lane assist MERCEDES-BENZ M-Class 2012 W166 Owner's Manual

1,
2,3... 115
Vsocket .................. .................... 298
12 Vsocket
see Sockets
4ETS (Electr onicTract ion Syst em)....63
4MA TIC(permane ntfour-w heel
drive) .................................................. 208A
ABS
(Anti-lo ckBraking System)
Displ aymessa ge............................ 239
Function/notes ................................61
Importa ntsafe tynotes .................... 61
Warni nglamp ....... .......................... 272
Ac tivating /deactivating cooli ng
wi th air dehumidif ication ................. 128
Ac tive BlindSpot Assist
Activa ting/d eactiva ting(on-
boa rdcomp uter)............................ 232
Function/inform ation.................... 202
Trai lertowi ng................................. 205
Ac tive Curve System
Displ aymessa ge............................ 258
Function/notes ............................. 181
Ac tive DrivingAssistanc epackage .202
Ac tive Lane Keepin gAss ist
Activating/d eactivating (on-
boa rdcompu ter)............................ 233
Displ aymessa ge............................ 259
Function/inform ation.................... 205
Trai lertowi ng................................. 208
Ac tive LightSyste m
Displ aymessa ge............................ 253
Ac tive Parking Assist
Displ aymessa ge............................ 260
Importa ntsafe tynotes .................. 186
Tow ingatrail er.............................. 189
Ac tive servi cesyste mPLUS
see ASSYS TPLUS service interval
disp lay
AD APTIVE BRAKE.................... .............6 5
Ada ptive High beam Assist
Dis play message ............................ 253
Function/notes ............................. 112
Switchi ngon/off (on-boa rd
compu ter)...................................... 234Additi
ves(engi neoil)........................ 388
AD S(A daptive DampingSyste m)
Function/notes ............................. 180
Ai rb ags
Displ aymessa ge............................ 249
Front airbag (driver, front
pas senger )....................................... 42
Importa ntsafe tynotes .................... 40
Knee bag....... ................................... 42
PASSENGER AIRBAG OFF
indi cator lamp .................................. 44
Safety guidel ines ............................. 39
Side impactairb ag .......................... 43
Windo wcurtain airbag .................... 44
Ai r-con ditioningsyste m
see Clima tecontrol
Ai rf ilter (disp laymessa ge).............. 257
AI RF LOW ........................................... 129
AI RMATIC package
ADS (Adaptive Dampi ngSystem) ...180
Function/notes ............................. 180
Level control .................................. 181
Ai rpressure
see Tire press ure
Ai rv ents
Glove box....................................... 134
Imp ortant safet ynotes .................. 134
Rea r............................................... 135
Setting ........................................... 134
Setting thecenter airvents ........... 134
Setting thesideairvents ............... 134
Al arm syste m
see ATA (Anti-Theft Alarmsystem)
Ambi entlighting
Setting thebrightness (on-boa rd
compu ter)...................................... 234
Setting thecolor (on-boa rd
compu ter)...................................... 235
Anti -lockBraki ngSys tem
se eABS (Anti-lock Bra king Syste m)
An ti-Th eftAl arm system
se eATA (Anti -Theft Alarm syste m)
An ti-th eftsys tem
ATA (Anti -Theft Alarm syste m) ......... 68
Approac h/departure angle.............. 166
Ashtray ............................................... 2964
In
dex

Disp
lay(clea ning instructi ons) ........ 323
Di splay messag es
Ca lling up (on-boa rdcompu ter)..... 238
Driving systems ............................. 258
Engine ..................... .............. .........254
Gene ralnotes ................................ 238
Hidi ng(on-boa rdcompu ter)........... 238
KEYLESS-GO .................................. 267
Ligh ts.... ................ ...................... ...2 50
Safety systems .............................. 239
Service intervaldisplay .................. 317
SmartKey ....................................... 267
Tire s....... ........................................ 263
Vehi cle...........................................2 65
Di stanc edisplay (on-bo ard
co mputer) .......................................... 232
Di stanc ereco rder ............................. 227
see Odome ter
see Trip odom eter
Di stanc ewarni ng(warning lamp)....279
DI STRONIC PLUS
Activating .......................................172
Activatio ncondition s..................... 172
Cru isecontrol lever....................... 172
Deactiva ting....... ............................ 176
Displ aymessa ge............................ 261
Displ aysin the multifunctio n
dis pla y........................................... 173
Driving tips.................................... 177
Function/notes .....................169,171
Importa ntsafe tynotes .................. 169
Setting thespeci fiedminimu m
dis tance ......................................... 176
Warni nglamp ....... ....... .............. ..... 279
Do ors
Automa ticlocking (on-board
compu ter)...................................... 235
Automa ticlocking (switch) .............. .79
Cen tral loc kin g/unlo cking
(Sm artKey) .......................................7 2
Con trol pan el................................... 35
Displ aymessa ge............................ 266
Emergency locking........................... 80
Emergency unlocking ....................... 80
Importa ntsafe tynotes .................... 78
Openi ng(from inside)...................... 79
Do wnh illSpee dRegula tion
see DSR(Do wnh illSpe edRegulat ion) Drink
ingand driving ......................... 158
Drin kshol der
see Cuph older
Driver's door
see Doors
Driver's seat
see Seats
Driving abroad
Mercedes-B enzServic e................. 318
Symmetri callow beam.................. 108
Driv inginmountain ousterrain
Approa ch/dep artureangl e............ 166
Driv inglamps
see Daytime running lamps
Driv ingoff-road
see Off-road driving
Driv ingsafety systems
4ETS (Electroni cTracti onSystem) ...63
ABS (Anti-lock BrakingSystem) .......61
ADAPTIVE BRAKE............................. 65
BAS (Brake AssistSystem) .............. 61
BAS PLUS (Brake AssistSystem
PLUS) .............................. .................6 2
Ele ctroni cbrake force distributio n... 65
ESP ®
(Ele ctronic Stability
Progra m).......................................... 63
Importa ntsafe tyinforma tion........... 61
Overvi ew.......................................... 60
PRE-SAFE ®
Brake .............. ...............65
STEER CONTR OL............................. 67
Driv ingsyste ms
Active BlindSpotAssist ................. 202
Active Curve System ...................... 181
Active Driving Assistance
packa ge......................................... 202
Active LaneKeepingAssist ............ 205
Active ParkingAssist ..................... 186
ATTENTION ASSIST........................ 194
Blind SpotAssist ..................... ....... 198
Cru isecontrol ................................ 167
Displ aymessa ge............................ 258
DISTRONI CPLUS ........................... 169
HOLD function ............................... 179
Lane KeepingAssist ...................... 200
Lane Tracki ngpacka ge.................. 198
Level control (vehiclewith
AIRMATIC package)....................... 1818
In
dex

H
Handbrake
see Parking brake
Hazard warninglamps ...................... 111
Headlamp cleani ngsyste m
Notes ............................................. 390
Headlamps
Addi ngfluidto clea ning system ..... 315
Cl eani ngsys tem (function) ............ 110
Foggi ngup ..................................... 113
see Automa tichea dlamp mode
Head restraints
Adjusting ......................................... 97
Adjusting (electrical ly). .................... 97
Adjusting (manual ly). ....................... 97
Adjusting (rear)................................ 97
Install ing/remo ving(rear)................ 98
Heatin g
see Clima tecontrol
High-b eamheadlamps
Cha nging bulbs.............................. 116
Displ aymessa ge............................ 251
Switchi ngAdap tiveHighb eam
Assist on/off ................................. 112
Switchi ngon/off ........................... 111
Hill start assist.................................. 142
HOLD function
Displ aymessa ge............................ 259
Function/notes ............................. 179
Hoo d
Cl osing .............. ............................ .313
Displ aymessa ge............................ 266
Openi ng......................................... 312
Hydroplan ing..................................... 161I
Immobi
lizer.......................................... 68
Indi cator lamps
see Warni ngand indicator lamps
Indi cators
see Turn signa ls
Ins ectp rote ction onthe radi ator.... 313
Ins trument cluster
Overvi ew.......................................... 29
Settings ......................................... 233
Warni ngand indicator lamps ........... 30Ins
trument cluster lighting ................ 29
Ins trument lighting
see Instrument clusterlighting
Inte rior lighting
Automa ticcontrol .......................... 113
Dela yedswi tch-off (on-boa rd
compu ter)...................................... 235
Emergency lighting ........................ 114
Manu alcontrol ............................ ...114
Overvi ew........................................ 113
Rea ding lamp ................................. 113
Setting thebrightness ofthe
amb ient lighting (on-boa rd
compu ter)...................................... 234
Setting thecolor ofthe amb ient
lig hting (on-boa rdcompu ter)......... 235
see Interior lighting J
Jack
Storage location ............................ 328
Using ............................................. 334
Jump starting (engi ne) ...................... 341 K
Ke
y
see SmartKey
KE YLESS -GO
Conve nience closingfeatu re............ 87
Displ aymessa ge............................ 267
Locking ............................................ 73
Start/Stop button.......................... 139
Starting theengine ........................ 141
Unlocking ................................... ...... 73
Ke yp osit ions
KE YLE SS-GO .................................. 139
SmartKey ....................................... 139
Ki ckdo wn
Driving tips.................................... 147
Kne ebag .............................................. 42 L
Lamps
see Warni ngand indicator lamps
Lane -chang eassi stant
see Blind SpotAssist In
dex
11

Lane
detection (autom atic)
see LaneKeeping Assist
Lane Keeping Assist
Ac tivat ing/deac tivating................. 233
Displ aymessa ge............................ 259
Function/inform ation.................... 200
Lane Tracking package..................... 198
LA TCH-type (ISOF IX)childseat
ancho rs................................................ 57
Le vel control (display messag e)...... 258
Le vel control (vehiclewith
AI RMATIC package )
Basi csettings ................................ 182
Function/notes ............................. 181
Importa ntsafe tynotes .................. 181
Lic ens eplate lamp(display
messag e)............................................ 252
Lig hting
see Ligh ts
Lig hts
Activating/d eactivating the
interio rlight ingdelayed switch-off.2 35
Automa tichea dlamp mode ............ 110
Displ aymessa ge............................ 250
Driving abroad ............................... 108
Hazard warning lamps ................... 111
High beamflasher .......................... 111
High-b eamheadlamps ................... 111
Ligh tswitc h................................... 108
Low-b eamheadlamps .................... 109
Parki nglamps ................................ 108
Rea rfog lamp ................................ 110
Setting thebrightness ofthe
amb ient lighting (on-boa rd
compu ter)...................................... 234
Setting thecolor ofthe amb ient
lig hting (on-boa rdcompu ter)......... 235
Switchi ngAdap tiveHighb eam
Assist on/off ................................. 234
Switchi ngthe daytime running
la mps on/off (on-boa rd
compu ter)...................................... 234
Switchi ngthe daytime running
la mps on/off (switch) .................... 109
Switchi ngthe exterio rlight ing
delayed switch-offon/ off(on-
board computer )............................ 235Switchi
ngthe surro undlighting
on/off (on-boa rdcompu ter).......... 235
Turn signa ls................................... 111
see Changing bulbs
see Interior lighting
Lig htsen sor (display messag e)....... 253
Lo ading guidelines ............................ 284
Lo cki ng
see Centra llockin g
Locking (doors)
Automat ic........................................ 79
Emergency locking........................... 80
From inside(central locking
button) ............................................. 79
Lo cki ng centrally
see Centra llockin g
Locking verification signal(on-
board comput er)............................... 236
Lo w-be amheadlamps
Cha nging bulbs.............................. 116
Displ aymessa ge............................ 250
Setting fordrivi ngabr oad
(sy mmetrica l)................................. 108
Switchi ngon/off ........................... 109
Lugg ageholde r(EASY-P ACKload-
secur ingkit).................................... ...2 91
Lumbar support ................................... 99 M
M+S
tires ...................................... ...... 352
Mainte nance
see ASSYST PLUSserviceinterva l
dis pla y
Malfunc tionmessag e
see Displ aymessa ges
Malfunc tionsrele vant tosafety
Rep orting ......................................... 25
Matte finish(clean ing
ins truction s)...................................... 320
mbrace Callprio rity.................................... 303
Displ aymessa ge............................ 245
Downlo ading desti nations
(C OMAND) ..................................... 303
Emergency call.............................. 300
Importa ntsafe tynotes .................. 299
Locati ngastolen veh icle. .............. 304 12
In
dex

Tow
ingat rail er
Activ ePark ing Assist ..................... 189
Cl eani ngthe trail ertow hitch .........322
Cou pling up atrail er...................... 215
Decoup lingatrail er....................... 217
Driving tips.................................... 210
Importa ntsafe tynotes .................. 210
Install ingthe ballcoup ling............. 214
Ligh tsdis pla ym essage .................. 250
Mou nting dimensions .................... 391
Pow ersup ply................................. 219
Pul ling away with atrail er.............. 141
Rem oving theballcoup ling............ 218
Shift range ..................................... 147
Storing theballcoup ling................ 218
Trai lerloads................................... 391
Towi ngaway
With both axleson the grou nd....... 344
Tow-s tarting
Emergency enginestarting ............ 345
Importa ntsafe tynotes .................. 343
Trailer couplin g
see Towingatrail er
Trailer loadsanddrawbar
nos eweig hts ...................................... 218
Trailer towing
Active BlindSpotAssist ................. 205
Active LaneKeepingAssist ............ 208
Blind SpotAssist ............................ 200
ESP ®
................................................ 64
PARKT RONIC................................. 185
Permi ssibletrail erloa dsand
dra wba rnoseweights ..................... 218
Transmiss ion
see Automa tictransmis sion
Transporting thevehi cle .................. 345
Traveli nguphill
Brow ofhill....... ..............................166
Driving downhill ............................. 167
Maxi mum gradient-clim bing
capa bility ....................................... 166
Trim pieces(clean inginstruction s).3 24
Trip computer (on-bo ard
co mputer) .......................................... 227
Trip meter
see Trip odom eter Trip
odome ter
Ca lling up ....... ..................... ...........227
Res etting (on-boa rdcompu ter)...... 228
Trunk
see Tailga te
Turn signals
Displ aymessa ge............................ 251
Switchi ngon/off ........................... 111
TWR (TongueWeight Rating)
(defi nition) ......................................... 374
Type identification plate
see Vehi cleidentificati onplate U
Unl
ocking
Emergency unlocking ....................... 80
From insidethe vehi cle(central
unlo cking button) ............................. 79 V
Vanity
mirror(insun visor).............. 295
Vehic le
Corr ectuse ...................................... 25
Data acquisition ............................... 26
Displ aymessa ge............................ 265
Equi pment ....................................... 21
Indivi dualsett ings .......................... 233
Limi tedWarr anty ............................. 26
Load ing.......................................... 362
Locking (inanemerg ency)............... 80
Locking (SmartKe y)....... ................... 73
Lowe ring........................................ 337
Mai ntenance .................................... 22
Parki ngfor along period....... .........157
Pul ling away ................................... 141
Ra ising ........................................... 334
Rep orting problems ......................... 25
Tow ingaway .................................. 343
Transp orting.................................. 345
Unlocking (inanemerg ency)........... 80
Unlocking (SmartKey)...................... 73
Vehi cledata ................................... 390
Vehic lebattery
see Battery (vehicle)
Vehic ledata ....................................... 390
see Techni caldata In
dex
19

X
Sel ect the Dis
tanceDisplay functi
on
us ing the on-bo ardcomp uter
(Y page 232) . i
Yo
uwi llsee thestore dspe edfor abou t
fiv eseco ndswhen youacti vate DISTR ONIC
PLU S.
Dri vin gwi th DISTRONI CPL US Pul
ling awa y
X Ifthe vehic lein fron tpulls away: remove
you rfoot from thebrake pedal.
X Briefly pullthecruise controllever
(Y page 172)towards you.
or
X Acc elerate briefly.
Your vehicle pullsaway andadapts its
speed tothat ofthe vehicle infront .
Driving G
WARNIN
G If
you depress thebrake, DISTRONIC PLUSis
deactivated unlessyourvehicle isstation ary.
DIS TRONIC PLUSthennolonger brakes your
vehicle. Insuch cases, controlthe distance
from vehicles travelling infront withthebrake
alone. Youcould otherwise causeanaccident
and thereby injureyourself andothers. The
driver remains fullyresponsible forthe
vehicle's distancefromother vehicles, the
speed beingdriven andforbraking ingood
time.
If there isno vehicle infront ,DIS TRONIC
PLUS operates inthe same wayascruise
cont rol.
If DIS TRONIC PLUSdetect sthat thevehicle
in front hasslowed down,itbrakes your
vehicle. Inthis way, thedistance youhave
selected ismaintained.
If DIS TRONIC PLUSdetect sthat thevehicle
in front hasincreased speed,itincreases your
driving speed,butonly uptothe speed you
have stored. Changing
lanes
If you wish tochange tothe passing lane(in
count rieswith right- hand traffic ,the passing
lane isthe left- hand lane), DISTRONIC PLUS
supports youif:
R you aredriving fasterthan40mph
(60 km/ h).
R DIS TRONIC PLUSismaintainin gthe
distance toavehicle infront .
R you switch onthe appropriate turnsignals.
R DIS TRONIC PLUSdoesnotdetect adanger
of collision.
If these condit ionsaremet, yourvehicle is
accelerated. Acceleration willbeinter rupted
if changing lanestakes toolong orifthe
distance between yourvehicle andthe
vehicle infront becomes toosmall. G
WARNIN
G DIS
TRONIC PLUSandActiveBlind SpotAssist
are only aidsdesigned toassist driving.
They donot relieve youofthe responsibility
of paying attention.Thedriver remains fully
responsible forthe vehicle's distancefrom
other vehicles, thevehicle's speedandfor
braking ingood time. Always payatten tionto
traffic conditionsandyour surroundings.
Otherwise, youmay failtorecogn izedangers
in time, cause anaccident andinjure yourself
and others.
Vehicles withCOMAND i
The
following functionisnot operational
in all count ries.
DIS TRONIC PLUSusesadditional information
from yournavigation systemsothat itcan
react appropriately tocert aintraffic
situations. Thisisthe case if,while following
a vehicle, DISTRONIC PLUSisactive andyou:
R approach ordrive through atraffic circle
R approach aTinter section
R turn offatafreeway exit
Even ifthe vehicle infront leaves the
detect ionrange, DISTRONIC PLUS
temporarily maintainsthecurrent driving 174
Driving
systemsDriving and parking

G
WARNING Objects
locatedabovethe heig htrange of
Active Parking Assistwillnot bedetected
when theparki ngspace ismeasu red.These
are not taken intoaccount whentheparki ng
proced ureiscalcu lated,e.g. overha nging
loa ds, tail sections orloa ding ramps ofgood s
vehicl es.Insome circumsta nces,Active
Parking Assistmaytherefore guide you into
the parki ngspace tooearly.This may leadto
a colli sion. Forthis reaso n,you shou ldavoi d
usi ng Active Parking Assistinsuch situations. G
WARNING The
front ofthe vehicl ewil lveer outinthe
dire ction ofthe oncoming trafficduringthe
parki ngopera tion.Insome cases, thevehicl e
wil lals otake youonto sections ofthe
oncoming laneduringthe parki ngproced ure.
You arerespo nsiblefor safety atall times and
must payattention toany road users
app roachi ngorpass ing.Stop thevehicl eif
necessa ryor cancel theActive Parking Assist
parki ngproced ure. G
WARNING Make
surenoperso nsoranima lsare inor
near thearea inwhi chyou areparki ng/
maneu vering. Otherwi se,they couldbe
injured .
Use Active Parking Assistforparki ngspa ces:
R that arepara llelto the direction oftravel
R that areonstraig htroad s,not bends
R that areonthe same levelas the road ,e.g.
not onthe pave ment
Parking tips:
R on narrow roads,drive pastthe parking
space asclose aspossible.
R parking spacesthatarelittered, overgrown
or partially occupied bytrailer drawba rs
might beidentified incorrectlyornot atall.
R snowfall orheavy rainmay lead toaparking
space beingmeasured inaccurately. R
pay attent iontothe PARKTRONIC
(Y page 184)warning messages duringthe
parking procedure.
R you can interven ein the steering procedure
to correct itat any time. Active Parking
Assist willthen becanceled.
R when transport ingaload which protrudes
from yourvehicle, youshould notuse
Act ive Parking Assist.
R never useActiveParking Assistwhensnow
chains oran emergency sparewheel are
mounted.
R make surethatthetire pressures are
alwa yscorrect .This has adirec tinflu ence
on the parking characteri stics ofthe
veh icle.
R the wayyo ur veh icleis po sitio ned inthe
pa rking spaceafter parking isde pende nt
on vario us factors .These include the
position andshape ofthe vehicles parked
in front andbehind itand thecondition sof
the location. Insome cases, Active Parking
Assist mayguide youtoofarinto aparking
space, ornot farenough intoit.Insome
cases, itmay alsolead youacross oronto
the curb. Ifnecessary, youshould abortthe
parking procedure withActive Parking
Assist.
R you can also engage forward gear
prematurely. Thevehicle redirects and
does notdrive asfar into theparking space.
Should thegear change occurtoosoon to
achieve asensible parkingposition, the
parking procedure willbeaborted.
! Ifunavoidabl e,you should driveover
obstacles suchascurbs slowly andnotat
a sharp angle. Otherwise, youmay damage
the wheels ortires.
Detecting aparking space Active
ParkingAssist isswi tched on
au tomatica llywhe ndriving forwards.The
system isopera tional atspee dsofup to
app roximatel y22 mph (35km/h). Whilein
opera tion,thesystem independently locates Drivi
ngsystems
187Driving and parking Z

A
Yellow laneoftires atcurr entsteerin g
wheel angle(dynamic )
B Bumpe r
C Red guide lineapprox imately10 in
(0. 25 m)away fromthe rear area
D Yellow guidelineapprox imately3f t
(1 m) away fromtherear area
E White laneofvehic lewidth withsteering
wheel straight (static)
F Vehic lecen teraxle (mark erassist ance)
The guide linesareonly shown whenthe
tr ansm ission isin posit ionR.
The distan cespecif icationsonly apply to
objec tsthat areatgroun dlevel. Addit
ional messages forvehic leswith
PARKTRO NIC
: Frontwarnin gdisplay
; Addit ional PARKTRON ICmeasurem ent
operat ionalreadines sindic ator
= Rear warnin gdisplay
Vehicles withPARKTR ONIC:when
PARKTRON ICisoperat ional(Ypage 183),
addition aloperat ionalreadines s
indic ator;also appears. Warning
displays :and =are active ifthe
cor respon dingPARKTRON ICwarnin g
displays areactive (Ypage 184).They light
up yellow assoon asthe first segmen tint he
PARKTRONIC warningdisplaylights upyell ow
and they light upred assoon asthe first
segment inthe PARKTRONIC warningdisplay
lights upred. "Reverse
parking" function X
Make surethattherear view camera is
activated andthat the"Reverse parking"
funct ionisselected. Seetheseparate
operating instructionsforCOMAND.
The lane andtheguide linesareshown.
Backing upstra ight intoapar king space
without turning thesteering wheel :
Vehicle widthincluding exteriormirrors
; White lanewith steering wheelstraight
= Yellow guidelineapproximately 3ft
(1 m) away fromtherear area
? Red guide lineapprox imately 10in
(0.2 5m) away fromtherear area
X With thehelp ofwhite lane;,chec k
whethe rthe vehicle willfitinto theparking
space.
X Using thewhite laneasaguide, carefully
back upuntil youreach theend position.
Red guide line?isthen atthe end ofthe
parking space.Thevehicle isalmost
parall elin the parking space.
Reverse perpendicular parking with the
steering wheelatan angle
X Drive pasttheparking spaceandbring the
vehicle toastandst ill. 192
Driving
systemsDriving and parking

ATT
ENTI ONASSIST asses ses your level of
fa tig ue orlaps es inconce ntrationb yta king
th efo llowi ngcriteri ainto acc oun t:
R your person aldri vin gst yle, e.g. steer ing
ch arac teris tics
R dri vin gco nd ition s,e.g. time, drivin gtime
The function alit yof ATTENTI ON ASSIST is
res trict ed and warn ings may bedelaye dor
no toc cur atall:
R ifth ero ad cond ition ispoo r,e.g. ifth e
sur faceis une ven orifth ere arepotholes
R ifth ere isast ro ng side wind
R ifyou haveadop tedaspo rty dri vin gst yle
wit hhig hco rneri ng spe eds orhig hrat es of
acc eler ation
R ifyou predom inant lydri ve atspe eds under
50 mph (80km/h)or over 11 2mph
(18 0km /h)
R ifyou arecurren tly usin gCOMA NDor
mak ing ate leph onecal lwit hit
R ifthe timehas been setincorrect ly
R in act ive drivin gsit uation s,such aswhen
you chan gelanes orchan geyour speed
War ning anddisplaymessa gesinthe
mu ltifunct iondisp lay X
Ac tivate ATTENTION ASSIS Tusing theon-
board computer (Ypage 232).
Symbo l: appears inthe mult ifunc tion
display.
If ATT ENTION ASSIS Tis act ive, you willbe
warne dno soon erthan 20min utes afteryour
jour ney hasbegun. Youwillthenhear an
int ermit tentwarning tonetwice, andthe Att
ention Assist:Dro wsiness Det
ected mess
ageappears inthe
mult ifunction display. X
Ifnec essar y,tak eabreak .
X Pres sa or% tocon firm the
mess age.
On longjo urn eys, takeregular breaksin good
tim eto allow yourse lfto rest prop erly. Ifyou
do not takeabreak andATTENTION ASSIST
st ill det ectstypic alindi cators offat igue or
inc reasin glapses incon centratio n,you willbe
warn edagain after15 min utes attheearlies t.
ATT ENTION ASSIST isrese twhen you
con tinue your journ eyand start sasses sing
your tiredn ess again if:
R you switchoff theeng ine.
R you takeoff your seatbeltandopen the
driv er's door ,e.g .for achange ofdrivers or
to take abreak. Night
ViewAssist Plus
Import antsafety notes In
addition tothe illumination providedbythe
normal headlamps, NightViewAssist Plus
uses infrared lighttoilluminate theroad. The
Night ViewAssist Pluscamera picksupthe
infrared lightanddisplay sag ray scale image
in COMAND. Theimag edisp layed in
COMAND correspondstoaroad litup byhigh -
bea mheadlamps. Thisenables youtosee the
road's course andanyobstac lesingood time.
If pedestrian recognitionisactiv ated,
pedestrian srecogn izedbythe system are
highlighted inthe Night ViewAssist Plus
display. G
WARN
ING Night
ViewAssist Plusisonly anaid designed
to assist driving. Itis not asubstit utefor
atten tivedriving. Donot rely solely onthe
Night ViewAssist Plusdisplay. Continueto
look through thewindshield. Youare
respon sibleforsafety andmust drivein
accor dance withtrafficcon ditions .You could
otherwise putyourself andothers indanger. Driving
systems
195Driving and parking
Z

Problems
withNight ViewAssist Plus Problem Possible
causes/co nsequences andM Solutions
The
picture qualityof
Night ViewAssist Plus
has deteriorated. The
windshield wipersaresmearing thewindshield.
X Repla cethe wiper blades (Ypage 119). The
windshield issmeared afterthevehicle hasbeen cleaned ina
car wash.
X Clea nthe windshield (Ypage 321). There
iswindshield chipdamage inthe camera's fieldofvision.
X Repla cethe windshield. The
windshield isfogged upon the inside.
X Defrost thewindshield (Ypage 132). The
windshield isiced up.
X De-ice thewindshield (Ypage 131). There
isdirt onthe inside ofthe windshield.
X Clea nthe inside ofthe windshield (Ypage 321). Lane
Tracking package
General notes The
Lane Tracking packageconsistsof Blind
Spot Assist (Ypage 198)andLane Keeping
Assist (Ypage 200).
Blind SpotAssist Import
antsafety notes
Blind SpotAssist usesaradar sensor system
to monitor theareas onboth sides ofyour
vehicle. Itsupports youfrom speeds of
approximately 20mph (30km/h) .A warning
displa yin the exterior mirrorsdrawsyour
attent iontovehicles detectedinthe
monitored area.Ifyou then switch onthe
corresponding turnsignal tochange lane,you
will also receive anoptical andaudible
collision warning. BlindSpotAssist uses
sensors inthe rear bumper formonitorin g
purposes. G
WARNING Blind
SpotAssist isonly anaid designed to
assist driving. Itmay failtodetect some
vehicles andisno substitute forattent ive
driving.
Blind SpotAssist cannot detectroadand
traffic condition s.Itmay failtodetect narrow
vehicles, suchasmotorc yclesorbicycles, or
may onlydetect themtoolate.
Monitoring maybeaffected bydirty sensors,
stron gspray orpoor visibili tycaused bysnow,
rain ormist, forexample. Inthis case, vehicles
are detected lateornot atall.
Always payattent iontotraffic condition sand
your surroundings. Otherwise,youmay failto
recogniz edangers intime, cause anaccident
and injure yourself andothers. i
USA
only:
This device hasbeen approved bythe FCC
as a“Vehicular RadarSyst em” .The radar
sensor isinten dedforuse inan automotive
radar system only.Removal, tampering, or198
Driving
systemsDriving and parking