still
detects increasing lapsesinconcen tra-
tion, youwillbewarned againafter 15minutes
at the earliest. Thiswillonly happen ifATTEN-
TION ASSISTstill detects typicalindicators of
fatigue orincreasing lapsesinconcen tration.
Vehicles withtheCOMAND multimedia
system: ifawarning isoutput inthe multi-
function display,aservice stationsearchis
performed inthe multimedia system.Youcan
select aservice stationandnavigation tothis
service stationwillthen begin. Thisfunction
can beactivated ordeactivated inthe multi-
media system; seetheDigital Operator's Man-
ual . Lane
Tracking package
General notes The
Lane Tracking packageconsistsofBlind
Spot Assist (Ypage 185)andLane Keeping
Assist (Ypage 186).
Blind SpotAssis t General
notes
Blind SpotAssist monitors theareas oneither
side ofthe vehicle thatarenot visible tothe
driver withtwolateral, rear-facing radarsen-
sors. Awarning displayin the exterior mirrors
draws yourattent iontovehicles detected in
the monitored area.Ifyou then switch onthe
corresponding turnsignal tochange lane,you
will also receive anoptical andaudiblewarn-
ing.
Blind SpotAssist supports youfrom aspeed of
approximately 20mph (30km/h).
Importa ntsafety notes G
WARNING
Blind SpotAssist doesnotreact to:
R vehicles overtaken tooclosely onthe side,
placing theminthe blind spotarea
R vehicles whichapproach withalarge
speed differential andovertake yourvehi-
cle
As aresult, BlindSpotAssist maynotgive
warnings insuch situations. Thereisarisk
of an accident. Always
observe thetraffic conditions care-
fully ,and maintain asafe lateral distance.
Blind SpotAssist isonly anaid. Itmay failto
detect somevehicles andisno substitute for
attent ivedriving. Alwaysensurethatthere is
sufficient distancetothe side forother road
users andobstacles.
i USA
only:
This device hasbeen approved bythe FCC
as a"Vehicul arRada rSystem". Theradar
sensor isintended foruse inan automotive
radar system only.Removing, tampering
with, oraltering thedevice willvoid anywar-
ranties, andisnot permitted bythe FCC. Do
not tamper with,alter, oruse inany non-
approved way.
Any unauthorized modificationtothis device
could voidtheuser’s authority tooperate
the equip ment.
Rada rsenso rs
The radar sensors forBlind SpotAssist are
integrated intotherear bumper. Makesure
that thebumpers arefree from dirt,iceor
slush. Thesensors mustnotbecovered, for
example bycycle racks oroverhanging loads.
Following asevere impact orinthe event of
damage tothe bumpers, havethefunction of
the radar sensors checked ataqual ified spe-
cialist workshop. BlindSpotAssist maynolon-
ger work properly.
Monitoring rangeofthe senso rs
In particular, thedetection ofobstacles canbe
impaired if:
R there isdirt onthe sensors oranything else
covering thesensors
R there ispoor visibil ity,e.g. due tofog, heavy
rain orsnow
R anarrow vehicle traveling infront ,e.g. a
motorbike orbicycle
R the road hasvery wide lanes
R the road hasnarrow lanes
R you arenot driving inthe middle ofthe lane
R there arebarriers orother roadboundarie s
Vehicles inthe monitoring rangearethen not
indicated.
Blind SpotAssist monitors thearea upto10 ft
(3 m) behind yourvehicle anddirectly nextto
it. Driving
systems
185Drivingandparking Z
If
the lanes arenarrow, vehiclesdriving inthe
lane beyond thelane next toyou rvehicle may
be indicated ,especia llyifthe vehicle sare not
driving inthe middl eof their lane. Thismay be
the case ifthe vehicle sare driving onthe inner
side oftheir lane.
Due tothe nature ofthe system:
R warnings maybeissu edinerror when driv-
ing close tocrash barriersor simil arsolid
lane borders.
R warnings maybeinterrupted whenyouare
driving alongsideparticul arlylong vehicle s,
such astrucks, foraprolonged time.
Warning display 0043
Warning display
Blind SpotAssist isnot active atspeed sbelow
appro ximately 20mph (30km/h). Vehiclesin
the monitoring rangearethen notindicated .
When BlindSpotAssist isactivated, indicator
lamp 0043inthe exterior mirrorslightsupyellow
at speed sof up to20 mph (30km/h ).At
speed sabove 20mph (30km/h), theindicator
lamp goesoutand Blind SpotAssist isopera -
tional.
If avehicle isdetected withintheblind spot
monitoring rangeatspeed sabove 20mph
(30 km/h), warning lamp0043onthe corre-
sponding sidelights upred. This warning is
alw ays emitted whenavehicle enterstheblind
spot monitoring rangefrombehind orfrom the
side. When youovertake avehicle ,the warning
only occurs ifthe difference inspeed isless
than 7mph (12km/h ).
The yellow indicator lampgoesoutifreverse
gear isengaged .In this event, BlindSpot
Assist isno longer active.
The brightness ofthe indicator/wa rninglamps
is adjusted automaticallyaccording tothe
ambi entlight. Col
lision warning
If avehicle isdetected inthe monitoring range
of Blind SpotAssist andyouswitch onthe cor-
respondi ngturn signal ,a doub lewarning tone
sounds. Redwarning lamp0043flashe s.Ifthe
turn signal remains on,vehicle sdetected are
indicated bythe flashi ngofred warning
lamp 0043.There arenofurther warning tones.
Swi tching onBlind SpotAssist
X Make surethatBlind SpotAssist isactiva-
ted inthe on-board computer (Ypage 198).
X Turn theSmartKey topositio n0048 inthe igni-
tion lock.
Warning lamps0043 inthe exterior mirrors
light upred forappro ximately 1.5seconds
and then turnyellow.
Lane Keeping Assist Gene
ralnotes Lane
Keepi ngAssist monitors thearea infront
of you rvehicle bymeans ofmultifu nctioncam-
era 0043which isattached behindthetop ofthe
windshi eld.Lane Keepi ngAssist detects lane
markings onthe road andcanwarn youbefore
you leaveyou rlane unintentionally .
This function isavai lablein the range betwee n
40 mph and120 mph (60km/h and
200 km/h).
A warning maybegiven ifafront wheel passes
over alane marking. Itwil lwarn youbymeans
of intermittent vibrationin the steering wheel
for upto1.5 seconds .
Important safetynotes G
WARNING
Lane Keepi ngAssist cannot always clearl y
detect lanemarkings. 186
Drivi
ngsystemsDrivi ngand parking