Page 200 of 506

WhenParking Assist PARKTRONI Cis operational
and no objec tis de tected, the segments of the
wa rning display are shown in gray .
% 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:
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 dis tance of appr ox. 3.3 ft(1.0 m)
% When Active Parking Assist is active, the
lanes are displa yed in green. The guide lines in
the multimedia sy stem dis‐
play show the dis tances toyour vehicle. The
dis tances only apply toroad le vel.
Side view of the mir ror cameras
The sides of theve hicle can be seen in this vie w.
1Guide line of extern al vehicle dimensions
with outside mir rors folded out
2Mar ker of the wheel conta ct points
Sy stem limitations
The 360° Camera will not function or will only
partially function in thefo llowing situations:
RIf th e doors are open.
19 8
Driving and pa rking
Page 213 of 506

Active Lane Keeping Assist
Function of Active Lane Keeping Assist
Active Lane Keeping Assist monitors the area in
front of your vehicle bymeans of multifunction
camera 1. It ser vesto protect you against unin‐
te ntional lyleaving your lane. Youwill be warned
by means of a vibration in thesteering wheel and a course-cor
recting brake application guides
yo u back into your lane.
Yo u are warned byvibration pulses in thesteer‐
ing wheel in thefo llowing circums tances:
RAc tive Lane Keeping Assist de tects lane
markings.
RA front wheel passes over the lane markings.
Yo u will also be guided back into your lane by
means of a course-cor recting brake application
if th efo llowing conditions are me t:
RActive Lane Keeping Assist de tects lane
markings on bo thsides.
RA front wheel drives over a solid lane mark‐
ing.
Whe ther a warning is issued and when this
occurs also depends on the selected sensitivity
setting (s tanda rdor adaptive).
If yo ufa ilto adapt your dr ivingst yle, Ac tive Lane
Ke eping Assist can neither reduce therisk of an
accident nor override the la wsof ph ysics. It can‐
not take into account road, weather or traf fic
conditions. Active Lane Keeping Assist is only an
aid. You are responsible forth e dis tance tothe ve
hicle in front, forve hicle speed, for bra
king in
good time and forst ay ing in lane.
Ve hicles with Lane Tracking pac kage:If th e
lane markings are solid lines and you do not
re act tothewa rning, a lane-cor recting brake
application can bring theve hicle back into the
original lane.
Ve hicles with Driving Assistance pac kage or
Driving Assistance Plus pa ckage: Ifyo u do not
re act tothewa rning, a lane-cor recting brake
application can bring theve hicle back into the
original lane. In the case of a broken lane mark‐
ing being de tected, a brake application will only
be made if a vehicle has been de tected in the
adjacent lane. Oncoming vehicles, overtaking
ve hicles and vehicles in adjacent lanes can be
de tected.
The brake application is available in the speed
ra nge between 40 mph(6 0 km/h) and 120mp h
(200 km/h).
Driving and parking 21
1
Page 219 of 506
#Only operatethis equipment when the
traf fic situation permits.
#If yo u cannot besure of this, stop the
ve hicle whilst paying attention toroad
and traf fic conditions and ope rate the
equipment with theve hicle stationar y.
You must observ eth e legal requirements forth e
country in whi chyou are cur rently driving when
operating the on-board computer.
% The on-board computer displa ysappear in
th e multifunction display (
→page 218).
Th eon -boa rdcompute r is operated using Touch
Control 2and back butto n1 onthe left-hand
side of thesteering wheel.
The following menus are available:
R 6 H U Y L F H
R ' U L Y H $ V V L V W
R 7 U L S
R 1 D Y L J D W L R Q
R 5 D G L R
R 0 H G L D
R 3 K R Q H
RVe hicles with an Instrument Display in
th eWi descreen Co ckpit: ' L V S &