2018 MERCEDES-BENZ E-CLASS COUPE warning light

#Alwaysst eer, brake or accelera teyour‐
self, especially ifAc tive 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.
#Alw ays 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.
Prerequisi te
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.
Driving and parking 203

RDisplayfor traf fic del ays on thero ute
lasting at least one minute.
RWa rning message symbols:
-d symbol
-Additional road saf etyno te when
approaching a traf fic incident, e.g.
approach ingtailback
If th eve hicle approaches a hazard
spot on thero ute, a warning message
is displa yed on the map. A warning
message may also be issued
(
→page 258).
Displaying traf fic incidents
Multimedia sy stem:
,1DYLJDWLRQ.Z 2SWLRQV.0DS
&RQWHQW
#Ac tivate O7UDIILF ,QFLGHQWV .
Ro adwor ks,ro ad bloc ks, local area reports
(e.g. fog) and warning messages are dis‐
pla yed.
Ac tivating free flowan d traf fic delay
#Ac tivate O)UHH )ORZ and7UDIILF 'HOD\V. %
The traf fic del ayis displa yedfo rth e cur rent
ro ute. Traf fic del ays lasting one minute or
longer are take n into conside ration.
Displ aying details
#Display the tra ffic map (→page 257).
#Mo vethe map (→page 260).#Va riant 1: when a traf fic re port symbol is
under the crosshair, press theto uchpad or
th e controller.
The tra ffic report de tails are displa yed.
#Va riant 2: press theto uchpad or the control‐
ler.
#Select 7UDIILF 0HVVDJHV IRU WKH 9LFLQLW\.
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
1H[W or3UHYLRXV.
#Press on theto uchpad or cont roller.
The traf fic re port de tails are displa yed.
Issuing hazard alerts
Multimedia sy stem:
,1DYLJD
WLRQ.Z 2SWLRQV.$QQRXQFHPHQWV
#Activate O$QQRXQFH 7UDIILF :DUQLQJV .
Wa rning messages are issued and approach‐
ing tailbac kswhich pose a risk are
announced.
258 Multimedia sy stem

Battery disconnection periods
The ASSYST 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 in
th e instrument display before disconnecting
th e battery (
→page 308).
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 engine
hood is raised byappr oximately 85 mm.
Fo rth e drive tothewo rkshop, reset the trig‐
ge red active hood yourself. Ifth 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 engine 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.
Maintenance and care 309

&WARNING Risk of injury from usingthe
windshield wipers while the engine hood
is open
When the engine hood is open and the wind‐
shield wipers are set in motion, you can be
trapped bythe wiper linkage.
#Alw ays switch off the windshield wipers
and ignition before opening the engine
hood.
#To open: pull lever1 torelease the engine
hood.#Push hood catch 1upwards and lift the
hood byappr oximately 15in (40 cm).
#Toclose: lowe rth e hood and let it fall from a
height of appr oximately 8 in (20 cm).
#Ifth e hood can still be lif ted slightl y,open
th e hood again and close it with a little more
fo rc e until it engages cor rectl y.
Maintenance and care 31
1

RThe blowerfo rth eve ntilation/heating is
switched off.
RThe windshield wiper switch is in position 0.
RIn car washes with a towing mechanism: neu‐
tral iis engaged.
RThe SmartK eyis at a dis tance of at least
10 ft(3 m) away from theve hicle, otherwise
th e trunk lid could open unintentionall y.
% Remo vethewa x from the windshield and
wiper rubber af terth e car wash; this will pre‐
ve nt smearing and reduce wiper noise.
Information on using a po werwa sher
&
WARNING Risk of accident when using
high-pressure cleaning equipment wi th
ro und-s pray nozzles
The wate r jet from a round-s pray nozzle (dirt
grinder) may cause damage totires and sus‐
pension components that is not visible.
Components damaged in this wa yma yfa il
unexpec tedly.
#Do not use high-pressure cleaning
equipment wi thround-spr aynozzles to
clean your vehicle.
#Damaged tires or suspension compo‐
nents must be replaced immediatel y.
Toavo id damage to yourvehicle, obser vethefo l‐
lowing when using a po werwa sher:
RKeep the SmartK eyat least 10ft(3 m) away
from theve hicle. Otherwise the trunk lid
could open unintentionall y.
RMaintain a distance of at least 11.8 in
(30 cm) totheve hicle.
RVe hicles with deco rative foil: parts of your
ve hicle are co vered with a decorative foil.
Maintain a dis tance of at least 27.6 in
(70 cm) between thefo il-c ove red parts of the
ve hicle and the nozzle of the high pressure
cleaner. Mo vethe po werwa sher nozzle
around whilst cleaning.
RObser vethe information on the cor rect dis‐
ta nce in the equipment manufacturer's oper‐
ating instructions.
RDo not point the nozzle of the po werwa sher
directly at sensitive parts such as tires, slits,
electrical component parts, batteries, light
sources and ventilation slot s.
Washing the vehicle byhand
Obser velegal requ irements, forex ample in
some countries washing byhand is only allo wed
at specially equipped washing ba ys.
#Use a mild cleaning agent such as car sham‐
poo.
#Wa shtheve hicle with luk ewarmwate r and a
soft car sponge. While doing so, do not
ex pose theve hicle todirect sunlight.
#Hose down theve hicle carefully with water
and dry it with a leather clo th. Make sure
th at thewate r jet is not pointed directly into
th e air inlet grille.
31 6
Maintenance and care

Information on cleaning and careAvoiding vehicle damage
Wi per blades
Fold out the wiper blades and clean them using a damp clo th.D o not clean the wiper blades too of ten.
Ex terior lighting
Cleanthe lenses with a wet sponge and mild de terg ent, e.g.
car shampoo. Only use cleaning agents or cleaning clo
thsth at are suitable
fo r plast ic lenses.
Sensors Cleanthe sensors in the front and rear bumpers and in the
ra diator grille with a soft clo thand car shampoo. When using a high-pressure
water jet, maintain a minimum
dis tance of 11.8 in (30 cm).
Re ar view camera
and 360° Camera
ROpen the camera co ver with the multimedia sys‐
te m(→page 184) .
RUse clear water and a soft clo thtoclean the camera lens. Do not use a high-pressure
water jet.
Ta ilpipes
Clean with cleaning agents recommended byMercedes-Benz,
particular lyin the winter and af terwa shing theve hicle. Use acid-free cleaning agents.
Note
s on care of the interior
&
WARNING Risk of injury from plastic
parts breaking off af terth e use of sol‐
ve nt-based care products
Ca reand cleaning products con taining sol‐
ve nts can cause surf aces inthe cockpit to
become porous.
When the airbags are deplo yed, plastic parts
may break away.
#Do not use any care or cleaning prod‐
ucts containing sol vents toclean the
cockpit.
& WARNING Risk of injury or death from
bleached seat belts
Bleaching or dyeing seat belts can se verely
we aken them.
This can, forex ample, cause seat belts to
te ar or fail in an accident.
#Ne ver bleach or dye seat belts.
Maintenance and care 31
9

#Correct the tire pressure if it is still at least
13 0 kPa (1.3 bar/19 psi). See theTire and
Loading Info rmation placard on the driver's
side B‑pillar or the tire pressure table in the
fuel filler flap forva lues.
#To increase the tire pressure: Switchon
th e tire inflation compressor.
#To reduce the tire pressure: Press pressure
re lease button 1next tomanome ter2.
#When the tire pressure is cor rect, unscr ew
th efilling hose from theva lve of the sealed
tire.
#Scr ew theva lve cap onto the tire valve of the
sealed tire.
#Pull the tire sealant bottle out of the tire
inflation compressor.
The filling hose stay s on the tire sealant bot‐
tle.
#Drive tothe nearest qualified specialist work‐
shop and ha vethe tire, tire sealant bottle and
fi lling hose replaced there.
Bat tery (vehicle)
Note s onthe12 V battery
&
WARNING Risk of an accident due to
wo rkcar ried out incor rectly on the bat‐
te ry
Wo rkcar ried out incor rectly on the battery
can, forex ample, lead toa short circuit. This
can lead tofunction restrictions in saf ety-re l‐
eva nt sy stems, forex ample the lighting sys‐
te m, ABS (anti-lock braking system) or ESP
®
(Elect ronic Stability Prog ram). The operating
saf etyof your vehicle may be restricted.
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
Rwhen braking
Rin theeve nt of ab rupt steering maneuvers
and/or when theve hicle's speed is not
adap tedto thero ad conditions
#In theeve nt of a short circuit or a simi‐
lar incident, contact a qualified special‐
ist workshop immediately.
#Do not continue driving.
#Alw ays ha vewo rkon the battery car ried
out at a qualified specialist workshop.
RFu rther information on ABS (→page 151)
RFu rther information on ESP®(→page 152)
Fo r saf etyre asons, Mercedes-Benz recommends
th at you only use batte ries which ha vebeen tes‐
te d and appr oved foryo ur vehicle byMercedes-
Benz. These batteries pr ovide inc reased impact
pr otection toprev ent vehicle occupants from
suf fering acid bu rns should the battery be dam‐
aged in theev ent of an accident.
328
Breakdown assis tance

#Make surethat the positive term inal of
th e connected battery does not come
into conta ct withvehicle parts.
#Ne ver place me tal objects or tools on a
batter y.
#When connecting and disconnecting the
batter y,yo u must observ eth e descri‐
bed order forth e battery clamps.
#When giving starting assis tance, al ways
make sure that you only connect bat‐
te ry term inals with identical polarity.
#During starting assis tance, you must
observ eth e described order for con‐
necting and disconnecting the jumper
cables.
#Do not connect or disconnect the bat‐
te ry cla mp s while the engine is running.
&
WARNING Risk ofexplosion during
ch arging process and starting assis tance
During thech arging process and starting
assis tance, the battery may release an explo‐
sive gas mixture.
#Av oid fire , open flames, creating spar ks
and smoking.
#Make sure that there is suf ficient venti‐
lation du ring thech arging process and
during starting assis tance.
#Do not lean over a batter y.
Ifth e indicator/warning lamps in the instrument
clus ter do not light up at low temp eratures, it is
ve ry likely that the dischar ged battery has fro‐
zen.
& WARNING Risk ofexplosion from a fro‐
zen battery
A dischar ged battery may freeze at temp era‐
tures slightly abo veor below freezing point.
During starting assis tance or battery charg‐
ing, batte rygas may be released.
#Alw aysth aw a frozen batte ryout firs t
before charging it or per form ing start‐
ing assis tance.
The service li feof a battery that has been
th awe d may be dramatically shor tened. It is
recommended that you ha veathaw ed bat‐
te ry checked at a qualified specialist workshop.
All vehicles
* NO
TEDama gecaused bynumerous or
ex tended attem ptsto start the engine
Nume rous or extended attem ptsto start the
engine may damage the catalytic con verter
due tonon-combu sted fuel.
#Av oid numerous and extended attem pts
to start the engine.
Obser vethefo llowing points during starting
assis tance and when charging the battery:
ROnly use undamaged jumper cables/charg‐
ing cables with a suf ficient cross-section and
insula tedte rm inal clamps.
RNon- insulated parts of thete rm inal clamps
must not come into con tact wi thother me tal
parts while the jumper cable/charging cable
is connected tothe battery/jump-s tart con‐
nection point.
Breakdown assis tance 331