RActive Dis tance Assist DISTRONIC is acti va‐
te d.
00BBIf indicator lamp 1is off: press button 2.
Fu nction of Active Lane Change Assi st
Ac tive Steering Assist is only an aid. You are
re sponsible forth e dis tance totheve hicle in
front, forve hicle speed, for braking in good time
and forst ay ing in your lane. Before changing lanes, make sure
that the neighboring lane is
free (shoulder view).
00CE The availability of thefo llowing function is
countr y-dependent.
Ac tive Steering Assist remains active even if the
turn signal indica tor is switched on. Active Steer‐
ing Assist then assists the driver when changing
lanes byapplying steering torques toinitiate the
lane change.
Assis tance when changing lanes is pr ovided if all
th efo llowing conditions are me t:
RYou are driving on a mo torw ay or high-speed
multi-lane major road with multiple lanes in
th e direction of tr avel.
RThe neighboring lane is free and separated
bya broken lane marking.
RThe driven speed is between 50 mph
(80 km/h) and 110mp h(1 80 km/h).
RThe turn signal indicator is switched on for
longer than two seconds.
If th e sy stem is impaired, Active Lane Change
Assi stmay be canceled. If an inter ruption
occurs, display 1appears in the multifunction display along with a
warning tone pr om
ptin
g you
to take control of theve hicle.
Ste ering and contact de tection
Ac tive Steering Assist requ ires you as the driver,
to keep your hands on thesteering wheel at all
times so that you are able tointer vene at any
time tocor rect the course of theve hicle and
ke ep it in lane. The driver must expect a change
from active topassive mode or vice versa at any
time.
If yo u are not steering yourself or if you take
yo ur hands offthesteering wheel for a pro‐
longed period of time, the sy stem will, depend‐
ing on the situation, firs t alert you with a visual
Driving and parking 16
9
warning. 1appears in the multifunction displa y.
If yo u are still not steering theve hicle yourself or
if yo u ha venot take n hold of thesteering wheel,
a wa rning tone sounds in addition tothewa rning
message toremind youto take control of the
ve hicle.
The warning message does not appear or disap‐
pears if one of thefo llowing conditions are me t:
RThe driversteers theve hicle.
RThe driver presses a steering wheel button or
operates Touch Control.
Fu nction of Active Eme rgency Stop Assist
If th e driver continues toigno rethe acoustic
wa rning of Active Lane Change Assi st,Ac tive
Dis tance Assist DISTRONIC reduces the speed.
If th e driver still does not respond, theve hicle is
decelerated in stages toast andstill.
The driver can cancel the deceleration at any
time byper form ing one of thefo llowing actions:
RSt eering
RBraking or accelerating
RPressing a steering wheel button or operat‐
ing Touch Control
RAc tivating or deacti vating Active Steering
Assist or Dis tance Assist DISTRONIC
The driver must beready totake control of the
ve hicle at any time.
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:
RThe transmission is in position 005Bor005E.
RThe elect ric park ing brake is released.
This gives you enough time tomo veyour foot
from the brake pedal tothe accelerator pedal
and depress it before theve hicle begins toroll.
0071
WARNING Risk of accident and injury
caused bytheve hicle rolling away
Af ter a short time, Hill Start Assist no longe r
holds theve hicle and it can rollaw ay.
00BBTherefore, 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.
HOLD function
HOLD function
The HOLD function holds theve hicle at a stand‐
st ill without requ iring youto depress the brake
pedal, e.g. when pulling away on steep slopes.
Sy stem limitations
RThe incline must not be greaterth an 30%.
Ac tivating/deactivating the HOLD function
0071
WARNING Risk of an accident due tothe
HOLD function being activated when you
lea vetheve hicle
If yo u lea vetheve hicle while only the HOLD
function is braking theve hicle, theve hicle
can rollaw ay inthefo llowing situations:
RIf th ere is a malfunction in the sy stem or
in the po wer supply.
170
Driving and pa rking
Therear view camera is only an aid. It is not a
substitute foryo ur attention tothe sur roundings.
The responsibility for safe maneu vering and
pa rking remains with you. Make sure that there
are no persons, animals or objects in the maneu‐
ve ring area while maneu vering and pa rking in
parking spaces.
Yo u can select from thefo llowing vie ws:
RNo rmal view
RWide-angle view
RTrailer 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 rear view camera will not function or will
only pa rtially function in thefo llowing situations:
RIf th e trunk lid or tailgate is open.
RThere is heavy rain, snow or fog.
RThe light conditions are poor, e.g. at night.
RThe camera lens is obstructed, dirty or fog‐
ge d up. Obser vethe no tes on cleaning the
re ar view camera (
→page 327).
RThe 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 there ar
view camera may be restricted due toadditional
accessori es onthere ar of theve hicle (e.g.
license plate brac ket or bicycle rack ).
00CE The display c
ontrast may be impaired due to
incident sunlight or other light sources. In
th is case, pay particular attention.
00CE 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:
Normal view
1Ye llow guide line, vehicle width (driven sur‐
fa ce) depending on the cur rent steering
wheel angle (dynamic)
2Ye llow lane marking the course the tires will
ta ke atthe cur rent steering wheel angle
(dynamic)
3Ye llow guide line at a dis tance of appr ox‐
imately 3.3 ft(1.0 m) from there ar area
4Bumper
5Re d guide line at a dis tance of appr oximately
12 in (0.3 m) from there ar area
Driving and parking 17
9
Wide-angle view
Ve hicles with Active Parking Assist
The following camera vie wsare available in the
multimedia sy stem:Normal view
1Ye llow lane marking the course the tires will
ta ke atthe cur rent steering wheel angle
(dynamic)
2Ye llow guide line, vehicle width (driven sur‐
fa ce) depending on the cur rent steering
wheel angle (dynamic)
3Re d guide line at a dis tance of appr oximately
12 in (0.3 m) from there ar area
4Ye llow warning display of Parking Assist
PA RKTRONIC: obstacles ar eat adis tance of
between appr oximately 2.0 ft(0.6 m) and
3.3 ft(1.0 m)
5Re dwa rning display of Parking Assist
PA RKTRONIC: obstacles ar eve ry close
(appr oximately 1.0 ft (0.3 m) or less)
6Orange warning display of Parking Assist
PA RKTRONIC: obstacles ar e amedium dis‐
ta nce away (between appr oximately 1.0 ft
(0.3 m) and 2.0 ft(0.6 m))
00CE Ifth e entire sy stem fails, the inner segments
of thewa rning display are shown in red. The
indicator lamp on thePA RKTRONI Cbut ton
lights up and theé symbol appears in
th e multifunction displa y.
If th e sy stem fails in there ar:
RThe rear segments are shown in red
when backing up.
RThe 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 PARKTRONI Cis deacti vate
d,
th ewa rnin
g display fades out.
18 0
Driving and pa rking
Top view
1Lane indicating thero ute theve hicle will
ta ke with thesteering wheel in its cur rent
position
2Ye llow warning display of Parking Assist
PA RKTRONIC: obstacles at adis tance of
appr oximately 3.3 ft(1.0 m) or less
3Yo ur vehicle from abo ve
If th e dis tance tothe object lessens, the color of
th ewa rning display changes 2.From a dis‐
ta nce of appr oximately 2.0 ft(0.6 m) thewa rn‐
ing display is shown in orange. From a dis tance
of appr oximately 1.0 ft (0.3 m) thewa rning dis‐
play is shown in red. When
Parking Assist PARKTRONI Cis operational
and no objec tis de tected, the segments of the
wa rning display are shown in gray .
00CE Ifth e entire sy stem fails, the segments of
th ewa rning display are shown in red. The
indicator lamp on thePA RKTRONI Cbut ton
lights up and theé symbol appears in
th e multifunction displa y.
If th e sy stem fails at there ar, the display of
th e segments changes as follo ws :
RThe rear segments are shown in red
when backing up.
RThe rear segments are hidden when driv‐
ing forw ards.
If Pa rking Assist PARKTRONI Cis deacti vated,
th ewa rning display fades out. Guide lines1Ye
llow lane marking the course the tires will
ta ke atthe cur rent steering wheel angle
(dynamic)
2Ye llow guide line, vehicle width (driven sur‐
fa ce) depending on the cur rent steering
wheel angle (dynamic)
3Re d guide line at a dis tance of appr oximately
12 in (0.3 m) from there ar area
4Mark at a distance of appr ox. 3.3 ft(1.0 m)
00CE When Active Parking Assist is active, the
lanes are displa yed in green.
18 2
Driving and pa rking
00BBIfyo u ha vedriven past a suitable parking
space: bring theve hicle toast andstill.
00BBSelect desired parking space 4.
00BBWhere necessary,select the parking direc‐
tion: forw ards or backwards.
Ve hicle path 3is shown, depending on the
selected parking space and parking direc‐
tion.
00BBConfirm the selected parking space.
0071
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.
00BBPa yattention toobjects and other road
users.
00BBWhere necessar y,stop theve hicle or
cancel the parking procedure with
Ac tive Parking Assist.
00BBIf, forex ample, the ( Q J D J H 5 H Y H U V H * H D U
message appears in the multimedia sy stem
display: select the cor responding transmis‐
sion position.
The vehicle drives into the selected parking
space.
On completion of the parking procedure, the
3 D U N L Q J $ V V L V W ) L Q L V K H G 7 D N H &