2018 MERCEDES-BENZ S-CLASS COUPE warning light

RYou are af fected byglare, e.g. from oncoming
traf fic, the sun or reflections.
RThe windshield is dirty in the area of the mul‐
tifunction camera, or the camera is fogged
up, damaged or co vered.
RIfth e traf fic signs are hard todetect, e.g. due
to dirt or sno w,or because they are co vered,
or due toinsuf ficient lighting.
RIf th e information on the navigation sy stem's
digital map is incor rect or out of date .
RThe signs are ambiguous, e.g. traf fic signs on
construction sites or in adjacent lanes.
Setting Traf fic Sign Assist
Multimedia sy stem:
,Vehicle.k Assistance.Traffic
Sign Assist
Ac tivating /deacti vating automatic adoption
of speed limits
Re quirements
RAc tive Dis tance Assist DISTRONIC is acti va‐
te d.
#Select Limit Adoption .
#Activate Oor deacti vate ª the function.
The speed limits de tected byTraf fic Sign
Assist are automatically adop tedby Active
Dis tance Assist DISTRONIC.
Displ aying de tected traf fic signs in the
media display
#Select Display in COMAND.
#Activate Oor deacti vate ª the function.
Ad justing the type of warning
#Select Visual & Audible ,Visual orNone.
Ad justing the warning threshold
This value de term ines the speed at which a
wa rning is issued when exceeded.
#Select Warning Threshold.
#Setthe desired speed.
Night View Assist
Function of Night View Assist
With th e aid of camera 2, NightView Assist
helps youto recognize the course of thero ad or
obs tacles in the dar k.The multifunction display
th en sho wsa monochrome image of the sur‐
ro unding area infront of theve hicle. Infrared
Driving and parking 19
5

Displayin the assistance graphic
1Spotlight function switched on but not oper‐
ating
2Spotlight function switched on and operating
The pedestrian symbol in the assis tance graphic
indica testh est atus of the spotlight function. If
th e pedestrian symbol is displa yed dark 1,the
function is switched on. If the symbol is dis‐ pla
yed bright 2,the conditions forth e Spotlight
function are also fulfilled.
Sy stem limitations
The spotlight function does not flash at animals.
The spotlight function is not active or is active
only toa limited extent if:
RYo u are driving in urban traf fic.
RThe pedestrians are loca ted in the area of an
oncoming vehicle or a vehicle in front.
Ac tivating/deactivating the spotlight func‐
tion
Re quirements:
RPedestrian de tection is acti ve(→page 196).
RThe car riag ewa yis no tlit .
RThe speed is at leas t37 mph(6 0 km/h).
RAd aptive Highbeam Assist Plus is switch ed
on.
If all therequ irements are fulfilled, the headlamp
fl ashes four short pulses at a pedestrian de tec‐
te d on or near tothero ad. Multimedia sy
stem:
,Vehicle.÷.Light Set-
tings.Spotlight
#Switch the function on Oor off ª.
Blind Spot Assist and Active Blind Spot
Assi st
Function of Blind Spot Assist and Active
Blind Spot Assi st
Blind Spot Assist uses two lateral,rear-facing
ra dar sensors tomonitor the area up to130ft
(40 m) behind your vehicle and 10ft(3 m)
directly next to yourvehicle.
If a vehicle is de tected at speeds ab ove appr ox‐
imately 8 mph (12 km/h) and this vehicle subse‐
qu ent lyenters the monitoring range di rectly next
to yo urvehicle, thewa rning lamp in the outside
mir ror lights up red.
If a vehicle is de tected close to yourvehicle in
th e lateral monitoring range and youswit chon
th e turn signal indicator in the cor responding
direction, a warning tone sounds once. The red
wa rning lamp in the outside mir rorflashes. If the
19 8
Driving and pa rking

RVehicles approaching and overtaking you
at a very differe nt speed.
As a result, Active Blind Spot Assi stmay nei‐
th er give warnings nor inter vene in such sit‐
uations.
#Alw ays pay careful attention tothe traf‐
fi c situation and maintain a safe dis‐
ta nce at the side of theve hicle.
Ac tive Blind Spot Assi stis only an aid. It may fail
to detect some vehicles and is not a substitute
fo r attentive driving. Alw ays ensure that there is
suf ficient dist ancetothe side forot her road
users and obs tacles.
If a cours e-correcting brake application occurs,
th ere dwa rning lamp flashes in the outside mir‐
ro r and a warning tone sounds. In addition, a dis‐
pl ay 1 indicating the danger of a side collision
appears in the multifunction displa y.
In rare cases, the sy stem may make an inappro‐
priate brake application. This brake application
may be inter rupte d at any time if yousteer
slightly in the opposite direction or accelera te.
Sy stem limitations
Either a course-cor recting brake application
appropria teto the driving situation, or none at
all, may occur in thefo llowing situations:
RVe hicles or obs tacles, e.g. crash barr iers, are
located on bo thsides of your vehicle.
RAve hicle approaches too closely on the side.
RYo u ha veadop ted a sporty driving style with
high cornering speeds.
RYo ubr ake or accelerate signif icantly.
RA driving safe ty system inter venes, e.g. ESP®
or Active Brake Assi st.
RESP®is deacti vated.
RA loss of tire pressure or a defective tire is
de tected.
Ac tivating or deactivating Blind Spot Assi st
or Active Blind Spot Assi st
Multimedia sy stem:
,Vehicle.k Assistance.Blind
Spot Assist
#Ac tivate Oor deacti vate ª the function.
200
Driving and parking

System limitations
No lane-cor recting brake application occurs in
th efo llowing situations:
RYo u clear lyand actively steer, brake or accel‐
erate.
RYo u ha veswitched on the turn signal indica‐
to r.
RA driving safe ty system inter venes, such as
ESP®, Ac tive Brake Assi stor Active Blind
Spot Assi st.
RYo u ha veadop ted a sporty driving style with
high cornering speeds or high rates of accel‐
eration.
RESP®is deactivated.
RIf a loss of tire pressure or a defective tire
has been de tected and displ ayed.
The sy stem may be impaired or may not function
in thefo llowing situations:
RIf th ere is poor visibility, e.g. due toinsuf fi‐
cient illumination of thero ad, highly variable
shade conditions, or due torain, sno w,fog or
heavy spr ay.
RThere is glare, e.g. from oncoming traf fic, the
sun or reflections.
RIf th ere is dirt on the windshield in the vicin‐
ity of the multifunction camera or the camera
is mis ted up, damaged or obscured.
RNo or se veral, unclear lane markings are
present for one lane, e.g. near roadwor ks.
RThe lane markings are worn, dark or co vered.
RThe dis tance totheve hicle in front is too
small and the lane markings thus cannot be
de tected.
RThe lane markings change quickl y,e.g. lanes
branch off, cross one ano ther or mer ge.
RThe roadw ayisvery nar row and winding.
Ve hicles with Driving Assistance pac kage or
Driving Assistance Plus pa ckage: Active Lane
Ke eping Assist uses radar sensors tomonitor
se veral areas around theve hicle. If thera dar
sensors in there ar bumper are dirty or co vered
with snow ,th e sy stem may be impaired or may
not function. If an obs tacle in the lane in which
yo u are driving has been de tected, no lane-cor‐
re cting brake application occurs .Ac
tivating Active Lane Keeping Assist
&
WARNING Risk of accident despite
Ac tive Lane Keeping Assist warning
A lane-cor recting brake application cannot
al wa ys bring theve hicle back into the origi‐
nal lane.
#Alw aysst eer, brake or accelera teyour‐
self, especially if Active Lane Keeping
Assist warnsyo u or makes a lane-cor‐
re cting brake application.
&
WARNING Risk of accident despite inter‐
ve ntion of Active Lane Keeping Assist
Ac tive Lane Keeping Assist does not de tect
traf fic conditions or road users. In very rare
cases, the sy stem may make an inappropri‐
ate brake application, e.g. af ter intentional ly
driving over a solid lane marking.
The brake application can be inter rupte d at
any time if yousteer slightly in the opposite
direction.
202 Driving and parking

#Always make sure that there is suf fi‐
cient dist ancetothe side forot her traf‐
fi c or obs tacles.
&
WARNING Risk of accident despite Lane
Ke eping Assist
Lane Keeping Assist cannot always clearly
de tect lane markings.
In such cases, Lane Keeping Assist can:
Rgive an unnecessary warning
Rnot give a warning
#Alw ays pay particular attention tothe
traf fic situation and keep within the
lane, especially if Active Lane Keeping
Assist alerts you.
Re quirements
The driving speed is at least 40 mph (60 km/h).
#Press button 2.
If indicator lamp 1lights up, Lane Keeping
Assist is activated. When lane markings are
de tected, the lines in the assis tance graphic
are shown in white.
Sensitivity of Active Lane Keeping Assist
Wi th th est andard or adaptive setting, you can
influence when thewa rning vibration of Lane
Ke eping Assist take s place. In bo
th thest andard and adaptive settings, no
wa rning vibration occurs in thefo llowing situa‐
tions:
RYo u ha veswitched on the turn signal indica‐
to r.
RA driving safe ty system inter venes, such as
ABS, BAS or ESP®.
In the adaptive setting, there will also be no
wa rning vibration in thefo llowing situations:
RThe vehicle is accelerated or braked consid‐
erably.
RYo usteer actively, e.g. swer vetoavo id an
obs tacle or change lane quickl y.
RYou cut the corner on a sharp bend.
Setting the sensitivity of Active Lane Keep‐
ing Assist
Multimedia sy stem:
,Vehicle.k Assistance.Act.
Lane Keep. Assist
#Select a setting.
Driving and parking 203

Settingthe design
On-board computer
,Designs
% This function is only available forve hicles
with a Widescreen Cockpit.
The following designs can be selecte d:
RSport
RClassic
RProgressive
#Toselect a design: swipe upwards or down‐
wa rds on the left-hand Touch Control.
#Press the left-hand Touch Control.
The Instru ment Display is shown in the selec‐
te d design.
Head-up Display
Fu nction of the Head-up Display
Mercedes‑AMG vehicles: observeth e no tes in
th e Supplement. Otherwise, you may not recog‐
nize dangers. The Head-up Display projects information from
th
e navigation sy stem, the driver assis tance sys‐
te m and some warning messages abo vethe
cockpit into the driver's field of vision.
Display elements
1Na vigation message s
2Current speed
3De tected instructions and traf fic signs
4Set speed in the driver assis tance sy stem
(e.g. cruise control)
When youre ceive a call, the6 Incoming Call
message appears in the Head-up Displa y.Sy
stem limitations
The visibility is influenced bythefo llowing condi‐
tions:
RSeat position
RThe positioning of the display image
RLight conditions
RWe tro ads
RObjects on the display co ver
RPo larization in sunglasses
% Inextreme sunlight, sections of the display
may be faded. This can be cor rected by
switching the Head-up Display off and on
again.
21 4
Instrument Display and on-board computer

Activating free flowan d traf fic display
#Ac tivate OFree Flowing Traffic andTraffic
Delays.
% The traf fic del ayis displa yedfo rth e cur rent
ro ute. Traf fic del ays lasting one minute or
longer are taken into consideration.
Displaying details
#Displaying the tra ffic map (→page 269).
#Moving the map (→page 272).#When a traffic re port symbol is under the
crosshair, press theTo uch Control, the con‐
troller or theto uchpad.
The traf fic re port de tails are displa yed.
or
#Press theTo uch Control, the controller or the
to uchpad.
#Select Information on Traffic Reports.
The map sho ws the traf fic re port symbols in
th e vicinit y.
Tr af fic re port information is displa yed in the
st atus line:
Rtraf fic re port symbol
Rreason forth e traf fic re port, e.g. tra ffic
jam
Rwa rning message (highlighte d inred)#To select a traf fic re port symbol: select
Next orPrevious.
#Press theTo uch Control, the controller or the
to uchpad.
The traf fic re port de tails are displa yed.
Issuing hazard alerts
Multimedia sy stem:
,Naviga-
tion.Z Options.Announcements
#Activate OAnnounce Traffic Warnings .
Wa rning messages are issued and tailbac ks
which pose a risk are announced.
Map and compass
Map and compass overview
1Sa vesth e cur rent vehicle position
2Mo vesth e map
3Selects the map orientation and map view
4Selects the function depending on the equip‐
ment:
• To transmit a hazard alert (Car-to-X)
270
Multimedia sy stem

Non-operational times with the batte rydis‐
connected
The AS SYST PLUS service inter val display
can only calculate the service due da tewhen
th e batte ryis connected.
#Notedown the service due date displa yed on
th e instrument display before disconnecting
th e battery (
→page 323).
Engine compartment
Ac tive hood (pedestrian pr otection)
Operation of the active hood (pedestrian pro‐
te ction)
In cer tain accident situations, therisk of injury
to pedestrians can be reduced bythe actuation
of the active hood. The rear area of the hood is
ra ised byappr oximately 80 mm.
Fo rth e drive tothewo rkshop, reset the trig‐
ge red active hood yourself. Af terth e active hood
has been triggered, pedestrian pr otection may
be limited. A
qu alified specialist workshop must re-ins tate
th e full functionality of the active hood.
The active hood is not available in all countries.
Re setting the active hood
&
WARNING Risk of burn s from hot com‐
ponent parts in the engine compartment
Cer tain component parts in the engine com‐
partment can be very hot, e.g. the engine,
th e cooler and parts of theex haust sy stem.
#Let the engine cool down and only
to uch the component parts described
as follo ws .
#With your hand flat, push down active hood
1 inthe area around the hinges on bo th
sides (ar rows).
The hood must engage in position.
#If th e active hood can be raised slightly at
th ere ar in the area of the hinges, repeat the
st ep until it engages cor rectl y.
Opening/closing the hood
&
WARNING Risk of accident if the engine
hood is unlatched while driving
An unloc ked engine hood may open up when
th eve hicle is in motion and block your vie w.
#Never unlatch the engine hood while
driving.
#Before every trip, ensure that the
engine hood is latched.
324 Maintenance and care