Page 67 of 498

Locking/unlockingthed rive r'sd oor wit hthe
me chanical key
%
Ifyo uw ish toloc kthe vehicle entirely using
th em echanical 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 them echanical key.
#Insertthe mechanical keyasf ar as it will go
into opening 1inthec over.
#Pull and hold thed oor handle.
#Pull thec over on them echanical keya s
st ra ight as possible away from thev ehicle
until it releases.
#Re lease thed oor handle.
#Tounlock :tur nthe mechanical keyc ounter -
clo ckwise toposition 1.
#Tolock: turnthe mechanical 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,
especially if thev 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 65
Page 69 of 498

Thereisar isk of inju ry,p articularly in the
ev ent of sudden braking or asudden change
in direction.
#Alw ayss towo bject sins uchaw aythat
th ey canno tbethrow na round.
#Befor ethe journe y,secur eobjects, lug‐
ga ge or loads agains tslipping or tipping
ove r.
&
WARNING Risk of becoming trapped
duri ng au tomatic closing of thet runk lid
Pa rtsoft he body could become trapped dur‐
ing automatic closing of thet runk lid. More‐
ove r,people, e.g. children, ma ybestanding
in thec losing area or ma yenter thec losing
area during thec losing process.
#Mak esuret hat nobody is in thev icinity
of thec losing area during thec losing
process.
#Use one of thef ollowing options tostop
th ec losing process:
RPress thep button on the
SmartK ey.
RPress or pull ther emo teoperating
switc hont he driver's door.
RPress thec losing or locking button
on thet runk lid.
RPull thet runk lid handle.
Ve hicles with HANDS-FREE ACCESS: it is also
possible tostop thec losing process bymoving
yo ur foot inak ickin gmotion under ther ear
bumper.
Yo uh ave thef ollowing options toclose the
trunk lid:
#Pull thet runk lid down using theh andle
re cess and push it closed.
#Ve hicles with HANDS-FREE ACCESS: with
th et runk lid comple tely opened ,kicky our
fo ot belo wthe bumper (
→pag e69).
#Vehicles with trunk lid co nvenience clos‐
ing: pullthet runk lid handle.
#Ve hicles with trunk lid co nvenience clos‐
ing and KEYLESS-GO: withthe trunk lid
comple tely opened, press and hold thep
button on theS martK ey(wit hthe SmartK ey
in thev icinit yoft hevehicle).
#Ve hicles with trunk lid co nvenience clos‐
ing: press trunk lid remo teoperating switch
1.
Opening and closing 67
Page 70 of 498

#Vehicles with trunk lid co nvenience clos‐
ing: press closing button 1inthet runk lid.
#Ve hicles with trunk lid co nvenience clos‐
ing and KEYLESS-GO: press lockingbutton
2 inthet runk lid.
If aS martK eyis de tected outsid ethe vehicle,
th et runk lid closes and thev ehicle is loc ked. Au
tomatic reve rsing function of thet runk lid
If an object restricts thet runk lid during the
automatic closingp rocess, thet runk lid opens
again automaticall y.The automatic reve rsing
function is onl yanaid and is no tasubstitut efor
yo ur attentiveness.
#When closing, mak esuret hat no body parts
ar eint he closing area.
&
WARNING Risk of becoming trapped
despite ther eve rsing function
The reve rsing function does no treact:
Rto soft, light and thin objects, e.g. fingers.
Rove rthe last Óin (8 mm) of thec losing
path.
In these situation sinparticular ,the reve rsing
function canno tpreve nt someone being trap‐
ped.
#Whe nclosing, make surethat no body
parts ar einthe closing area.
#If someone is trapped, use one of the
fo llowing options:
RPress thep button on the
SmartK ey.
RPress ther emo teoperating switch
on thed rive r's door.
RPress thec losing or locking button
on thet runk lid.
RPull thet runk lid handle.
68
Openinga nd closing
Page 72 of 498

1Sensordetection range
If se veralc onsecutiv ekickin gmovements are
no ts uccessful, waitte ns econds.
Sy stem limitations
The sy stem ma ybeimpaired or ma ynotfunction
if:
RSno word irt, e.g. from road salt,c oversthe
sensor area.
RThe kicking mo vement is made using apros‐
th etic leg. The trunk lid could be opened or closed unin
ten‐
tional ly,int hefollowing situations:
RIf ap erson's arms or legs ar emovingint he
sensor de tection range, e.g .whenp olishing
th ev ehicle, sitting on thee dgeoft he trunk,
or picking up objects.
RIf objects ar emovedorp laced behind the
ve hicle, e.g. chargingc ables,tensioning
st ra ps or luggage.
RWhen working on thet railer coupling, trailers
or rear bicycle rack s.
Deactivat eKEYLESS-GO (
→pag e58) or do not
car rytheS martK eyabout your person insuch
situations.
Switch ing separat etrunk locking on or off
Ifyo uc entrall yunlo ckthev ehicle while separate
locking is activated, thet runk remains loc ked.
#To switc hon:slide thes witc htop osition
1.
#To switc hoff:slide thes witc htop osition
2.
% If an accidenth as been detected, thet runk
unloc kseve nifs eparat eloc kin giss witched
on.
70 Opening and closing
Page 73 of 498
Unlocking thet runk wit hthe eme rgency
re lease from inside
Re quirementsRThe 12‑V‑vehicle batter yisconnected and
ch arge d.
#Press emer gency release button 1brief ly.
The trunk lid unloc ksand opens.
Activating/deactivatin gthe trunk li dopening
hight restriction
Multimedia sy stem:
, 9 H K L F O H.î 9 H K L F O H 6 H W
W L Q J V. 7 U X Q N / L G 5 H V W U L F W L R Q
This function allo wsyoutoa void bumping the
trunk li donal owgarage ceiling, fore xamp le.
#Activate Oor deacti vate ª thef unction.
Ro ller sun blinds
Extending ther ear side windo wroller sun‐
blinds
* NO
TEDama getothei nertia reel due to
it snapping back
If suddenly snappe dback, thei nertia reel
ma ybed amaged.
#Alwaysm ove ther oller sun blind by
hand.
#Do no tdrive wit hthe roller sun blind
hooked in and side windo wsopened at
th es ame time.
#Pull ther oller sunbli ndout bytab1 and
hook it ont obrack ets2 atthet op of the
windo w.
Opening and closing 71
Page 77 of 498

#Toclose ther oller sunblinds: pressthe
& button again.#Tointer rupt convenience closing: release
th e& button. %
Con venience closing can also be operated
wi th KEYLESS-GO (→pag e62).
Problems with thes ide windo ws
Problem
Possible causes/consequences and MSolutions
As ide windo wcann otbe closed and
yo uc anno tsee thec ause.
#Chec ktos ee if an yobjects ar einthe windo wguide.
& WARNING Risk of becoming trapped or fata llyi njured if reve rsing pr otection is no tactivated
If yo uc lose aside wind owagain immediatel yafter it has been bloc kedorr eset, thes ide windo wcloses
wit hincreased or maximum forc e. The reve rsing featur eist hen no tactive.
Pa rtsoft he body could become trapped in thec losing area in thep rocess.
#Mak esuret hat no parts of theb ody ar einthe closing area.
#Tostop thec losing process, release theb utton or press theb utton again toreopen thes ide win‐
do w.
Ifas ide windo wisobstructed during closing and reopens again slightly:
#Immediatel yafter thew indo wblocks,p ull thec orresponding button again until thes ide windo whas
closed, and hold theb utton forana dditional second.
The side windo wisclosed wit hincrease dforce.
If as ide windo wisobstructed again during closing and reopens again slightly:
Opening and closing 75
Page 83 of 498

Anti-theftprotection
Fu nction of thei mmobilizer
The immobilizer pr events your vehicle from being
st ar tedw ithout thec orrect SmartK ey.
The immobilizer is automaticall yactivated when
th ei gnition is switched of fand deactivated when
th ei gnition is switched on.
When leaving thev ehicle, alw ayst aket he Smart‐
Ke yw ithy ou and loc kthe vehicle. An yone can
st ar tt he engine if avalid SmartK eyhas been left
inside thev ehicle.
% Inthee vent thee ngine cannot bestar ted
(y et thev ehicle ’sstar terb atter yisc harged),
th es ystemisn otoperational. Contact an
authorized Mercedes-Benz Center or call
1-800-FO R-MERCedes (in theU SA)or
1-800-387-0 100( in Canada).
ATA (anti-thef talarm system)
Fu nction of theA TAsystem
If th eA TAsystem is armed, avisual and audible
alar mist riggered in thef ollowing situations:
RWhen adoor is opened
RWhen thet runk lid is opened
RWhen theh ood is opened
The ATAs ystem is armed automaticall yafter
appr oximatel y10seconds:
RAfterl ocking thev ehicle wit hthe SmartK ey.
RAf terl ocking thev ehicle using KEYLESS-GO.
Indicator lamp 1flashes when theA TAsystem
is activated.
The ATAs ystem is automaticall ydeactivated:
RAfteru nlocking thev ehicle wit hthe Smart‐
Ke y
RAfterp ressing thes tart/s topb utton wit hthe
Sma rtKe yint hestow agec ompartment
(
→pag e136)
Opening and closing 81
Page 84 of 498
RAfteru nlocking thev ehicle using KEYLESS-
GO.
% When them brace service (
→page287)is
activ eand thea larms tays on form oret han
30 seconds, amessag eisautomaticall ysent
to theC ustomer Assis tance Center.
Deacti vatin gthe ATA
#Press the%, &orp button on the
SmartK ey.
or
#Press thes tart/s topb utton wit hthe Smart‐
Ke yint he stow agec ompartment
(
→pag e136)
Deactivating thea larm using KEYLESS-GO:
#Grasp theo utside door handle wit hthe
Sma rtKe yo utside thev ehicle.
82
Opening and closing