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SmartKey
Overvie wofkeyfunctions
&
WARNING ‑Danger of accident or injury
if ch ildren ar eleftu nat tende dint hevehi‐
cle
If ch ildren ar eleftu nat tende dint hevehicle,
th ey could:
Rope ndoors,t hereb yendangering other
persons or road users.
Rge to utofthev ehicle and be hit by
oncoming traf fic.
Rope rate ve hicle equipment.
Moreo ver,ch ildren could also se tthe vehicle
in motion by,for example:
Rreleasing thep arking brake.
Rshifting thea utomatic transmission out of
par kposition P jor shifting manual
transmission int oidle position.
Rstartin gthe engine.
#Ne verlea ve children and animals unat‐
te nde dint hevehicle.
#When leaving thev ehicle, alw ayst ake
th ek eywit hyou and loc kthe vehicle.
#Ke ep thev ehicle keyo ut of ther eac hof
ch ildren.
* NO
TEDama getothek eycaused by
magnetic fields
#Ke ep thek eyaway from strong mag‐
netic fields.1Loc ks
2Batter ychec klamp
3Unloc ks
4Opens/closes thet runk lid
5Pa nic alarm
The keyloc ks and unlo ckst he following compo‐
nents:
RThe doors
RThe trunk lid
RThe fuel filler flap
Opening and closing 55
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Unlocking/locking thed rive r'sd oor using
th ee mer gency key
%
Ifyo uw ish toloc kthe vehicle entirely using
th ee mer gency key,firs tp ress theb utton for
lockin gfromt he inside while thed rive r's
door is open. Then proceed toloc kthe driv‐
er's door using thee mer gency key.
#Inser tthe emer gency keyintoo pening 1in
th ec over.
#Pull and hold thed oor handle.
#Pull thec over on thee mer gency keya s
st ra ight as possible away from thev ehicle
until it releases.
#Re lease thed oor handle.
#Tounlo ck:tur nthe emer gency keyc ounter -
clo ckwise toposition 1.
#Tolock: turnthe emer gency keyc lock wise to
position 1.
#Carefully press thec ove rontot he loc kcylin‐
der until it engages and is seated firm ly.
Tr unk
Opening thet runk lid
&
WARNING Risk ofexhaus tgas poisoning
Combustio nengines emit poisonous exhaust
ga ses suc hascarbon monoxide. Exhaust
ga ses can enter thev ehicle interior if the
trunk li disopenw hent he engine is running,
especial lyifth ev ehicle is in motion.
#Alw ayss witc hoffthee ngine before
opening thet runk lid.
#Ne verd rive wit hthe trunk lid open.
Opening and closing 63
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&WARNING Risk of entrapment if the
memor yfunction is activated bychildren
Children could becom etrapped if they acti‐
va te them emor yfunction ,particularly when
unattended.
#Ne verlea ve children unatte ndedint he
ve hicle.
#When leaving thev ehicle, alw ayst ake
th ek eywit hyou and loc kthe vehicle.
The memor yfunction can be used when thei gni‐
tion is switched off.
Driver-seat comfor tposition sfor up tothre e
people can be stored and called up using the
memor yfunction.
The following sy stems can be operated using the
memor yfunction:
RSeat, backres tand head restra int
RSt eering wheel
REx terior mir rors
RHead-up Display
#To save :se tthe seat, thes teering wheel, the
Head-up Displa yand theo utside mir rort o
th ed esired position.
#Press them emor ybutton Mtogether with
one of thes torage position buttons 1,2or3 .
The settings ar estore d. An acknowledge‐
ment tone sounds.
#To call up: press and hold button 1,2or3
until al lthe driver-seat comfor tsystems are
in thes tore dp osition.
Stow agea reas
Note sonl oading thev ehicle
&
WARNING Risk ofexhaus tgas poisoning
Combustio nengines emit poisonous exhaust
ga ses suc hascarbon monoxide. Exhaust
ga ses can enter thev ehicle interior if the
trunk li disopenw hent he engine is running,
especial lyifth ev ehicle is in motion.
#Alw ayss witc hoffthee ngine before
opening thet runk lid.
#Ne verd rive wit hthe trunk lid open.
&
WARNING Risk of injury from unsecured
items in thev ehicle
If object sarenots ecured or no tsecured suf‐
fi cientl y,they could slip, tip over or be
94
Seats and stowing
Page 112 of 446

Exterior lighting
Lighting systems and your responsibility
The various lighting sy stems of thev ehicle are
onl yaids. The driver of thev ehicle is responsible
fo rc orrect vehicle illumination in accordance
wit hthe pr evailing light and visibilityc onditions,
legal requirements and traf fics ituation.
Light switch
Opera tingthe light switch
#1 W Left-hand standing lights
#2 X Right-hand standing lights
#3 T Parking lightsa nd license plate
lighting
#4 Ã Automatic driving lights (prefer red
light switc hposition)
#5 L Lowb eam/high beam
#6 R Activates/deacti vatest he rear fog
light
When lo wbeam is activated, thei ndicator lamp
fo rt he parking lights is deactivated and replaced
by thel ow beam indicator lamp.
Alw aysp arky our vehicle safely and in awell-lit
area, in accordance wit hthe releva nt le galstipu‐
lations.
* NO
TEBatter ydisch arging byoperating
th es tanding lights
Operatin gthe standing lightso verap eriod of
hour sputs astrai nont he batter y.
#Wherepossible, switc honthe
ri ght X or left Wparking light.
Inthec ase of se vere batter ydischarging, the
parkin glights or standing lightsa reautomati‐
call yswitch ed offtofacilitat eafutureengine
st art.
11 0
Light and visibility
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Theexterior lighting (e xcep tp arking lights and
st anding lights) switch es offautomaticall ywhen
th ed rive r's door is opened.
Au tomatic drivin glights
The pa rking lights, lo wbeam and daytime run‐
ning lights ar eswitched on au tomatically
depending on thei gnition status ,whether the
engine is running and on thel ight conditions.
&
WARNING Risk of accident whe nthe low
beam is switched of finpoor visibility
When thel ight switc hissetto Ã,t he low
beam ma ynotbe switched on automatically
if th er eisf og, sno worother causes of poor
visibility suc hasspray .
#In suc hcases, tur nthe light switc hto
L.
Ac tivating/deactivatin gthe rear fogl ight
Re quirement
The light switc hisintheL orà position.
#Press theR button. Please obser
vethec ountry -specific la wsonthe
use of rear fogl amps.
Operating thel ight combination switch
:High beam
;Turn signal light, right
=Headlam pflashing
?Turn signal light, left
#Pull or push thec ombination switc hinthe
re leva nt di rection following thea rrow .
Switching on theh igh beam manually
#Vehicles with Adaptiv eHighbeam Assis t:
Tu rn thel ight switc htotheL position.
Press thec ombination switc hbeyond the
pressur epoint in thed irection of ar row:.
When theh igh beam is activated, thei ndicator
lam pfor lo wbeamisd eactivated and replaced
by thei ndicator lam pfor theh igh beam.
#Toswitc hofftheh igh beam: movethe
combination switc hbacktoi tsstartin gposi‐
tion.
#To indicat ebriefl y:press thec ombination
switc hbriefly up tothep ressur epoint in the
direction of ar row;or?.
The cor responding tur nsignal light flashes
th re et imes.
#To indicat efor ad uration: pressthe combi‐
nation switc hbeyond thep ressur epoint in
th ed irection of ar row;or?.
Light and visibility 111
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#3Å Intermittent wiping, frequent
#4° Continuou swiping, slow
#5 ¯ Continuou swiping, fast
Changing thew indshield wiper blades
&
WARNING Risk of becoming trapped if
th ew indshield wiper sareswitched on
while wiper blades ar ebeing replaced
If th ew indshield wiper sbegin tomo vewhile
yo ua rechanging thew iper blades, youc an
be trapped bythew iper arm.
#Alw ayss witc hoffthew indshield wipers
and thei gnition befor echanging the
wiper blades.
Moving thew iper arms toav ertical position
#Setthe windshield wiper tothe° slow
continuous wiping position on thec ombina‐
tion switch.
#As soon as thew iper arms ar evertical tothe
engine hood, switc hoffthei gnition.
#Fo ldthew iper ar mawayfromt he windshield. Re
moving the wiper blades
#Hol dthe wiper ar mwitho ne hand. With th e
ot her hand, tur nthe wiper blade in thed irec‐
tion of ar row1away from thew iper ar mto
th es top.
#Slide catch 2inthed irection of ar row 3
until it engages in ther emo valp osition.
#Re mo vethew iper blade in thed irection of
ar row 4away from thew iper arm.
116
Light and visibility
Page 129 of 446

Driving
Switching on thep owe rsupp lyor ignition
using thes tart/ stopbutton
&
WARNING Risk of accident and injury
due tochildren lef tunat tende dint he
ve hicle
If ch ildren ar eleftu nat tende dint hevehicle,
th ey could:
ROpe ndoors,t hereb yendangering other
persons or road users
RGe tout of thev ehicle and be hit by
oncoming traf fic
ROperat evehicle equipment
In addition, thec hildren could also se tthe
ve hicle in motion, fore xamp le,by:
RRe leasing thep arking brake
RShifting thet ransmission out of park
position j
RStartin gthe engine.
#Ne verlea ve children and animals unat‐
te nde dint hevehicle.
#When leaving thev ehicle, alw ayst ake
th eS martK eywit hyou and loc kthe
ve hicle.
#Ke ep theS martK eyout of ther eac hof
ch ildren.
&
WARNING Risk ofexhaus tgas poisoning
Combustio nengines emit poisonous exhaust
ga ses suc hascarbon monoxide. Inhaling
th ese exhaus tgases causes poisoning.
#Ne verlea ve thee ngine running in an
enclose dspace wi thout suf ficient venti‐
lation.
& WARNING Risk offire caused byflam‐
mable material on thee xhaust system
Flammable materials brought in byeither ani‐
mals or environmen talinfluences ma yignite
if th ey come int ocontact wi thhotp arts of
th ee ngine or exhaus tsyst em.
#Therefore, checkr egularly that there
ar enof lammable materials in the
engine compartmen torontheexhaust
sy stem.
Re quirementsRThe SmartK eyis located in thev ehicle and
th eS martK eybatter yisnotdischar ged.
Driving and parking 12
7
Page 130 of 446

#Toswitc hont he powersupp ly:press but‐
to n1 (USA) or 2(Canada )once.
Yo uc an no wactivat et he windshield wiper,
fo re xamp le.
The po wersupp lyis switched of fagain if thef ol‐
lowing condition sareme t:
RThe driver's door is open.
RYoup ress butto n1 (USA) or 2(Canada)
twice.
#To switc hont he ignition: press button1
(USA) or 2(Canada) twice.
The indicator lamps in thei nstrument clus ter
light up.
The ignition is switched of fagain if one of the
fo llowing condition sismet:
RYo udon otstar tt he vehicle within
15 minutes.
RYoup ress butto n1 (USA) or 2(Canada)
once.
St arting thev ehicle
Starting thev ehicle wit hthe start/s topb ut‐
to n
Requ irements
RThe SmartK eyis located in thev ehicle and
th eS martK eybatter yisnotdischar ged.
#Shif tthe transmission toposition jori.
#Depress theb rake pedal and push button 1
(USA) or 2(Canada) once.
#Ifth ev ehicle does no tstart:s witc hoffnon-
essential consumer sand press button 1
(USA) or 2(Canada) once.
#Ifth ev ehicle still does no tstart:s tart the
ve hicle in emer gency operation mode.
Coolin gorheatingthe vehicl einterior before
st arting thej ou rney
If yo us tart thev ehicle via your smartphone, the
pr ev iousl yselecte dclimat econtrol setting is
active.
Befor estarting, mak esure:
RThe legal stipulation sinthe area wher eyour
ve hicle is par kedp ermit engin estartin gv ia
smartphone.
RIt is saf etostart and runt he engine where
yo ur vehicle is par ked.
RThe fuel tank is suff icientlyfilled.
RThe star terb atter yhas been suf ficiently
ch arge d.
12 8
Driving and pa rking