Forw ard-facing and rear wa rd-facing child
re stra int sy stems on the front passenger
seat
When using a rear wa rd-facing child restra int sys‐
te m on the front passenger seat, the front
passenger air bag must alw ays be disabled. This
is only the case if thePA SSENGER AIR BAG OFF
indicator lamp is lit continuously (
→page 42).
When using thech ild restra int sy stem on the
front passenger seat, it is essential toobser ve
th efo llowing:
RMo vethe front passenger seat as far back as
possible.
RSet the seat backrest toan almost vertical
position.
RRe tract the seat cushion length as far as pos‐
sible.
RThe entire base of thech ild restra int sy stem
must alw aysre st on the seat cushion of the
front-passenger seat.
RThe backrest of thefo rw ard-facing child
re stra int sy stem must, as far as possible, be
re sting on the seat backrest of the front
passenger seat. The child restra int sy stem must not
touch thero of or be put under
st ra in by the head restra ints.
RIf necessar y,adjust the angle of the seat
backrest and the head restra int position
according ly.
RAd just the seat cushion inclination so that
th e front edge of the seat cushion is in the
highest position and there ar edge of the
seat cushion is in the lo west posit
ion.
RAlw ays make sure that the shoulder belt
st ra p is cor rectly routed from the seat belt
outlet of theve hicle tothe shoulder belt
guide on thech ild restra int sy stem. The
shoulder belt stra p must be routed forw ards
and down wards from the seat belt outlet.
RIf necessar y,adjust the seat belt outlet and
th e front passenger seat according ly.
RNe ver place objects, e.g. a cushion, under or
behind thech ild restra int sy stem.
Alw ays comply with the manufacturer's ins talla‐
tion and operating instructions forth ech ild
re stra int sy stem used.
Child saf ety loc ks
Activating/deactivating the child saf ety lock
fo r the rear doors
&
WARNING Risk of accident and injury
due tochildren left unatte nded inthe
ve hicle
If yo u lea vechildren unaccompanied in the
ve hicle, they may be able toset theve hicle in
motion, forex ample by:
RRe leasing the parking brake.
RShifting the transmission out of park
position j.
RStarting the engine.
In addition, they may operate vehicle equip‐
ment.
#Ne ver lea vechildren and animals unat‐
te nded in theve hicle.
#When leaving theve hicle, alw aysta ke
th e SmartK eywith you and lock the
ve hicle.
Occupant saf ety 53
SmartKey
Overview of SmartK eyfunctions
&
WARNING ‑ Danger of accident or injury
if ch ildren are left unatte nded intheve hi‐
cle
If ch ildren are left unatte nded intheve hicle,
th ey could:
Ropen doo rs,th ereby endangering other
persons or road users.
Rge t out of theve hicle and be hit by
oncoming traf fic.
Rope rate ve hicle equipment.
Moreo ver,ch ildren could also set theve hicle
in motion by,fo rex ample:
Rreleasing the parking brake.
Rshifting the automatic transmission out of
park position P jor shifting manual
transmission into idle position.
Rst arting the engine.
#Ne ver lea vechildren and animals unat‐
te nded in theve hicle.
#When leaving theve hicle, alw aysta ke
th eke ywit hyo u and lock theve hicle.
#Ke ep theve hicle keyout of there ach of
ch ildren.
* NO
TEDama getotheke ycaused by
magnetic fields
#Ke ep theke yaw ay from strong mag‐
netic fields.1Loc ks
2Battery check lamp
3Unloc ks
4Opens/closes theta ilgate
5Pa nic alarm
The Smart Keyloc ksand unlo cksth efo llowing
components:
RThe doors
RThe tailgate
RThe fuel filler flap
56
Opening and closing
Driving
Notes on Mercedes-AMG vehicles
Be sure toobser vethe no tes on thefo llowing
to pics in the Supplement. Otherwise, you may
not recognize dangers.
RRACE START
RDRIFT MODE
RAMG adaptive spo rtsuspension sy stem
Switching on the po wer supp lyor ignition
using thest art/s top button
&
WARNING Risk of accident and injury
due tochildren left unatte nded inthe
ve hicle
If ch ildren are left unatte nded intheve hicle,
th ey could:
ROpen doo rs,th ereby endangering other
persons or road users
RGet out of theve hicle and be hit by
oncoming traf fic
ROperate vehicle equipment
In addition, thech ildren could also set the
ve hicle in motion, forex ample, by:
RRe leasing the parking brake
RShifting the transmission out of park
position j
RStarting the engine.
#Ne ver lea vechildren and animals unat‐
te nded in theve hicle.
#When leaving theve hicle, alw aysta ke
th e SmartK eywith you and lock the
ve hicle.
#Ke ep the SmartK eyout of there ach of
ch ildren.
&
WARNING Risk ofexhaust gas poisoning
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Inhaling
th ese exhaust gases causes poisoning.
#Ne ver lea vethe engine running in an
enclosed space wi thout suf ficient venti‐
lation.
& WARNING Risk offire caused byflam‐
mable material on theex haust sy stem
Flammable materials brought in byeither ani‐
mals or environmen tal influences may ignite
if th ey come into contact wi thhot parts of
th e engine or exhaust sy stem.
#Therefore, check regularly that there
are no flammable materials in the
engine compartment or on theex haust
sy stem.
Re quirementsRThe SmartK eyis located in theve hicle and
th e SmartK eybattery is not dischar ged.
Driving and parking 14
3
#Toswitch on the po wer supp ly:press but‐
to n1 (USA) or 2(Canada) once.
Yo u can act ivate the windshield wiper, for
ex ample.
The po wer supp lyis switched off again if thefo l‐
lowing conditions are me t:
RThe driver's door is open.
RYou press butto n1 (USA) or 2(Canada)
twice.
#To switch on the ignition: press button 1
(USA) or 2(Canada) twice.
The indicator lamps in the instrument clus ter
light up.
The ignition is switched off again if one of the
fo llowing conditions is me t:
RYou do not start theve hicle within
15 minutes.
RYou press butto n1 (USA) or 2(Canada)
once.
St arting theve hicle
Starting theve hicle with thest art/s top but‐
to n
Requ irements
RThe SmartK eyis located in theve hicle and
th e SmartK eybattery is not dischar ged.
#Shift the transmission toposition jori.
#Depress the brake pedal and push button 1
(USA) or 2(Canada) once.
#Ifth eve hicle does not star t:switch off non-
essential consumers and press button 1
(USA) or 2(Canada) once.
#Ifth eve hicle still does not start and the
3 O D F H W K H . H \ L Q W K H 0 D U N H G 6 S D F H 6 H H
2 S H U D W R U
V 0 D Q X D O display message also
appears in the multifunction display: start
th eve hicle in emer gency operation mode.
Yo u can switchoff the engine while driving by
pressing button 1(USA) or 2(Canada) for
about thre e seconds. Be sure toobser vethe
saf etyno tes under "Driving instructions".
St arting theve hicle via Remo teOnline serv‐
ices
Cooling or heating theve hicle interior before
st arting the journey
If yo ustart theve hicle via your smartphone, the
pr ev iously selecte d air conditioning adjustment
is active.
14 4
Driving and pa rking
must be located in marked space 2during
th e entire journe y.
#Have SmartK ey1 checked at a qualified
specialist workshop.
If th eve hicle does not star t:
#Lea veSmartK ey1 in mar ked space 2.
#Depress the brake pedal and start theve hicle
using thest art/ stop button.
% You can also switchon the po wer supp lyor
th e ignition with thest art/ stop button.
Note s on breaking-in a new vehicle
Mercedes-AMG vehicles: make sure that you
re ad the separate operating instructions. Other‐
wise, you may failto recognize dangers.
To preser vethe engine during thefirs t
1, 000 miles (1,500 km):
RDrive at varying road speeds and engine
speeds.
RDrive in drive program Cor E.
RMo veup a gear before theta ch ome ter nee‐
dle is Ôofthewa yto there d area of the
ta ch ome ter.
RDo not shi ftdown a gear manually in order to
brake.
RAv oid overstraining theve hicle, e.g. driving at
full thro ttle.
RDo not depress the accelera tor pedal past
th e pressure point (kickdown).
ROnly increase the engine speed gradually and
accelera tetheve hicle tofull speed af ter
1, 000 miles (1,500 km).
This also applies when the engine or parts of the
driv etra in ha vebeen replaced.
Please also obser vethefo llowing breaking-in
no tes:
RIn cer tain driving and driving saf etysy stems,
th e sensors adjust automatically while a cer‐
ta in dis tance is being driven af terth eve hicle
has been delivered or af terre pairs. Full sys‐
te m ef fectiveness is not achie ved until the
end of this teach-in process.
RBrake linings, brake discs and tires that are
either new or ha vebeen replaced only ach‐
ie ve optimum braking ef fect and grip af ter
se veral hundred kilom eters of driving. Com‐
pensate forth ere duced braking ef fect by
applying greaterfo rc eto the brake pedal.
Note s on driving
&
WARNING Risk of accident due to
objects in the driver's foot we ll
Objects in the driver's foot we ll may impede
pedal tra vel or block a depressed pedal.
This jeopardizes the operating and road
saf etyof theve hicle.
#Stow all objects in theve hicle securely
so that they cannot getinto the driver's
fo ot we ll.
#Ensure floor mats and carpets cannot
slip and pr ovide suf ficient room forth e
pedals.
#Do not lay multiple floor mats or car‐
pets on top of one ano ther.
14 6
Driving and pa rking
&WARNING Risk of accident due to
unsuit ablefoot we ar
Operation of the pedals may be restricted
due tounsuitable foot we ar such as:
RShoes with platfo rmsoles
RShoes with high heels
RSlippers
#When driving alw ayswe ar suitable
shoes in order tobe able tooperate the
pedals safel y.
&
WARNING Risk of accident due tothe
ignition being switched off whilst the
ve hicle is in motion
If yo uswit choff the ignition whilst theve hi‐
cle is in motion saf ety-re leva nt functions will
be restricted or no longer available. This may
ef fect the po werst eering sy stem and brake
fo rc e boosting, forex ample.
Yo uwill need touse cons iderablymoreforc e
to steer and brake.
#Do not switch off the ignition whilst the
ve hicle is in motion.
&
WARNING Risk ofexhaust gas poisoning
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Inhaling
th ese exhaust gases causes poisoning.
#Ne ver lea vethe engine running in an
enclosed space wi thout suf ficient venti‐
lation.
& WARNING Risk of skidding and of an
accident due toshifting down on slippery
ro ad sur faces
If yo u shift do wnon slippery road sur faces to
inc rease the engine braking ef fect, the drive
wheels may lose traction.
#Do not shift down on slippery road sur‐
fa ces toinc rease the engine braking
ef fect.
&
DANG ER Risk of fata l injury due topoi‐
sonous exhaust gases
If th eta ilpipe is bloc ked or suf ficient ventila‐
tion is not possible, poisonous exhaust gases
such as carbon monoxide may enter theve hi‐
cle. This is the case if theve hicle getsst uck
in snow ,fo rex ample.
#Ke ep theta ilpipe and the area around
th eve hicle free from snow when the
engine or thest ationary heater are run‐
ning.
#Open a window on the windward side of
th eve hicle toensure an adequate sup‐
ply of fresh air.
& WARNING Risk of accident and injury
due tobeing under the influence of alco‐
hol and drugs while driving
Driving when under the influence of alcohol
and/or drugs is an extreme lydangerous
combination. Even small quantities of alcohol
or drugs may af fect your reflexe s, perception
and judgment.
Driving and parking 14
7
The probability of a serious oreven fata l acci‐
dent greatly inc reases if youdriv e when
under the influence of alcohol or drugs.
#Do not drink alcohol or take drugs while
driving, and do not allow an yone to
drive who has been drinking alcohol or
ta king drugs.
&
WARNING Risk of accident due tothe
brake sy stem overheating
If yo u lea veyour foot on the brake pedal
when driving, the brake sy stem may over‐
heat.
This increases the braking dis tance and the
brake sy stem may evenfa il.
#Ne ver use the brake pedal as a foot re st.
#Do not depress the brake pedal and the
accelerator pedal at the same time
while driving.
* NO
TEWearing out the brake linings by
continuously dep ressing the brake pedal
#Do not depress the brake pedal contin‐
uously whilst driving.
#To use the braking ef fect of the engine,
shift toa lo werge ar in good time.
* NO
TEDama getothe driv etra in and the
engine when pulling away
#Do not warm upthe engine when the
ve hicle is stationar y.Pull away immedi‐
atel y.
#Avoid high engine speeds and driving at
full thro ttle until the engine has reached
operating temp erature.
#Do not allow the wheels tospin.
* NO
TEDama getothe catalytic con verter
due tonon-combu sted fuel
The engine is not running smoot hly and is
misfiring.
Non-combus ted fuel may get into the cata‐
lytic con verter.
#Only depress the accelera tor pedal
slightl y.
#Have the cause rectified immediately at
a qu alified specialist workshop.
Limited braking ef fect on salt-treate dro ads:
Rdue tosalt build-up on the brake discs and
brake lining, the braking dis tance can
increase conside rably or result in braking
only on one side.
Rmaintain a much greater dis tance totheve hi‐
cle in front.
To preve nt salt build-up:
Rbrake occasionally while paying attention to
th e tra ffic conditions.
Rcarefully depress the brake pedal at the end
of the journey and when starting the next
journe y.
148
Driving and pa rking
ECOstart/s top function
Opera tion of the ECO start/s top function
Mercedes -AMG vehicles: make sure that you
re ad the separate operating instructions. Other‐
wise, you may failto recognize dangers.
The engine is au tomatical lyswitched off if the
fo llowing conditions are me t:
RIfyo ubr ake theve hicle toast andstill in
transmission position hori.
RIf all vehicle conditions for an au tomatic
engine stop are met.
The è symbol appears in the multifunction
display when theve hicle is stationar y.
The engine is restar ted automatically if:
RYo ure lease the brake pedal with the trans‐
mission in position hwhen the HOLD func‐
tion is not active.
RYo u shift from transmission position j.
RYou enga getransmission position hork.
RYoudepr essthe accelerator pedal.
RYo uch ange theve hicle le vel.
RAn automatic engine start is necessar y.
If th e engine was switched off bythe ECO start/
st op function and you lea vetheve hicle, a warn‐
ing tone sounds. The 9 H K L F O H 2 S H U D W L R Q D O 6 Z L W F K
W K H , J Q L W L R Q 2 I I % H I R U H ( [ L W L Q J displaymessage
also appears in the multifunction displa y.Ifyo u
do not switch off the ignition, the ignition is
automatically switched off af ter one minute. Deactivating or activating
the ECO start/
sto p function
#Press button 1.
If indicator la mp2lights up, the ECO start/
st op function is switched on.
% Depending on the model, the button may
also be located at a dif fere nt position in the
center console.
Driving and park ing14
9