
R
If no, or se veral, unclear lane markings are
present for one lane, e.g. in a construction
area.
R Ifth e lane markings are wornaw ay, dark or
co vered up, e.g. bydirt or sno w.
R The dis tance totheve hicle in front is too
small and the lane markings thus cannot be
de tected.
R Ifth e lane markings change quickl y,e.g.
lanes branch off, cross one ano ther or
mer ge.
R The car riag ewa y is nar row and winding.
R Ifth ere are highly variable shade conditions
on the car riag ewa y.
R Ifth ere are obs tacles su chas object mar kers
on the lane or projecting out into the lane.
The sy stem does not pr ovide assis tance in the
fo llowing conditions:
R Onvery sharp bends.
R When towing a trailer.
R Ifyo u actively change lane without swit ching
on the turn signal indicator. Ac
tivating Active Steering Assist
Requ irements:
R ESP ®
must be activated, but not inter vening.
R Active Dis tance Assi stDISTRONIC is acti va‐
te d. #
If indicator lamp 1is off: press button 2. Information on Hill
Start Assist Hill
Start Assist holds theve hicle for a short
time when pulling away on a hill under thefo l‐
lowing conditions:
R Vehicles with automatic transmission: the
transmission is in position hork.
R The electric pa rking brake is released.
This gives you enough time tomo veyour foot
from the brake pedal tothe accelera tor pedal
and depress it before theve hicle begins toroll. &
WARNING Risk of accident and inju ry
caused bytheve hicle rolling away
Af ter a short time, Hill Start Assist no lon ger
holds theve hicle and it can rollaw ay. #
Therefore, swiftly mo veyour foot from
th e brake pedal tothe accelerator
pedal. Ne ver attem pttolea vetheve hi‐
cle if it is being held byHill Start Assist. Driving and parking
211

The
vehicle is lo wered again in thefo llowing sit‐
uations:
R When driving fasterthan 80 km/h.
R When driving between 60 km/h and
80 km/h for appro ximately thre e minutes.
R After selecting a drive program using the
DY NA MIC SELECT switch.
The vehicle is adjus tedto the height of the last
active drive program.
Lo weri ngtheve hicle #
Press button 1.
Indicator lamp 2goes out. The vehicle is
adjus tedto the height of the active drive pro‐
gram. Pa
rking Assist PARKTRONIC Fu
nction of Parking Assist PARKTRONIC Pa
rking Assist PARKTRONIC is an electronic
parking assi stance sy stem with ultrasound. It
monitors the area around your vehicle using six
sensors 1inthe front bumper and six sensors
in there ar bumper. Parking Assist PARKTRONIC
indicates visually and audibly the dis tance
between your vehicle and an object.
Pa rking Assist PARKTRONIC is on lyan aid. It is
not a substitute foryo ur attention tothe sur‐
ro undings. The responsibility for safe manoeu‐
vring and parking remains with you. Make sure
th at there are no persons, animals or objects in th
e manoeuvring area while manoeuvring and
parking in/exiting parking spaces.
In thest andard setting, an intermit tent wa rning
to ne sounds from a di stance of appr oximately
0.3 m toan obs tacle. A continuous tone sounds
from a di stance of appr oximately 0.2 m. You can
set thewa rning tone in the multimedia sy stem
so that it will sound earlier at a greater dis tance
of appr oximately 1.0 m (→ page219).
If Pa rking Assist PARKTRONIC is deacti vated,
Ac tive Parking Assist is una vailable.
Pa rking Assist PARKTRONIC displ ayinthe
mu ltimedia sy stem
If Ac tive Parking Assist is not activated and an
obs tacle is de tected in the path of theve hicle, a
pop-up window forPa rking Assist PARKTRONIC
1 appears in the multimedia sy stem at speeds
up toappr oximately 10km/h. 216
Driving and pa rking

Re
versing camera Fu
nction of there ve rsing camera If
yo u ha veactivated the function in the multime‐
dia sy stem, the image from reve rsing camera 1
is displa yed in the multimedia sy stem when
re ve rsege ar is selec ted. Dynamic guide lines
show the path theve hicle will take with the
st eering wheel in its cur rent position. This helps yo
uto orientate yourself and toavo id obs tacles
when reve rsing.
The reve rsing camera is only an aid. It is not a
substitute foryo ur attention tothe sur roundings.
The responsibility for safe manoeuvring and
parking remains with you. Make sure that there
are no persons, animals or objects in the
manoeuvring area while manoeuvring and park‐
ing in parking spaces.
Yo u can select from thefo llowing vie ws:
R Normal view
R Wide-angle view
R Trailer view
The area behind theve hicle is displa yed as a
mir ror image, as in the inside rearview mir ror.
Sy stem limitations
The reve rsing camera will not function or will
only partially function in thefo llowing situations:
R Ifth e boot lid or tailgate is open.
R There is heavy rain, snow or fog.
R The light conditions are poor, e.g. at night. R
The camera lens is obstructed, dirty or mis‐
te d up. Obser vethe no tes on cleaning the
re ve rsing camera (→ page317).
R The camera or rear of your vehicle is dam‐
aged. In this case, ha vethe camera and its
position and setting checked at a qualified
specialist workshop.
The field of vision and other functions of the
re ve rsing camera may be restricted due toaddi‐
tional accesso ries on there ar of theve hicle (e.g.
licence plate brac ket or bicycle rack ).
% The display contrast may be impaired due to
incident sunlight or other light sources. In
th is case, pay particular attention.
% Ifth e display operation is considerably
impaired due topixel er rors,fo rex ample,
ha ve the display repaired or replaced.
Ve hicles without Active Parking Assist
The following camera vie wsare available in the
multimedia sy stem: 220
Driving and parking

3
Red guide line at a dis tance of appr oximately
0.3 m from there ar area
4 Yellow warning display of Parking Assist
PA RKTRONIC: obstacles are at a dis tance of
between appr oximately 0.6 m and 1.0 m
5 Redwa rning display of Parking Assist
PA RKTRONIC: obstacles are very close
(appr oximately 0.3 m or less)
6 Orange warning display of Parking Assist
PA RKTRONIC: obstacles are a medium dis‐
ta nce away (between appr oximately 0.3 m
and 0.6 m)
% Ifth e entire sy stem fails, the inner segments
of thewa rning display are shown in red. The
indicator lamp on thePA RKTRONIC but ton
lights up and theé symbol appears in
th e multifunction displa y.
If th e sy stem fails at there ar:
R The rear segments are shown in red
when reve rsing.
R The rear segments are hidden when driv‐
ing forw ards. When
Active Parking Assist is active, the
lanes are displa yed in green.
If Pa rking Assist PARKTRONIC is deacti vated,
th ewa rning display fades out. Wi
de-angle view Vi
ew of trailer (if trailer hitch is fitted)
1 Yellow guide line, locating aid
2 Red guide line at a dis tance of appr oximately
0.3 m tothe ball head of the trailer hitch
3 Ball head of the trailer hitch
Switching reve rsing camera automatic mode
on/off
The reve rsing camera is only an aid. It is not a
substitute foryo ur attention tothe immediate
sur roundings. The responsibility for safe
manoeuvring and parking remains with you.
Make sure that no persons, animals or objects
are in the manoeuvring range. Pay attention to 222
Driving and parking

yo
ur sur roundings and be ready tobrake at all
times.
Multimedia sy stem:
, Vehicle .
System settings .
Rear view
camera .
Activation by R gear #
Activate Oor deacti vate ª the function.
If yo u ha veactivated theActivation by R gear
function, the image from there ve rsing cam‐
era is displa yed in the multimedia sy stem
when you select reve rsege ar.
Opening the camera co ver of the reve rsing
camera
Multimedia sy stem:
, Vehicle .
System settings .
Active
Parking Assist .
Open camera cover #
Activate or deacti vate the function. 360° Camera
Fu
nction of the 360° Camera
The 360° Camera is a sy stem that consists of
fo ur cameras. The cameras co verth e immediate
ve hicle sur roundings. The sy stem supports you, e.g. when parking or at
exits with reduced visibil‐
ity.
The 360° Camera is only an aid. It is not a sub‐
st itute foryo ur attention tothe sur roundings.
The responsibility for safe manoeuvring and
parking remains with you. Make sure that there
are no persons, animals or objects in the
manoeuvring area while manoeuvring and park‐
ing in parking spaces.
The sy stem evaluates images from thefo llowing
cameras:
R Reversing camera
R Front camera
R Two side cameras in the outside mir rors
Vi ew s of the 360° Camera
Yo u can select from dif fere nt vie ws: 1
Wide-angle vie w,front
2 Top view with image from the front camera
3 Top view with images from the side cameras
in the outside mir rors
4 Wide-angle vie w,rear
5 Top view with image from there ve rsing cam‐
era
6 Top view with trailer view (if trailer hitch is
fi tted) Driving and pa
rking 223

R
The camera lens is obstructed, dirty or mis‐
te d up.
R Cameras, or vehicle components in which
th e cameras are fitted, are dama ged. In this
eve nt, ha vethe cameras, their positions and
th eir setting checked at a qualified specialist
wo rkshop.
Do not use the 360° Camera under such circum‐
st ances. You could otherwise injure others or
collide with objects when parking theve hicle.
On vehicles with height-adjus table suspension or
if th eve hicle is car rying a heavy load, leaving the
st andard height can result in inaccuracies in the
guide lines and in the display of thege nerated
ima ges, depending on tech nical conditions.
The field of vision and other functions of the
came rasystem may be restricted due toaddi‐
tional accesso ries on there ar of theve hicle (e.g.
licence plate brac ket, bicycle rack ).
See the no tes on cleaning the 360° Camera
(→ page 317). Selecting a view
for the 360° Camera
The Activation by R gear function is selected in
th e multimedia sy stem. #
Enga gereve rsege ar. #
Inthe multimedia sy stem, select the desired
vie w.
Switching automatic mode of there ve rsing
camera on/off (Active Parking Assist)
The reve rsing camera is only an aid. It is not a
substitute foryo ur attention tothe sur roundings.
The responsibility for safe manoeuvring and
parking remains with you. Make sure that no
persons, animals or objects etc. are in the
manoeuvring range. Pay attention to your sur‐
ro undings and be ready tobrake at all times.
Multimedia sy stem:
, Vehicle .
System settings .
Active
Parking Assist .
Activation by R gear #
Switch the function on Oor off ª.
If yo u ha veactivated theActivation by R gear
function, the image from there ve rsing cam‐
era is displa yed in the multimedia sy stem
when you select reve rsege ar. Opening
the camera co ver of the reve rsing
camera (Active Parking Assist)
Multimedia sy stem:
, Vehicle .
System settings .
Active
Parking Assist .
Open camera cover #
Activate or deacti vate the function. Ac
tive Parking Assist Fu
nction of Active Parking Assist
Ac tive Parking Assist is an elect ronic pa rking
assis tance sy stem which uses ultrasound and is
automatically activated during forw ard tra vel.
The sy stem is operational at speeds of up to
appr oximately 35 km/h. When all the conditions
are fulfilled, thec symbol appears in the
multifunction display and the sy stem automati‐
cally sear ches for and measu res parking spaces
on bo thsides of theve hicle parallel and perpen‐
dicular tothe direction of tra vel. If Active Parking
Assist is activated, suitable parking spaces are
displa yed in the multimedia sy stem. The ë
symbol appears in the multifunction displa y.The
ar row s show on which side of the car riag eway
free parking spaces are loca ted. 226
Driving and parking

The parking space and, if necessar
y,the parking
direction can be selected as desired. Active
Pa rking Assist calculates a suitable vehicle path
and assists you in parking and exiting the park‐
ing space.
Ve hicles with automatic transmission: Active
Pa rking Assist changes gear, accelerates, brakes
and steers theve hicle.
Ve hicles with manual transmission: Active
Pa rking Assist supports youby inter vening
acti velyin thesteering.
% The active brake application and automatic
gear change is on lyavailable on vehicles
with automatic transmission.
Ac tive Parking Assist is only an aid. It is not a
substitute foryo ur attention tothe sur roundings.
The responsibility for safe manoeuvring and
parking remains with you. Make sure that no
persons, animals or objects etc. are in the
manoeuvring range.
Ac tive Parking Assist is cancelled if, among
ot her things, one of thefo llowing actions is car‐
ri ed out:
R You deactivate Parking Assist PARKTRONIC. R
You deactivate Active Parking Assist.
R You begin steering.
R You apply the parking brake.
R You en gage j.
R ESP ®
inter venes.
R You open theta ilgate.
Sy stem limitations of Active Park ing Assist
Objects located abo veor below the de tection
ra nge of Active Parking Assist are not de tected
when the parking space is being measured.
These are also not take n into account when the
parking manoeuvre is calculated, e.g. overhang‐
ing loads, overhangs or loading ramp s of lor ries
or the boundaries of parking spaces. In some cir‐
cums tances, Active Parking Assist may therefore
guide you into the parking space prematurel y. &
WARNING Risk of accident due to
objects located abo veor below the
de tection range of Active Parking Assist
If th ere are objects abo veor below the
de tection range, thefo llowing situations may
arise:
R Active Parking Assist may steer too ear ly.
R Vehicles with automatic transmis‐
sion: Thevehicle may not stop in front of
th ese objects.
This could cause a collision. #
Inthese situations, do not use Active
Pa rking Assist. Sn
owfa ll or heavy rain may lead toa parking
space being measured inaccuratel y.Pa rking
spaces that are partial lyoccupied bytrailer
dr aw bars might not be identified as such or be
measured incor rectly. Only use Active Parking
Assist on le vel, high-grip ground. Dr
iving and parking 227

#
Ifyo u ha vedriven past a suitable parking
space: bring theve hicle toast andstill. #
Select desired parking space 4.#
Where necessar y,select the parking direc‐
tion: forw ards or reve rse.
Ve hicle path 3is shown, depending on the
selected parking space and parking direc‐
tion. #
Confirm the selected parking space. &
WARNING Risk of accident due tovehi‐
cle swinging out while parking or pulling
out of a parking space
While parking or exiting a parking space, the
ve hicle swings out and can drive onto areas
of the oncoming lane.
This could cause youto collide wi thobjects
or other road users. #
Pay attention toobjects and other road
users. #
Where necessar y,stop theve hicle or
cancel the parking procedure with
Ac tive Parking Assist. #
If,forex ample, theEngage reverse gear mes‐
sage appears in the multimedia sy stem dis‐
play: select the cor responding transmission
position.
Ve hicles with automatic transmission: the
ve hicle drives into the selected parking
space. #
Vehicles with manual transmission: stop
as soon as Parking Assist PARKTRONIC sounds
the continuous warning tone, if not
be fore . Depending on the message or as
re qu ired, engage forw ard or reve rsege ar.
On completion of the parking procedure, the
Active Parking Assist finished, take control of
the vehicle. displaymessa geappears. Further
manoeuvring may still be necessar y. #
After completion of the parking procedure,
safeguard theve hicle against rolling away.
When requ ired bylegal requirements or local
conditions: turn the wheels towa rdsth eke rb.
% Ve
hicles with automatic transmission:
yo u can stop theve hicle and change the
transmission position du ring the parking pro‐
cedure. The sy stem then calculates a new
ve hicle path. The parking procedure can
th en be continued. If no new vehicle path is
av ailable, the transmission position will be
ch anged again. If theve hicle has not yet
re ached the parking space, the parking pro‐
cedure will be cancelled, should a gear be
ch anged. Driving and parking
229