SmartK
ey Note
sonr adio connection softhekey &
DANG ER Risk of fata linjur ytop ersons
wit hm edical devices from thee lectro‐
magnetic radiation of thes tart/s topb ut‐
ton
Pe rsons wit hmedical devices, e.g. pacemak‐
er sord efibrillators:
When youo perat ethe start/ stop button, a
ra dio connection is es tablished between the
ke ya nd thev ehicle.
The electromagnetic radiation can af fect the
functionality of amedical device. #
Befor eoperating thev ehicle, consult
yo ur doc torort he manufacturer of the
medica ldevice abou tany possible
ef fects of emissions from suc hsystems. De
tection rang eoft he KEYLESS-S TART func‐
tion antenna Overvie
wofSmartK eyfunctions &
WARNING Risk of accident and inju ry
due tochildren lef tunat tende dint he
ve hicle
If ch ildren ar eleftu nat tende dint hevehicle,
th ey could:
R opendoors,t hereb yendangering other
persons or road users.
R geto utofthev ehicle and be hit by
oncomin gtraffic.
R operat evehicle equipment and become
trapped, fore xamp le.
In addition ,children could also se tthe vehicle
in motion, fore xamp le,by:
R releasing thep arking brake. R
shifting thea utomatic transmission out of
par kposition 005D.
R startin gthe engine #
Neverlea 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. #
Keep theS martK eyout of ther eac hof
ch ildren. *
NO
TEDama getothek eycaused bymag‐
netic fields #
Keep thek eyaway from strong mag‐
netic fields. 1
Tolock
2 Battery checkl amp
3 Tounlo ck
4 Tounlo ckthec argo compartmen t(sliding
door sand rear-en ddoors)/ tounlo ckand
open/close electric slidin gdoors
5 Mechanical key
The SmartK ey's factor ysetting enables youto
centrally loc kand unloc kthe following compo‐
nents:
R The driver's door and thec o-driver door
R The sliding doors
R The rear-en ddoors
% If
yo udon otopen thev ehicle within appr ox‐
imatel y40seconds of unlocking, thev ehicle
will loc kagain and anti-thef tprotection will
be activated again. Opening and closing
41
Re
quirements:
R ACR2 0323Vc ell battery
Mercedes-Ben zrecommends that youh ave the
batter yreplaced byaq ualified specialis twork‐
shop. #
Remo vethee mer gency key( /pag e42). Example image #
Press release button 2down full yand slide
co ver 1forw ard. #
Remo vebatter ycompartment 3and remo ve
th ed ischar gedb atter y. #
Inser tthe ne wbatter yintob atter ycompart‐
ment 3.O bservethep ositiv epole marking
in theb atter ycompartmen tand on theb at‐
te ry. #
Inser tbatter ycompartment 3. #
Replace co ver1sothat it engages. #
Slidethe emergency keyinc ompletely until it
en gage s( /pag e42). Problems with
thek ey Problem
Possible causes/consequences and 0050 0050Solutions
Yo uc anno tloc koru nlock
th ev ehicle an ymore. Po
ssible causes:
R thek eybat tery iswe ak or dischar ged
R ther eisi nterfere nce from apowe rful source of radio wav es
R thek eyis defective #
Chec kthe batter yusing theb atter ychec klam pand replace if neces‐
sar y(/pag e42). #
Use thee mer gency keytou nlockand loc kthe vehicle (/ page42). #
Have thek eycheckedataq ualified specialis tworks hop.
Yo uh ave lostak ey. #
Have thek eydeacti vatedataq ualified specialis tworks hop. #
If necessar y,ha ve them echanical loc ksreplaced. Openin
gand closing 43
Displa
ymessages
Possible causes/consequences and 0050 0050Solutions
Key Not Detected (red
displa ymessage) R
Youc anno tloc kt he vehicle centra lly. #
Ensur ethat thek eyis in thev ehicle.
If th ek eydetection function has amalfunction du etoastron gr adio
signal source, proceed as follo ws: #
Stop thev ehicle immediately ,paying attention toroad and traf‐
fi cc onditions. #
Place thek eyinthes lotf or startin gwitht he key( /pag e104).
00AF Key Not Detected (white
displa ymessage) *T
hekeyisc urrentl yn otdetected. #
Chang ethe key's position in thev ehicle. #
Ifth ek eyisstill no tdetected, star tt he engine wit hthe keyin
th es lot(/ page104).
00AF
Replace Key Battery *T
hekey's bat tery isflat. #
Chang ethe batter y(/pag e42).
00AF
Obtain aNew Key *T
hekeym ustber eplaced. #
Visit aq ualified specialis tworks hop. Ve
hicle Displa
ymessages
Possible causes/consequences and 0050 0050Solutions
00B2
Check Washer Fluid *W
asher fluid le velinw asherreser voir has fallen belo wthe minimum. #
Topupw asherfluid (/ page179). *A
tlea st one door is open. #
Close al lthe doors. *T
he hood is open. &
WARNING Risk of accident if thee ngine hood is unlatched
while driving
An unloc kede ngin ehood ma yopen up when thev ehicle is in
motion and bloc kyour vie w. #
Neveru nlatc hthe engine hood while driving. #
Befor eevery trip, ensur ethat thee ngine hood is latched. #
Stop in asafel ocation immediately. #
Close theh ood. 262
Displa ymessages and warning and indicator lamps
