2018 MERCEDES-BENZ S-CLASS COUPE alarm

SmartKey
Overview of SmartK eyfunctions
&
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.
Rge t out of theve hicle and be hit by
oncoming traf fic.
Rope rate ve hicle equipment and become
trapped, forex ample.
In addition, children could also set theve hi‐
cle in motion, forex ample, by:
Rreleasing the parking brake.
Rshifting the automatic 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.
* 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 the trunk lid
5Pa nic alarm
The Smart Keyloc ksand unlo cksth efo llowing
components:
RDoo rs
RTrunk lid
RGlo vebox
RFuelfiller flap
Opening and closing 57

Ifyo udo not open theve hicle within appr ox‐
imately 40 seconds af ter unlocking:
Rth eve hicle is loc ked again
Ranti- theft pr otection is reactivated
Do not keep the SmartK eytoge ther with elec‐
tronic devices or me talobjects. This can af fect
th e SmartK ey's functionality.
% If battery check lamp 2does not light up
af te r pressing the% or& button, the
battery is dischar ged.
Ac tivating/deactivating the acoustic lo cking
ve rification signal
Multimedia sy stem:
,Vehicle.î Vehicle Set-
tings.Acoustic Lock
#Ac tivate Oor deacti vate ª the function.
Ac tivating/deactivating the panic alarm
Re quirements
% The panic alarm function is only available in
cer tain countries.
RThe ignition is switched off.
#To activate: press button 1for app rox‐
ima tely one second.
A visual and audible alarm is triggered.
#To deactivate: briefly press but ton1 again.
or
#Press thest art/ stop button on the dash‐
board (the SmartK eyis inside theve hicle).
Changing the unlocking settings
Po ssible unlocking functions of the SmartK ey:
RCentral unlo cking
RUn locking the driver's door and fuel filler flap
#To switch between settings: pressthe
% and& buttons simultaneously for
appr oximately six seconds until the battery
ch eck lamp flashes twice.
If th e unlocking function forth e driver's door
and fuel filler flap has been selecte d:
RPressingthe% button a second time cen‐
trally unloc kstheve hicle.
RVe hicles with KEYLESS-GO: ifyo uto uch
th e inner sur face of the door handle on the
driver's door, only the driver's door and fuel
fi ller flap are unlo cked.
Re ducing the energy consu mption of the
SmartK ey
Allvehicles: ifyo udo not use theve hicle or a
SmartK eyfor an extended pe riod of time, you
can reduce the energy consum ption of the
58
Opening and closing

#With th e handle pointing upwards, insert the
mechanical keyin to the trunk lock as far as it
will go.
#Tu rn the mechanical keyclo ckwise from posi‐
tion 1toposition 2.
#Turn the mechanical keybac kto position 1
and remo veit.
% Ifyo u use the mechanical keyto unlo ckand
open the trunk lid, the anti- theft alarm sys‐
te m will be triggered.
Ac tivating/deactivating the trunk lid opening
hight restriction
Multimedia sy stem:
,Vehicle.î Vehicle Set-
tings.Trunk Lid Restriction
This function allo wsyouto av oid bumping the
trunk lid on a low garage ceiling, forex ample.
#Ac tivate Oor deacti vate ª the function.
Side windo ws
Opening and closing the side windo ws
&
WARNING Risk of entrapment when
opening a side window
When opening a side windo w,parts of the
body could be dr awn in or become trapped
between the side window and window frame.
#When opening, make sure that nobody
is touching the side windo w.
#If someone is trapped, release the but‐
to n immedia tely or pull it in order to
close the side window again.
&
WARNING Risk of becoming trapped
when closing a side window
When closing a side windo w,body parts
could be trapped in the closing area in the
process.
#When closing, make sure that no body
parts are in the closing area.
#If someone is trapped, release the but‐
to n immedia tely or pres sth e button in
order toreopen the side windo w.
&
WARNING Risk of becoming trapped
when children opera tethe side windo ws
Childr en could become trapped if they oper‐
ate the side windo ws, particularly when unat‐
te nded.
#Ne ver lea vechildren unatte nded inthe
ve hicle.
#When leaving theve hicle, alw aysta ke
th e SmartK eywith you and lock the
ve hicle.
Re quirements:RThe po wer supply or the ignition is switched
on.
Opening and closing 71

ProblemPossible causes/consequences and MSolutions
The trunk partition is not closed.
#Re mo ve ov erhanging luggage and close the trunk partition.
The mechanical soft- top components or control sy stem are defective.
#Vi sit a qualified specialist workshop.
The soft top has been opened and closed se veral times in a row. The soft-top drive has been switched off
au tomatical lyand will be available again af ter app roxima tely ten minu tes.
#Re peat the opening or closing procedure af ter app roxima tely ten minu tes.
Anti-theft pr otection
Fu nction of the immobilizer
The immobilizer pr events your vehicle from being
st ar ted without the cor rect SmartK ey.
The immobilizer is automatically activated when
th e ignition is switched off and deactivated when
th e ignition is switched on.
When leaving theve hicle, alw aysta ke the Smart‐
Ke ywit hyo u and lock theve hicle. An yone can
st art the engine if a valid SmartK eyhas been left
inside theve hicle. %
Intheeve ntthe engine cannot bestar ted
(y et theve hicle ’sstar ter battery is charge d),
th e sy stem is not operational. Contact an
authorized Mercedes-Benz Center or call
1-800-FO R-MERCedes (in the USA) or
1-800-387-0 100 (in Canada).
ATA (anti-theft alarm system)
Fu nction of theATA system (anti-theft ala rm
sy stem)
If th eATA system is armed, a visual and audible
alarm is triggered in thefo llowing situations:
RWhen a door is opened
RWhen the trunk lid is opened
RWhen the hood is opened
RWhen theglove box is opened
82
Opening and closing

TheATA sy stem is armed automatically af ter
appr oximately 10seconds:
RAfter locking theve hicle with the SmartK ey
RAfter locking theve hicle using KEYLESS-GO.
When theATA system is armed, indicator lamp
1 flashes. The
ATA sy stem is automatically deactivated:
RAf ter unlocking theve hicle with the Smart‐
Ke y
RAfter pressing thest art/ stop button with the
SmartK eyinside theve hicle
RAfter unlocking theve hicle using KEYLESS-
GO
% When the mbrace service (
→page 291) is
active and the alarm stay s on for more than
30 seconds a message is automatically sent
to the Cus tomer Assis tance Center.
Deacti vating the ATA
#Pressthe%, &orp button on the
SmartK ey.
or
#Press thest art/ stop button with the Smart‐
Ke yin thestow age compartment
(
→page 130)
Deactivating the ala rmusing KEYLESS-GO:
#Grasp the outside door handle with the
SmartK eyoutside theve hicle.
Opening and closing 83

Starting theve hicle in emer gency operation
mode
If th eve hicle does not start and thePlace the
Key in the Marked Space See Operator's Manual
display message appears in the multifunction
displa y,yo u can start theve hicle in emer gency
operation mode.
#Make surethat mar ked space 2is em pty.
#Re mo veSmartK ey1 from theke yring.
#Place Smart Key1 in mar ked space 2.
The vehicle will start af ter a short time.
If yo ure mo veSmartK ey1 from mar ked
space 2the engine continues running. For
fur ther vehicle starts ho wever,SmartK ey1
must be located in mar ked 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.
St arting theve hicle via Remo teOnline serv‐
ices
Cooling or heating theve hicle interior before
commencing your journey
% This function is not available in all countries.
If yo ustart theve hicle via your smartphone, the
pr ev iously selecte d air conditioning adjustment
is active. Ensure
thefo llowing before starting the engine:
RThe legal stipulations in the area where your
ve hicle is par ked allow engine starting via
smartphone.
RIt is safe tostart and runth e engine where
yo ur vehicle is par ked.
RThe fuel tank is suff icientlyfilled.
RThe star ter battery is suf ficiently charge d.
St arting the vehicle
&
WARNING Risk of crushing or entrap‐
ment due tounin tentional starting of the
engine
Limbs could be crushed or trapped if the
engine is star ted unintentionally during
service or maintenance work.
#Alw ays secure the engine against unin‐
te ntional starting before car rying out
maintenance or repair work.
Re quirements:RPark position jis selected.
RThe anti- theft alarm sy stem is not activated.
13 0
Driving and pa rking

RThe panic alarm is not activated.
RThe hazardwarning lights are switched off.
RThe hood is closed.
RThe doors are closed and loc ked.
RThe windo wsand soft top are closed.
#St art theve hicle using the smartphone:RAf tereve ryvehicle start, the engine runs for
te n minu tes.
RYo u can car ryout a maximum of two consec‐
utive starting attem pts. The vehicle must be
st ar ted once with the SmartK eybefore trying
to start theve hicle again with the smart‐
phone.
RYo u can stop theve hicle again at any time.
RFu rther information can be found inthe
smartphone app.
Securing the engine against starting before
car rying out maintenance or repair work:
#Switch on the hazard warning lights.
or
#Un lock the doors. or
#Open a side window or
the soft top.
Breaking-in no tes
Mercedes-AMG vehicles: observeth e no tes in
th e Supplement. Otherwise, you may failto rec‐
ognize dangers.
To preser vethe engine during thefirs t
1, 000 miles (1,500 km):
Rdrive at varying road speeds and engine
speeds.
Rdrive theve hicle in drive program A
or ;.
Rchange gear before theta ch ome ter needle is
Ô ofthewa yto there d area of theta ch ome‐
te r.
Rdo not shift down a gear manually in order to
brake.
Ravo idoverstra ining 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
accelerate theve 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 sensor sy stem adjusts automatically
while a cer tain dis tance is driven af terth e
ve hicle has been delivered or af terre pairs.
Fu ll sy stem ef fectiveness is not achie ved
unt ilth e end of this teach-in process.
Rbrakepads, brake discs and tires that are
either new or ha vebeen replaced only ach‐
ie ve opt
imum braking ef fect and grip af ter
se veral hundred kilom eters of driving. Com‐
pensate forth ere duced braking ef fect by
applying greater forc eto the brake pedal.
Driving and parking 13
1

Airvents ................................................... 125
Ad justing (front) .................................. 125
Ad justing (rear) .................................... 126
Ad justing the AIRSCARF vents ............. 127
Glo vebox .............................................1 26
Air vents
see Air vents
Ai r-re circulation mode ............................ 123
Airb ag
Ac tivation .............................................. 34
PA SSENGER AIR BAG indicator lamp .... .45
AIR CAP
Ac tivating .............................................. 78
Deactivating .......................................... 78
AIRS CARF
Ac tivating/deactivating ......................... 93
AIRSCARF vents
Setting ................................................ .127
Alarm see Panic alarm
Alarm sy stem
see ATA (anti-theft alarm sy stem) Alternative
route
see Route
Amb ient lighting ...................................... 114
Android Auto ............................................ 288
Connecting a mobile phone ................. 289
Ending ................................................. 289
No te .................................................... 288
Overview ............................................. 288
Sound settings .................................... 289
Tr ans ferred vehicle data ......................2 90
Animals Pets in theve hicle ................................. 56
Anti-lock braking sy stem
see ABS (Anti-lock Brake Sy stem)
Anti-skid chains
see Snow chains
Anti-theft ala rmsystem
see ATA (anti-theft alarm sy stem)
Anti-theft pr otection
Immobilizer ...
......................................... 82
Anti- theft pr otection
see ATA (anti-theft alarm sy stem) Anticipatory occupant pr
otection
see PRE- SAFE
®(anticipatory occu‐
pant pr otection)
see PRE-SAFE
®PLUS (anticipatory
occupant pr otection plus)
Apple CarPlay™ ....................................... 286
Connecting an iPhone
®....................... 287
Ending ................................................ .288
No tes ................................................... 287
Overview ............................................. 286
Sound settings .................................... 288
Tr ans ferred vehicle data ......................2 90
Ashtr ay
Fr ont center console ........................... 104
Assistance graphic
Menu (on-boa rdcompute r) .................. 208
Assistance sy stems
see Driving saf etysy stem
ASS YST PLUS ........................................... 323
Displaying the service due date ........... 323
Fu nction/no tes ................................... 323
Non-operational times with the bat‐
te ry disconnec ted ................................ 324
Re gular maintenance work .................. 323
466
Index