2019 MERCEDES-BENZ S-CLASS CABRIOLET keyless

If
yo u do not open theve hicle within appr ox‐
imately 40 seconds af ter unlocking:
R The vehicle is loc ked again
R Anti- theft pr otection is reactivated
Do not keep the SmartK eytoge ther with elec‐
tronic devices or me tal objects. This can af fect
th e SmartK ey's functionality.
% If battery check lamp 2does not light up
af te r pressing the0036 or0037 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 #
Activate 0073or deacti vate 0053 the function. Ac
tivating/deactivating the panic alarm Re
quirements:
R The ignition is switched off %
The panic alarm function is only available in
cer tain countries. #
Toactivate: press button 1for appro x‐
ima tely one second.
A visual and audible alarm is triggered. #
Todeactivate: briefly press but ton1 again.
or #
Press thest art/ stop button on the cockpit
(the SmartK eyis inside theve hicle). Changing
the unlocking settings Po
ssible unlocking functions of the SmartK ey:
R Central unlo cking R
Unlocking the driver's door and fuel filler flap #
Toswitch between settings: pressthe
0036 and0037 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 selec ted:
R Pressing the0036 button a second time cen‐
trally unloc kstheve hicle
R Vehicles 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. Deactivating
the SmartK eyfunctions If
yo u do not use theve hicle or a SmartK ey for
an extended pe riod of time, you can reduce the
energy consum ption of there spective Smart‐
Ke y . Todo so, deactivate the SmartK eyfunc‐
tions. Opening and closing
59

If
yo u open the trunk lid from outside, the trunk
lid is automatically unloc ked. Problems with KEYLESS-GO
Problem
Possible causes/consequences and 0050
0050Solutions
Yo u can no lon ger lock or unlock the
ve hicle using KEYLESS-GO. Po
ssible causes are:
R The SmartK eybattery is weak or dischar ged.
R There is inter fere nce from a po werful radio signal source.
R The SmartK eyis defective. #
Check the battery using the battery check lamp and replace if necessary (→ page 60). #
Use the mechanical keyto lock or unlock theve hicle (→ page 60). #
Have theve hicle and SmartK eychecked at a qualified specialist workshop. Switching
the automatic locking feature
on/off The
vehicle is loc ked automatically when the
ignition is switched on and the wheels are turn‐
ing fast erthan walking pace. 64
Opening and closing

kicking mo
vement with your foot below there ar
bumper.
Yo u ha vethefo llowing options for closing the
trunk lid: #
Vehicles with trunk lid conv enience clos‐
ing feature: Press closing button 1onthe
trunk lid. #
Vehicles with trunk lid conv enience clos‐
ing feature and KEYLESS-GO: Press locking
button 2onthe trunk lid.
If a SmartK eyis de tected outside theve hicle,
th e trunk lid will close and theve hicle will be
loc ked. #
Vehicles with trunk lid conv enience clos‐
ing feature: Press trunk lid remo teoperating
switch 1. #
Vehicles with HANDS-FREE ACCESS: Make
a kicking mo vement with your foot below the
bumper (→ page 69).
Tr unk lid automatic reve rsing feature
If an object obstructs the trunk lid during the
automatic closing process, the trunk lid will
open again automaticall y.The automatic reve rs‐
ing feature is on lyan aid and is not a substitute
fo ryo ur attentiveness. #
When closing, make sure that no body parts
are in the closing area. &
WARNING Risk of becoming trapped
despi tethere ve rsing function
The reve rsing function does not react:
R tosoft, light and thin objects, e.g. fingers.
R overth e last 00C2in (8 mm) of the closing
path. 68
Opening and closing

In
these situations in particular, there ve rsing
function cannot pr event someone being trap‐
ped. #
When closing, ma kesure that no body
parts are in the closing area. #
If someone is trapped, use one of the
fo llowing options:
R Press the008B button on the
SmartK ey.
R Press there mo teoperating switch
on the driver's door.
R Press the closing or locking button
on the trunk lid.
R Press theto p of thest ar on the
trunk lid. HANDS-FREE
ACCESS function Wi
th HANDS-FREE ACCESS you can open, close
or inter rupt trunk lid mo vement byper form ing a
kicking mo vement under there ar bumper.
The kicking mo vement triggers the opening or
closing process alternately.
Obser vethe no tes when opening (→ page 66)
and closing (→ page67)th e trunk lid. %
Awa rning tone sounds while the trunk lid is
opening or closing. &
WARNING Risk of bu rns caused bya hot
ex haust sy stem
The vehicle exhaust sy stem can become very
hot. If you use HANDS-FREE ACCESS, you
could bu rnyourself by touching theex haust
sy stem. #
Alw ays ensure that you on ly ma ke a
kicking mo vement within the de tection
ra nge of the sensors. *
NO
TEDama getotheve hicle caused by
unin tentional lyopening the trunk lid R
When using an automatic car wash
R When using a high pressure cleaner #
Deactivate KEYLESS-GO or make sure
that the SmartK eylocated is at least
10 ft(3 m) away from theve hicle in
such situations. Opening and closing
69

When making
the kicking mo vement, make sure
th at your feet are firm ly on the ground, other‐
wise you could lose your balance, e.g. on ice.
Re quirements:
R The SmartK eyis behind theve hicle.
R Stand at least 12in (30 cm) away from the
ve hicle while per form ing the kicking mo ve‐
ment.
R Do not come into contact with the bumper
while making the kicking mo vement.
R Do not car ryout the kicking mo vement too
slowl y.
R The kicking mo vement must be towa rdsthe
ve hicle and back again. 1
Sensor de tection range
If se veral consecutive kicking mo vements are
not successful, waitte n seconds.
Sy stem limitations
The sy stem may be impaired or may not function
if:
R Snow or dirt, e.g. from road salt, co vers the
sensor area.
R The kicking mo vement is made using a pros‐
th etic leg. The trunk lid could be opened or closed unin
ten‐
tional ly, in thefo llowing situations:
R If a person's arms or legs are moving in the
sensor de tection range, e.g. when polishing
th eve hicle, sitting on the edge of the trunk,
or picking up objects.
R If objects are mo ved or placed behind the
ve hicle, e.g. charging cables, tensioning
st ra ps or luggage.
Deactivate KEYLESS-GO (→ page 59) or do not
car rythe SmartK eyabout your person in these
and similar situations. Switching separate trunk locking on/off
If
yo u centrally unlo cktheve hicle while separate
locking is activated, the trunk will remain loc ked. 70
Opening and closing

Con
venience closing (closing theve hicle
from outside) &
WARNING Risk of entrapment caused by
inadver tent con venience closing
When the con venience closing feature is
operating, parts of the body could become
trapped in the closing area of the side win‐
do ws. #
Obser vethe comple teclosing proce‐
du re when using con venience closing. #
When closing, ma kesure that no body
parts are in the closing area. &
WARNING Risk of becoming trapped
when opening/closing the soft top .
When opening or closing the soft top, there
is a risk that parts of the body could become
trapped bymoving parts such as thero of
mechanism, the trunk lid, or the side win‐
do ws. #
When opening or closing, make sure
that no body parts are in the vicinity of
moving components. #
Release the button if somebody
becomes trapped. #
Press and hold the0037 button on the
SmartK ey.
The following functions are per form ed:
R The vehicle is loc ked. R
The soft top is closed.
The side windo wsare closed when the
soft top is closed. #
Tointer rupt convenience closing: release
th e0037 button.
% Con venience closing can also be operated
wi th KEYLESS-GO (→ page 63). Problems with
the side windo ws Problem
Possible causes/consequences and 0050 0050Solutions
A side window cann otbe closed and
yo u cannot see the cause. #
Check tosee whe ther any objects are in the window guide. Opening and closing
75

ATA
(anti-theft ala rmsystem) 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:
R When a door is opened
R When the trunk lid is opened
R When the hood is opened
R When theglove box is opened
The ATA system is armed automatically af ter
appr oximately 10seconds:
R After locking theve hicle with the SmartK ey
R After locking theve hicle using KEYLESS-GO. When
theATA system is armed, indicator lamp
1 flashes.
The ATA sy stem is automatically deactivated:
R After unlocking theve hicle with the Smart‐
Key
R After pressing thest art/ stop button with the
SmartK eyinside theve hicle R
After unlocking theve hicle using KEYLESS-
GO
Deactivating theATA #
Press the0036, 0037or008B button on the
SmartK ey.
or #
Press thest art/ stop button with the Smart‐
Ke y in thestow age compartment
(→ page 132)
Deactivating the ala rmusing KEYLESS-GO: #
Grasp the outside door handle with the
SmartK eyoutside theve hicle. 84
Opening and closing

K
KEYLESS-GO Locking theve hicle ................................ 63
Problem .................................................64
Un locking setting .................................. 59
Un locking theve hicle ............................63
Kickd own.................................................1 42
Using ................................................... 14 2
Knee airbag ................................................ 37L
Labeling (tires) see Tire labeling
Lamp see Interior lighting
Lamps (Instrument Display) see Warning/indicator lamps
Lane de tection (au tomatic)
see Active Lane Keeping Assist
Lane Keeping Assist
see Active Lane Keeping Assist Language
.................................................2 52
No tes .................................................. 252
Setting .................................................2 52
LA TC H-type (ISOFIX) child seat secur‐
ing sy stem
In stalling ................................................ 52
Le vel control sy stem
see AIRMATIC
Light switch Overview .............................................. 111
Lighting see In terior lighting
see Lights
Lights ........................................................ 111
Ad aptive Highbeam Assist .................. .114
Ad justing the instrument lighting ......... 214
Au tomatic driving lights ....................... 11 2
Combination swit ch............................. 11 2
Corne ring light function ....................... 11 4
Haza rdwa rning lights .......................... 11 3
High beam ............................................ 11 2
High-beam flasher ................................ 11 2
Light switch .......................................... 111
Lo w-beam headlamps .......................... 111Pa
rking lights ...................................... .111
Re ar fog lamp ....................................... 111
Re sponsibility for lighting sy stems .......1 11
Setting theex terior lighting switch-
off delay time ....................................... 11 5
Setting the sur round lighting ................ 11 5
St anding lights .................................... .111
Tu rn signals .......................................... 11 2
Limited Warranty
Ve hicle .................................................. 25
Live Traf fic Information
Displaying subsc ript ion information .... .276
Displ aying the tra ffic map .................. .277
Displ aying traf fic incidents .................. 277
Extending a subscription ...................... 276
Issuing hazard alert s ........................... 278
Load index (tires) .................................... .391
Load-bea ring capacity (tires) ................. 391
Loading Definitions ...........................................3 93
No tes ..................................................... 99
St ow age space under the trunk floor ... 104
Loading guidelines .................................... 99 Index
495