
Yo ur selection issave d.
The vehicle is lo wereda gain in thef ollowing sit‐
uations:
RYo ua redrivin gfastert han 49 mph
(80 km/h).
RYo ua redrivin gbetwe en 37 mph(60 km/h)
and 49 mph(80 km/h )for appr oxima tely
th re em inutes.
RYous elect adrive prog ramu sing the
DY NA MIC SELECT switch.
The vehicle is adjus tedtot he height of thel ast
activ edrive program.
Lo weri ngthev ehicle
#Press but ton1.
Indicator lamp 2goes out. The vehicle is
adjus tedtot he height of thel asta ctiv edrive
program.
PA RKTRONIC
Functions of PARKTRONIC
PARKTRONI Cisanelectronic parkin gassistance
sy stem wit hultrasonic sensors. It monitor sthe
area around your vehicle using six sensors 1in
th ef ront bumper and six sensor sintherear
bumper .PARKTRONIC indicates visually and
audibly thed ista nce betwee nyour vehicle and
an object.
PA RKTRONI Ciso nly an aid. It is no tasubstitute
fo ry our attention tothei mmediat esurround‐
ings. The responsibility fors afem aneu vering and
pa rking remains wit hyou. Mak esuret hat there ar
enop ersons, animals or objects in range
whil emaneu vering and pa rking.
In thes tandar dsetting ,ani ntermitte ntwa rning
to ne sounds beginning at adista nc eof1 .0ft
(0.3 m) toan obs tacle .Ac ontinuoust one
sounds beginning at adista nc eof0 .7ft(0.2 m).
Yo uc an se tthe warning tone in them ultimedia
sy stem so that it will sounde arlier atgreaterd is‐
ta nces (3.3 ft(1.0 m)) (
→pag e174).
If PA RKTRONI Cisdeactivated, Parking Pilo tis
una vailable.
PA RKTRONICd isplayinthem ultimedia sys‐
te m
If Pa rking Pilo tisdeactivated and an obs tacle is
de tected in thep athoft hevehicle, apop-up win‐
do wf orPARKTRONI C1 appear sinthe multi‐
media sy stem at speeds up to6m ph (1 0km/h).
Ve hicles with Parking Pilo tand rear vie w
c
amera:
17 2
Driving and pa rking
Vehicles with Parking Pilo tand 360° Cam‐
era:
Sy stem limitations
PA RKTRONI Cdoes no ttak ei ntoa ccount thef ol‐
lowing obs tacles:
RObs tacle sb elow th edetection range, e.g.
pe rsons, animals or objects.
RObs tacle sabove thed etection range, e.g.
ove rhanging loads, overhang sorl oading
ra mp soft ruck s.
The sensor smustbef reeofd irt, ice and slush.
Otherwise, they ma ynotfunction cor rectl y.
Clean thes ensor sregular ly,t aking ca renotto
scratc hordamagethem.
Ve hicles with traile rhitch: PARKTRONI Cis
deacti vatedf or ther ear zone when youe stablish
an elect rical connection between your vehicle
and atrailer.
Deactivating/activating PARKTRONIC
* NO
TERisk of an accident from objects
at close range
PA RKTRONI Cmaynotd etect cer tain objects
at close range.
#Whe nparkin gthe vehicle, pa yparticular
attention toanyo bject swhicha re
abo veor belo wthe sensors, e.g. flowe r‐
pots or dr awbars. The vehicle or other
objectsc ouldotherwise be damaged.
Mak esuret hat ther ea reno persons, animals or
objects in rang ew hile maneu vering and pa rking.
If indicator lamp 1is no tlit, PA RKTRONI Cis
active.
Drivin gand parkin g17
3
#Press button2.
% Dependin gonthevehicle's equipment, the
button ma yalso be located in thec enter
console.
% PARKTRONI Cisa utomatical lyactivated
when thev ehicle is star ted. Ad
justin gthe PARKTRONICw arningtones
Multimedia sy stem:
,Vehicle.k Assistance.Cam. &
Parkin gPilot.Set Warning Tones
Ad justin gthe volumeoft hewarning tones
#Select Warning Tone Volume.
#Adjus tthe value.
Specifying thes tarting point fort he warning
to nes
Yo uc an specify whe ther theP ARKTRONIC warn‐
ing tones shoul dcommence when thev ehicle is
fur ther aw ay from an obs tacle.
#Select Warn Early.
#Activate Oor deacti vate ª thef unction.
Ac tivating/deactivatin gaudiof adeout
Yo uc an specify whe ther thev olume of amedia
source in them ultimedia sy stem is tobe
re duced when PARKTRONI Cgives an audible
wa rning.
#Select Audio Fadeout Durin gWarning Tones.
#Activate Oor deacti vate ª thef unction.
Re versing camera
Fu nction of ther ear vi ewcamera
When youe ngager eve rseg ear ,the imag efrom
re ar vie wcamera 1is shown in them ultimedia
sy stem. Dynamic guide lines sho wthe pat hthe
ve hicle will take wit hthe steering wheel in its
cur rent position. Thi shelps youtoo rientate
17 4
Driving and pa rking