Page 177 of 334

0043
Senso rsinthe front bumpe r,left-ha ndside
(e xamp le)
The sens orsmus tbe free from dirt, ice or
slu sh. The ycan othe rwisenot functi oncor-
rectl y.Clea nthe sens orsregularl y,taki ngcare
not toscra tchordamag ethem (Ypage 278 ).
Rang e Front
sensors Ce
nter Appr
ox.40in(appr ox.
100 cm) Co
rners Appr
ox.24in(appr ox.
60 cm) Re
ar sens ors Ce
nter Appr
ox.48in(appr ox.
120 cm) Co
rners Appr
ox.32in(appr ox.
80 cm) Mini
mum distance Ce
nter Appr
ox.8in (appr ox.
20 cm) Co
rners Appr
ox.6in (appr ox.
15 cm) If
there isan obs tacl ewi thin thisrang e,the
rel eva ntwa rning displ ayslight upand awa rn-
ing tone sounds. Ifthe distance fallsbel ow the
mini mum ,the distance maynolonger be
sho wn.
Warni ngdisplays Wa
rning displ ayfor the front area
0043 Segm entsonthe left-ha ndsideof the vehi-
cle
0044 Segm entsonthe right-ha ndsideof the
veh icle
0087 Ope rationa lrea diness segments
The warning displ ayssho wthe distance
betw eenthesens orsand theobstacl e.The
wa rning displ ayfor the front areais locate don
the dashb oard above thecenter airvents. The
wa rning displ ayfor the rearare ais locate don
the cove rbeh indthe seatsinthe rear
pa sse nger comp artme nt.
The warning displ ayfor each sideof the vehi-
cle isdivid ed into fiveyellow and tworedseg-
ments. Ifye llow ope rationa lrea diness seg-
ments 0087light up,Pa rking AssistPAR KTRONIC
is ope rationa l. Dri
vin gsys tems
175Dri ving and parking Z
Page 178 of 334

The
selected transmission position andthe
direction inwhich thevehicle isrolling deter-
mine which warning displayisactive whenthe
engine isrunnin g. Tra
nsmission posi-
tion War
ning display 005B
Fron
tarea active 005E,
005Corthe vehi-
cle isrolling back-
wards Rear
andfront areas
active 005D
No
areas active One
ormore segment slight upasthe vehicle
approaches anobstacle, depending onthe
vehicle's distancefromtheobstacle. Inaddi-
tion, warning tonesare issued.
When thedistance tothe obstacle issufficient ,
you willhear aninter mittentwarning tone.The
shorter thedistance tothe obstacle, the
shorter thefrequency ofthe inter mittentwarn-
ing tonesbecomes. Whentheminimum dis-
tanc eis reached, youhear acont inuous warn-
ing tone. <00270048004400460057004C005900440057004C0051004A0012004400460057
004C005900440057>
ingPark ingAssist
PARKTRON IC 0043
Deact ivates/act ivatesParking Assist
PARKTRONIC
0044 Indicat orlamp
If indicator lamp0044lights up,Parking Assist
PARKTRONIC isdeactivated. Active Parking
Assist isthen alsodeactivated.
i Parking
AssistPARKTRONIC isautomati-
cally activated whenyouturn theSmart Key
to position 0048inthe ignition lock. 176
Driving
systemsDriving andparking
Page 179 of 334

Problems
withParking AssistPARKTRONIC Problem
Possible
causes/co nsequences and0050 0050
Solutions Only
thered segments
in the Parking Assist
PARKTRONIC warning
display sare lit.You also
hear awarning tonefor
approximately twosec-
onds.
Parking Assist
PARKTRONIC isdeacti-
vated afterapprox-
imately fiveseconds
and theindicator lamp
in the Parking Assist
PARKTRONIC button
lights up. Parking
AssistPARKTRONIC hasmalfunction edand hasbeen deac-
tivated.
X Ifproblems persist,haveParking AssistPARKTRONIC checkedat
a quali fiedspecialist workshop. Only
thered segments
in the Parking Assist
PARKTRONIC warning
display sare lit.Parking
Assist PARKTRONIC is
deactivated after
approximately fivesec-
onds. The
Parking AssistPARKTRONIC sensorsaredirty orthere isinter-
ferenc e.
X Clean theParking AssistPARKTRONIC sensors(Ypage 278).
X Switch theignition backon. The
problem maybecaused byan extern alsource ofradio orultra-
sound waves.
X Check tosee ifParking AssistPARKTRONIC worksatadifferent
location. Active
Parking Assist
General notes Act
ive Parking Assistisan electron icparking
aid with ultrasound. Itmeasures theroad on
both sides ofthe vehicle. Aparking symbol
indicates asuitable parkingspace.Active
steering intervention canassist youduring
parking andwhen exiting aparking space.You
can also stilluse Parking AssistPARKTRONIC
(Y page 174).
Import antsafety notes Act
ive Parking Assistismerely anaid. Itis not
a replacement foryour atten tiontoyour imme-
diate surroundings. Youarealwa ysresponsi-
ble forsafe maneuvering, parkingandexiting a
parking space.Makesurethatnopersons, ani-
mals orobject sare inthe path ofyour vehicle.
When Parking AssistPARKTRONIC isdeactiva-
ted, Active Parking Assistisalso unavaila ble. G
WARNING
While parking orpulli ngout ofaparking
space, thevehicle swingsoutand candrive
onto areas ofthe oncomin glane. Thiscould
cause youtocollide withother roadusers or
object s.There isarisk ofan accident.
Pay atten tiontoother roadusers orobject s.
Stop thevehicle ifnecessary orcancel the
Act ive Parking Assistparking procedure. G
WARNING
While parking orpulli ngout ofaparking
space, thevehicle swingsoutand candrive
onto areas ofthe oncomin glane. Thiscould
cause youtocollide withother roadusers or
object s.There isarisk ofan accident.
Pay atten tiontoother roadusers orobject s.
Stop thevehicle ifnecessary orcancel the Driving
systems
177Drivingandparking
Z
Page 180 of 334

parkin
gprocedure withtheParkin gPackage
with rearview camera.
! If
they cannotbe avoided, driveover
obstac lessuch ascurbs slowly andatan
obtuse angle.Otherwise, youmay damage
the wheels ortires.
Ac tive Parkin gAssist mayalsoshow parkin g
spaces whicharenot suitable forparkin g,for
example:
R where parkingor stoppin gis prohibited
R in fron tof driveways orent ranc esand exits
R on unsuitable surfaces
Parkin gtips:
R on narro wroads, driveasclose tothe park-
ing space aspossible
R parkin gspaces thatarelittered orover-
grown mightbeident ifiedormeasured
incor rectly
R parkin gspaces thatarepartially occupied
by trailer drawbars mightnotbeident ified
as such orbe measured incorrectly
R snowfall orheavy rainmay lead toaparkin g
space beingmeasured inaccurately
R pay attention tothe warning messages of
Parkin gAssist PARKTRONI Cduring the
parkin gprocedure (Ypage 175)
R you can interven ein the steer ingprocedure
to corr ectitat any time. Active Parkin g
Assist willthen becanc eled
R when transport ingaload which protrudes
from yourvehicle, youshould notuse Active
Parkin gAssist
R never useActive Parkin gAssist whensnow
chains areinstalled
R make surethatthetire pressures arealways
corr ect.This hasadirect influen ceon the
parkin gcharact eristicsof the vehicle
Use Active Parkin gAssist forparkin gspaces:
R parallel oratright angles tothe direct ionof
trav el
R on straight roads, notbends
R on the same levelasthe road, e.g.noton
the pavement
Detecting parking spaces Objec
tslocated abovethedetec tionrange of
Ac tive Parkin gAssist willnotbedetec ted
when theparkin gspace ismeasured. These are
not taken intoaccoun twhen theparkin g
procedure iscalculated, e.g.overhan ging
loads, tailsect ions orloading rampsoftruc ks.
Ac tive Parkin gAssist maytherefore guide you
int othe parkin gspace tooearly. G
WARN
ING
If ther eare objec tsabove thedetec tion
range:
R the Parkin gPackage withrearview cam-
era may steer tooearly
R the vehicle maynotstop infron tof these
objec ts
This could cause acollision. Thereisarisk
of an acciden t.
If objec tsare located abovethedetec tion
range, stopanddeactiv atethe Parkin gPack-
age with rearview camera.
Furt herinfor mation aboutthedetec tionrange
(Y page 174).
Ac tive Parkin gAssist doesnotassist youpark-
ing inspaces perpendic ulartothe direct ionof
trav elif:
X Two parkin gspaces arelocated directlynex t
to one anot her.
X The parkin gspace isdirect lynex tto alow
obstac lesuch asalow curb.
X You park forwards.
Ac tive Parkin gAssist doesnotassist youpark-
ing inspaces thatareparallel oratright angles
to the direct ionoftrave lif:
R the parkin gspace ison acurb
R the system readstheparkin gspace asbeing
block ed,forexample byfoliage orgrass
paving blocks
R the area istoo small forthe vehicle to
maneuver into
R the parkin gspace isbordered byan obsta-
cle, e.g. atree, apost oratrailer G
WARN
ING
If ther eare objec tsabove thedetec tion
range:
R Ac tive Parkin gAssist maysteer tooearly
R the vehicle maynotstop infron tof these
objec ts 178
Driving
systemsDriving andparking
Page 181 of 334

This
could cause acollision. Thereisarisk
of an accident .
If object sare located abovethedetect ion
range, stopanddeactivate Active Parking
Assist . 0043
Detec tedparking spaceonthe left
0044 Parking symbol
0087 Detec tedparking spaceonthe right
Act ive Parking Assistisswitched onautomati-
cally when driving forwards. Thesystem is
operational atspeeds ofup toapproximately
22 mph (35km/ h).Whi lein ope ration, the
sy stem indepe ndentl ylo cate sand measures
pa rking spaces onboth sides ofthe vehicle.
Active Parking Assistwillonly detectparking
spa ces:
R pa ral lelor atright ang lesto the directi onof
trav el
R pa ral lelto the directi onoftrav eland atleas t
59 in(1.5 m)wid e
R pa rallel to the directi onoftra vel and atleas t
39.5 in(1.0 m)longer thanyo ur veh icle
R at right ang lesto the directi onoftrav eland
at leas t39.5 in(1.0 m)wid ertha nyo ur veh i-
cle
Wh endrivin gat spee ds below 19 mph
(30 km/h ),yo uwi llse epa rki ng symbo l0044 as
a sta tus indicator inthe instrument cluste r.
Wh enapa rki ng space hasbe en detecte d,an
ar row towards the right or the left also
ap pe ars. By default, Activ ePa rki ng Assi stonl y
di sp lays parki ng space son the front-
pa sse nge rsi de .Pa rki ng space son the driver 's
si de aredisp laye das soo nas the turnsigna l
on the driver 'sside isacti vated .Wh enparki ng
on the driver 'sside ,thi smu strem ain acti vated
unti lyo uconfi rmthe useof Activ ePa rki ng
Assi stby pre ssing the 0076 button onthe mul-
tifu nctio nste ering wheel.The syste mautoma t-
ica lly de term ineswh eth erthe parki ng space is
pa rallel or atright ang lesto the directi onof
tra vel . A
pa rki ng space isdisp laye dwh ile yo uar e
dri vin gpa st it, and untilyo uar eap pro xim ately
50 ft(15 m)awa yfrom it.
Pa rki ng G
WA
RNI NG
Acti veParki ng Ass istonl ysu pp orts youwi th
ac tiv este ering inte rventio n.Ifyo udo not
ap plythe brakes yourse lf,the reisthe risk of
an accid ent.
Alw aysap plythe brakes yourse lfwh ile
ma neu vering and parki ng. G
WA
RNI NG
Th ePa rki ng Packa gewith rea rvi ew camer a
onl ysu pp orts youwi th activ este ering inte r-
ven tion.Ifyo udo not applythe brakes your-
se lf,the reisthe risk ofan accid ent.
Alw aysap plythe brakes yourse lfwh ile
ma neu vering and parki ng.
X Stop thevehiclewh en the parki ng space
sy mbo lsho wsthe desired parki ng spacein
the instrumen tclu ste r.
X Shi ftthe transmi ssion topositio n005E.
Th eSta rtParkingAss ist?Yes :OK Sta
rtParkingAss ist?Yes :OK
No: No:
0038 message appe arsin the multifu nc-
tio ndisp lay.
X To canc elthe proc edure:pressthe 0038
bu tton onthe multifu ncti onsteering wheel
or pullaw ay.
or X To
park using Activ ePark ingAs sist:
pre ssthe 0076 button onthe multifu ncti on
ste ering wheel.
Th ePar kingAss ist Active Acceler‐ Par
kingAss ist Active Acceler‐
ate andBrakeObserveSur roundings ate
andBrakeObserveSur roundings
mes sage appe arsin the multifu ncti ondis-
pl ay .
X Let goofthe multifu ncti onsteering wheel.
X Ba ck up the vehicle, be ing readytobra keat
al ltim es.Wh enbackin gup ,dri ve atasp ee d
be low ap pro xim ately6mph (10km/h ).Oth - Dr
ivi ng system s
179Drivi ng andparki ng Z
Page 182 of 334

erwise,
Active Parkin gAssist willbecan-
celed.
X Stop assoon asParkin gAssist PARKTRONIC
sounds thecontinuous warning tone,ifnot
before.
Maneuverin gmay berequired intight park-
ing spaces.
The Parking AssistActiveSelectD Parking
AssistActiveSelectD
Observe Surroundings Observe
Surroundingsmessage appearsin
the multifunc tiondisplay.
X Shift thetran smission toposition 005Bwhile
the vehicle isstat ionary.
Act ive Parkin gAssist immediately steersin
the other direction.
The Parking AssistActiveAcceler‐ Parking
AssistActiveAcceler‐
ate andBrake Observe Surroundings ate
andBrake Observe Surroundings
message appearsinthe multifunc tiondis-
play.
i You
willachieve thebest results bywaiting
for the steerin gprocedure tocomplet e
before pulling away.
X Drive forwards andbeready tobrake atall
times.
X Stop assoon asParkin gAssist PARKTRONIC
sounds thecontinuous warning tone,ifnot
before.
The Parking AssistActiveSelectR Parking
AssistActiveSelectR
Observe Surroundings Observe
Surroundingsmessage appearsin
the multifunc tiondisplay.
As soon asthe parking procedure iscomplet e,
the Active Parking AssistFinished Active
Parking AssistFinishedmes-
sage appears onthe multifunc tiondisplay and
you hear aton e.The vehicle isnow parked.
Act ive Parkin gAssist nolonger supports you
with steerin ginter ventions. When Active Park-
ing Assist isfinished, youmust steer again
yourself. ParkingAssist PARKTRONIC isstill
available.
Parkin gtips:
R The way your vehicle isposition edinthe
parking spaceafterparking isdependent on
various factors. These include theposition
and shape ofthe vehicles parkedinfron t
and behind itand theconditions ofthe loca-
tion .It may bethe case thatActive Parkin g
Assist guides youtoofarinto aparking
space, ornot farenough intoit.Insome
cases, itmay alsolead youacross oront o the
curb. Ifneces sary,cancelthe parking
procedure withActive Parkin gAssist .
R You canalso preselect transmission position
005B. The vehicle redirect sand does notdrive
as far into theparking space.Should the
tran smission changetakeplace tooearly,
the parking procedure iscanc eled. Asensi-
ble parking position cannolonger beach-
ieved fromthisposition .
Exiting apar king space In
order thatActive Parkin gAssist cansupport
you when exitingthe parking space:
R the border ofthe parking spacemustbe
high enough atthe fron tand therear. A
curb istoo small, forexample.
R the border ofthe parking spacemustnotbe
too wide. Yourvehicle canbemaneuvered
into aposition atamaximum of45° tothe
start ingposition inthe parking space.
R amaneuverin gdistanc eof at least 3.3ft
(1.0 m)must beavailable.
Act ive Parkin gAssist canonly assist youwith
exitin gaparking spaceifyou have parked the
vehicle parallel tothe direct ionoftravel using
Act ive Parkin gAssist .
X Start the engine.
X Release theelectr icparking brake.
X Switc hon the turn signal inthe direct ion
you willdrive outofthe parking space.
X Shift thetran smission toposition 005Bor005E.
The Start Parking Assist?Yes:OK Start
Parking Assist?Yes:OK
No: No:0038
messageappearsinthe multifunc -
tion display.
X To cancel theprocedure: pressthe0038
button onthe multifunc tionsteerin gwheel
or pull away.
or
X To
exit apar king space usingActive
Park ingAssist: pressthe0076 button on
the multifunc tionsteerin gwheel.
The Parking AssistActiveAcceler‐ Parking
AssistActiveAcceler‐
ate andBrake Observe Surroundings ate
andBrake Observe Surroundings
message appearsinthe multifunc tiondis-
play.
X Let goofthe multifunc tionsteerin gwheel.
X Pull away, beingready tobrake atall times.
Do not exceed amaximum speedofapprox-
imately 6mph (10km/ h)when exitinga
parking space.Otherwise, Active Parkin g
Assist willbecanc eled. 180
Driving
systemsDriving andparking
Page 183 of 334

X
Dep endingonthe mes sage oras req uired ,
shi ftthe transmi ssion topositio n005B or005E
wh en the vehicleis sta tionar y.
Activ ePa rkin gAssi stimm ediatel ystee rsin
the othe rdi recti on.The ParkingAss ist Par
kingAss ist
Act ive Accelerateand Brake Act
ive Accelerateand Brake
Obs erveSur roundings Obs
erveSur roundings message appe ars
in the multifu nctio ndisp lay.
i Yo
uwi llach ieve the best res ults by waiting
for the stee ringpro ced ureto comp lete
be for epu lling away.
If yo uba ck up after acti vatio n,the stee ring
wh eelis mov edtothe stra ight-a head posi-
tio n.
X Driv efor wa rds and revers eas pro mpte dby
the Parkin gAssi stPAR KTRONICwa rning
di sp lays ,sev eraltime sif nece ssary.
Once youha ve exited theparkin gsp ace com-
pl ete ly,the stee ringwh eelis mov edtothe
stra ight-a head positio n.Yo uhe ar atone and
the Active ParkingAss ist Finished Act
ive ParkingAss ist Finishedmes -
sa ge appe arson the multifu nctio ndisp lay. Yo u
wi llthe nha ve tostee rand mergeinto traffic
on your ow n.Parkin gAssi stPAR KTRONICis
sti llav ailabl e. Yo ucan take overthe stee ring
be for ethe vehicleha sexi ted theparkin g
sp ace comp letel y.Thi sis us efu l,for exa mpl e
wh en youreco gnizetha tit is alrea dypossi ble
to pullou tof the parkin gsp ace .
Ca ncelin gAc tiv eParki ngAssist Yo
ucan canc elActiv ePa rkin gAssi stat any
time .
X Stop themov eme ntofthe multifu nctio n
stee ringwh eelor stee ryo ursel f.
Activ ePa rkin gAssi stwillbe canc eled at
once .The Active ParkingAss ist Can‐ Act
ive ParkingAss ist Can‐
cel ed cel
edmes sage appe arsin the multifu nctio n
di sp lay.
or X Pre ssthe "Parking AssistPAR KTRONIC"but-
ton onthe cente rcons ole (Y page 176) .
Pa rkin gAssi stPAR KTRONICis sw itch edoff
and Activ ePa rkin gAssi stisimm ediatel y
canc eled .The Active ParkingAss ist Act
ive ParkingAss ist
Can celed Can
celedmes sage appe arsin the multi-
fu nctio ndisp lay. Activ
ePa rkin gAssi stiscanc eled automa tically
if:
R pa rkin gus ing Activ ePa rkin gAssi stisno
lo nge rpo ssi ble
R youar edri vin gfa ster than6 mph (10km/h )
R awh eelsp ins ,ESP ®
inte rvenes orfails. The
00E5 ESP®
wa rning lamp lights upinthe
ins trument cluster .
A wa rning tone sounds .The parkin gsy mbo l
di sa pp ears and theActive Parking Act
ive Parking
Ass ist Canceled Ass
ist Canceledmes sage appe arsin the
mu ltifu nctio ndisp lay.
Wh enActiv ePa rkin gAssi stiscanc eled ,yo u
mu stalwa ysstee rag ain yo ursel f. Rea
rvi ew camera
Ge neral notes Re
ar vie wcam era0043isan optica lpa rkin gand
ma neu vering aid. Itsho wsthe area behind
yo ur veh iclewi th guide lines inthe multimed ia
sy stem .
The area behind the vehicleis disp laye das a
mir ror ima ge,as inthe rearvie wmir ror.
i The
text showninthe multimed iasystem
di sp layde pends onthe langu agesetti ng.
The followi ng areexa mpl esofrea rvie w
cam eradisp lays inthe multimed iasystem .
Impo rtant safety notes The
rearvie wcam eraisonl yan aid. Itis not a
rep laceme ntfor your atte ntionto your imm edi-
ate surro und ings.Yo uar ealwa ysres ponsi ble
for safe ma neu vering and parkin g.Ma kesure
tha tthe reareno perso ns, anima lsor objects
in the maneu vering area when youar ema neu -
ver ing orparkin g. Dr
ivi ng system s
181Drivi ng andparki ng Z
Page 184 of 334

Under
thefollowi ngcircumstances, therear
view camera willnotfunction, orwill function
in alimited manner:
R ifthe trunk lidisopen
R in heavy rain,snow orfog
R at night orinvery dark places
R ifthe camera isexposed tovery bright light
R ifthe area islit by fluorescent bulbsor LED
lighting (thedispla ymay flicker)
R ifthere isasudden changeintemperature,
e.g. when driving intoaheated garagein
winter
R ifthe camera lensisdirty orobstructed.
Observe thenotes oncleaning
(Y page 278)
R ifthe rear ofyour vehicle isdamage d.Inthis
case, havethecamera position andsetting
checked ataqual ified speciali stworkshop.
The field ofvision andother functions ofthe
rear view camera mayberestrict eddue to
additional accessories onthe rear ofthe vehi-
cle (e.g. license plateholder, bicycle rack).
On vehicles with<004B0048004C004A004B0057001000440047004D00580056005700440045004F
0048[ chassis,
leaving thestandard heightcanresult ininac-
curacies inthe guide lines,depending ontech-
nical conditions.
i The
cont rast ofthe displa ymay beaffec-
ted bythe sudden presence ofsunlight or
other lightsources, e.g.when exiting a
garage. Payparticular attentioninthis situa-
tion.
i If
usabi lityisseverely restricted,e.g. due
to pixel errors, havethedispla yrepaired or
replaced.
Activating/ deactivating therear view
camera X
To activate: makesurethattheSmartKey
is in position 0048inthe ignition lock.
X Make surethattheActivation byRgear Activation
byRgear
function isselected inthe multimedia sys-
tem; seetheDigital Operator's Manual.
X Engage reverse gear.
The multimedia systemshowsthearea
behind thevehicle withguide lines.
The image fromtherear view camera is
avail able throughout themaneuvering proc-
ess. To
deactivate: therear view camera deacti-
vates ifyou shift thetransmission toposition
005D, orafter driving forwards ashort distance.
The inner segments ofthe warning indicator
are displa yedinred ifthere isacomplete sys-
tem failure.The indicator lampinthe
PARKTRONIC buttonlightsup.
If the system failsatthe rear ofthe vehicle:
R the rear segments areshown inred when
backing up.
R the rear segments arehidden whendriving
forwards.
Displays inthe multim ediasystem The
rear view camera mayshow adistorted
view ofobstacles, showthemincorrect lyor
not atall. The rear view camera doesnotshow
objects inthe followi ngpositions:
R very close tothe rear bumper
R under therear bumper
R in close range above thehandle onthe trunk
lid
! Objects
notatground levelmayappea rto
be further awaythan theyactually are,e.g.:
R the bumper ofaparked vehicle
R the drawba rof atrailer
R the ball coupling ofatrailer towhitch
R the rear section ofan HGV
R aslanted post
Use theguide linesonlyfororientation.
Approach objectsnofurther thanthebot-
tom-most guideline. 0043
Yello wguide lineatadistance ofapprox-
imately 13ft(4.0 m)from therear area
0044 White guidelinewithout steering input–
vehicle widthincluding theexterior mirrors
(static) 182
Driving
systemsDriving andparking