2018 MERCEDES-BENZ S-CLASS SEDAN warning light

When installing a child restra int sy stem, be sure
to obser vethe manufacturer's ins tallation
instructions and the instructions for cor rect use
of thech ild restra int sy stem.
Before every trip, make sure that theLA TC H-type
(ISOFIX) child restra int sy stem is engaged cor‐
re ctly in bo thLATC H-type (ISOFIX) mounting
brac kets.* NO
TEDama getothe seat belt forth e
center seat
When ins talling a child restra int sy stem, the
seat belt forth e center seat could be dam‐
aged.
#Make sure that the seat belt is not trap‐
ped.
#Ve hicles with a reclining rear seat: Move
th ere clining rear seat backrest down slightly
before theLA TC H-type (ISOFIX) child
re stra int sy stem is ins talled.
#Re mo veupholst ered lining 1.
#Vehicles without a reclining rear seat:
Fo ld uphols tere d lining 1upwards.
#Turn the support on there ar side of uphol‐
st ered lining 1by90°.
Up hols tere d lining 1remains folded
upwards.
#At tach theLA TC H-type (ISOFIX) child
re stra int sy stem toboth LATC H-type (ISOFIX)
mounting brac kets 2.
#Ve hicles with a reclining rear seat: Return
th ere clining rear seat backrest toan upright
position.
The reclining rear seat backrest must rest
against thech ild restra int sy stem.
Securing TopTe ther
&
WARNING Risk of injury or death when
adjusting the seat af ter ins talling a child
re stra int sy stem
Ve hicles with electrically adjus table rear
seats:
If yo u adjust the seat af ter ins talling a child
re stra int sy stem, thefo llowing may occur:
Rth e seat belt may either sit too loose or
to o tight
Rth ech ild restra int sy stem can become
loose, incor rectly positioned or damaged
As a result, thech ild restra int sy stem may
not be able toprov ide the intended le vel of
pr otection.
52
Occupant saf ety

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
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.
* 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
RFu elfiller flap
If yo u do not open theve hicle within appr ox‐
imately 40 seconds af ter unlocking:
RThe vehicle is loc ked again.
RAnti- theft pr otection is reactivated.
Do not keep the SmartK eytoget her with elec‐
tronic devices or me tal objects. This can af fect
th e SmartK ey's functionality.
Do not keep the SmartK eyinthete mp erature-
controlled cup holder. Otherwise, the SmartK ey
will not be reliably de tected.
% If battery check lamp 2does not light up
af te r pressing the% or& button, the
battery is dischar ged.
58
Opening and closing

#Vehicles with HANDS-FREE ACCESS: move
yo ur foot below the bumper (→page 69).
Ve hicles with trunk lid co nvenience closing:
If an object restricts the trunk lid during the
automatic opening process, the obs tacle de tec‐
tion sy stem stops the trunk lid. The obs tacle
de tection function is only an aid and is not a
substitute foryo ur attentiveness.
Plug-in hybrid: obser vethe no tes in the Supple‐
ment. Otherwise, you may not recognize dan‐
ge rs.
Closing the trunk lid
&
WARNING Risk of injury from unsecured
items in theve hicle
If objects, luggage or loads are not secured
or not secured suf ficientl y,they could slip,
tip ove r or be throw n around and thereby hit
ve hicle occupants.
There is a risk of injur y,particularly in the
ev ent of sudden braking or a sudden change
in direction.
#Alw aysstow objects in such a wayth at
th ey cannot be thro wn around.
#Before the journe y,secure objects, lug‐
ga ge or loads against slipping or tipping
ove r.
&
WARNING Risk of becoming trapped
duri ng au tomatic closing of the trunk lid
Pa rts of the body could become trapped dur‐
ing automatic closing of the trunk lid. More‐
ove r,people, e.g. children, may be standing
in the closing area or may enter the closing
area during the closing process.
#Make sure that nobody is in the vicinity
of the closing area during the closing
process.
#Use one of thefo llowing options tostop
th e closing process:
RPress thep button on the
SmartK ey.
RPress or pull there mo teoperating
switch on the driver's door.
RPress the closing or locking button
on the trunk lid.
RPull the trunk lid handle.
Ve hicles with HANDS-FREE ACCESS: It is also
possible tostop the closing process bymoving
yo ur foot in a kicking motion under there ar
bumper.
Yo u ha vethefo llowing options toclose the trunk
lid:
#Pull the trunk lid down using the handle
re cess and push it closed.
% Ifyo u lightly pushthe trunk lid closed, the
po we r closing function au tomatical lypulls
th e trunk lid into the loc k.
#Vehicles with trunk lid co nvenience clos‐
ing: Pull down the trunk lid slightly and
re lease it as soon as it begins toclose.
#Ve hicles with trunk lid co nvenience clos‐
ing: Press and hold thep button on the
SmartK ey(with the SmartK eyinthe vicinity
of theve hicle).
Opening and closing 67

#Vehicles with trunk lid co nvenience clos‐
ing: Press closing button 1inthe trunk lid.
#Ve hicles with trunk lid co nvenience clos‐
ing and KEYLESS-GO: Press locking button
2 inthe trunk lid.
If a SmartK eyis de tected outside theve hicle,
th e trunk lid closes and theve hicle is loc ked.
#Ve hicles with trunk lid co nvenience clos‐
ing: Press trunk lid remo teoperating switch
1.
#Ve hicles with HANDS-FREE ACCESS: move
yo ur foot in a kicking motion under the
bumper (
→page 69).
Au tomatic reve rsing function of the trunk lid
If an object restricts the trunk lid during the
automatic closing process, the trunk lid opens again automaticall
y.The automatic reve rsing
function is only an aid and is not a substitute for
yo ur attentiveness.
#When closing, make sure that no body parts
are in the closing area.
&
WARNING Risk of becoming trapped
despite there ve rsing function
The reve rsing function does not react:
Rto soft, light and thin objects, e.g. fingers.
Rove rth e last Óin (8 mm) of the closing
path.
In these situations in particular, there ve rsing
function cannot pr event someone being trap‐
ped.
#When closing, make surethat no body
parts are in the closing area.
#If someone is trapped, use one of the
fo llowing options:
RPress thep button on the
SmartK ey.
RPress there mo teoperating switch
on the driver's door.
68
Opening and closing

&WARNING Risk of becoming trapped
despite reve rsing pr otection on the side
window
The reve rsing function does not react:
Rto soft, light and thin objects, e.g. small
fi ngers.
Rove rth e last ãin (4 mm) of the closing
path.
Rduring resetting.
Rwhen closing the side window again man‐
ually immediately af ter au tomatic reve rs‐
ing.
This means that there ve rsing function can‐
not pr event someone from becoming trapped
in these situations.
#When closing, make sure that no body
parts are in the closing area.
#If someone becomes trapped, press the
W button toopen the side window
again.
Ve ntilating theve hicle before starting a jour‐
ney (con venience opening)
&
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.
#Release the button immediately if
somebody becomes trapped.
#Press and hold the% button on the
SmartK ey.
The following functions are per form ed:
RThe vehicle is unloc ked.
RThe side windo wsare opened.
RThe pano ramic sliding sunroof is opened.
RThe seat ventilation of the driver's seat is
switched on. If
th ero ller sunblinds of the panoramic sliding
sunroof are closed, thero ller sunblinds are
opened firs t.
If th ero ller sunblinds of there ar doors are
closed, thero ller sunblinds are opened firs t.
#To continue the opening procedu re:press
th e% button again.
#Tointer rupt convenience opening: release
th e% button.
Closing side windo wsfrom the outside (con‐
ve nience closing)
&
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‐
dow and the sliding sunroof.
#Obser vethe comple teclosing proce‐
dure when using con venience closing.
#When closing, make surethat no body
parts are in the closing area.
Opening and closing 75

#Press and holdthe& button on the
SmartK ey.
The following functions are per form ed:
RThe vehicle is loc ked.
RThe side windo wsare closed.
RThe pano ramic sliding sunroof is closed.
#To close thero ller sunblinds: pressthe
& button again.
#Tointer rupt convenience closing: release
th e& 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 MSolutions
A side window cannot be closed and
yo u cannot see the cause.
#Check tosee if any objects are in the window guide.
& WARNING Risk of becoming trapped or fata lly injured if reve rsing pr otection is not activated
If yo u close a side windowagain immediately af ter it has been bloc ked or reset, the side window closes
with increased or maximum forc e. The reve rsing feature is then not active.
Pa rts of the body could become trapped in the closing area in the process.
#Make sure that no parts of the body are in the closing area.
#To stop the closing process, release the button or press the button again toreopen the side win‐
do w.
If a side window is obstructed during closing and reopens again slightly:
#Immediately af terth e window bloc ks, pull the cor responding button again until the side window has
closed, and hold the button for an additional second.
The side window is closed with increased forc e.
76
Opening and closing

ProblemPossible causes/consequences and MSolutions
If a side window is obstructed again during closing and reopens again slightly:
#Re peat the pr evious step.
The side window is closed without the automatic reve rsing function.
The side windo wscannot be opened or
closed using the con venience opening
fe ature. The SmartK
eybattery is dischar ged or nearly dischar ged.
#Check the battery using the battery check lamp and replace if necessary .
Sliding sunroof
Opening/closing the sliding sunroof
&
WARNING Risk of becoming trapped
while opening and closing the sliding
sunroof
During opening and closing, parts of the
body could getcaught in the sweep of the
sliding sunroof.
#When opening or closing, make sure
th at no body parts are in the sweep.
#Re lease the button immediately if
somebody becomes trapped.
or
#Press the button in any direction during
th e automatic opening/closing process.
The opening/closing process is stop‐
ped.
& WARNING Risk of becoming trapped if
th e sliding sunroof is operated bychil‐
dren
Children operating the sliding sunroof could
get caught in the moving parts, particularly if
unattended.
#Ne ver lea vechildren unatte nded inthe
ve hicle.
#When leaving theve hicle, alw aysta ke
th eke ywit hyo u and lock theve hicle.
&
WARNING Risk of becoming trapped
while opening and closing thero ller sun
blind
When opening or closing, make sure that no
body parts become trapped between the
ro ller sun blind and frame or the sliding sun‐
ro of.
Opening and closing 77

Automatic reve rsing function of the sliding
sunroof
If th ere is an object obstructing the sliding sun‐
ro of during the closing process, the sliding sun‐
ro of opens again automaticall y.The automatic
re ve rsing function is only an aid and is not a sub‐
st itute foryo ur attentiveness.
#When closing, make sure that no body parts
are in the closing area.
&
WARNING Risk of becoming trapped
despite there ve rsing function being
active
The reve rsing function does not react:
Rto soft, light and thin objects, e.g. small
fi ngers
Rdu ring the last 1/6 in (4 mm) of the clos‐
ing path
Rduring resetting
Rwhen closing the sliding sunroof again
manually immediately af ter au tomatic
re ve rsing
This means that there ve rsing function can‐
not pr event someone being trapped in these
situations.
#When closing, make sure that no body
parts are in the closing area.
#Re lease the button immediately if
somebody becomes trapped.
or
#Press the button in any direction during
th e automatic closing process.
The closing process is stopped.
Au tomatic reve rsing function of thero ller
sunblind
If th ere is an object obstructing thero ller sun‐
blind during the closing process, thero ller sun‐
blind opens again automaticall y.The automatic
re ve rsing function is only an aid and is not a sub‐
st itute foryo ur attentiveness.
#When opening or closing thero ller sunblind,
make sure that no body parts are in the
sweep.
& WARNING Risk of becoming trapped
despite there ve rsing function being
active
In particular, there ve rsing function does not
re act tosoft, light and thin objects, forex am‐
ple small fingers.
This means that there ve rsing function can‐
not pr event entrapment in these situations.
#When opening or closing thero ller sun
blind, make sure that no body parts are
in the sweep.
#Re lease the button immediately if
somebody becomes trapped.
or
#Press the button in any direction during
th e automatic closing process.
The closing process is stopped.
Au tomatic features of the sliding sunroof
%
The term "sliding sunro of"refers to the pan‐
oramic sliding sunroof.
80 Opening and closing