battery MERCEDES-BENZ E-CLASS CABRIOLET 2018 User Guide

If several consecutive kicking mo vements are
not successful, waitte n seconds.
Sy stem limitations
The sy stem may be impaired or may not function
if:
RSnow or dirt, e.g. from road salt, co vers the
sensor area.
RThe 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:
RIf 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.
RIf objects are mo ved or placed behind the
ve hicle, e.g. tensioning stra ps or luggage
RWhen working on the trailer coupling, trailers
or rear bicycle rack s.
Deactivate KEYLESS-GO (
→page 58) or do not
car rythe SmartK eyabout your person insuch
situations.
Switch ing separate trunk locking on or off
Ifyo u centrally unlo ck theve hicle while separate
locking is activated, the trunk remains loc ked.
00BBTo switch on: slidethe switch toposition
0047.
00BBTo switch off: slidethe switch toposition
0048. 00CE
If an accident has been de tected, the trunk
unloc kseve n if separate lo cking is switched
on.
Un locking the trunk with the emer gency
re lease from inside
Re quirementsRThe 12‑V‑vehicle battery is connected and
ch arge d.
70
Opening and closing

ProblemPossible causes/consequences and 0050Solutions
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.
00BBCheck the battery using the battery check lamp and replace if necessary .
Soft top
Opening and closing the soft top using the
soft -top switch
0071
WARNING Risk of becoming trapped
due tothe soft top lo wering unexpect‐
ed ly
If yo udo not fully open/c losethe soft top,
th e soft- tophy draulics depressurize af ter a
short time.
This causes the soft topto lowe r unexpect‐
edly and may cause you or others tobe trap‐
ped.
00BBAlw ays fully open or close the soft top.
0071
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 .
00BBWhen opening or closing, make sure
that no body parts are in the vicinity of
moving components.
00BBRe lease the button if somebody
becomes trapped.
0075 NO
TEPossible damage tothe soft top
when opening or closing
The soft top can be damaged when opening
or closing.
00BBMake sure there is suf ficient clearance
ab ove it.
00BBOnly load the trunk below the trunk
separator so that it will not be pushed
upwards.
00BBMake sure that the trunk lid is closed.
00BBIfth e soft top is dirty, wet or frozen, do
not open the soft top.
76
Opening and closing

Anti-theft protection
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.
00CE 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
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
The ATA sy stem is armed automatically af ter
appr oximately 10seconds:
RAfter locking theve hicle with the SmartK ey.
RAf ter locking theve hicle using KEYLESS-GO.
Indicator lamp 1flashes when theAT A sy stem
is activated.
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 eyinthestow age compartment
(
→page 132)
Openin gan d closing 83

AIRSCARFwarmsth e head and neck area of
ve hicle occupants with warm air. The warm air
fl ow s out of theve nts in the head restra ints.
00BBTo switch on/increase the le vel:press but‐
to n1 repeatedly until the desired heating
le ve l is set.
Depending on the heating le vel, up tothre e
indicator lamps light up.
00BBTo switch off/reduce the le vel:press but‐
to n1 repeatedly until the desired heating
le ve l is set.
If all of the indicator lamps are off, AIRSCARF
is switched off.
00CE When switching on, the blo werst arts up only
af te r a preheating phase which lasts afew
seconds.
Af ter switching off, the blo werru ns on for a
fe w seconds tocool down the heating ele‐
ments.
00CE Ifth eve hicle battery voltage is too lo w,AIR‐
SCARF may switch off.
00BBAd justing the AIRSCARF vent (→pa ge 130).
Ma kesure that there are no objects co vering the
intake grille on the back of the head restra int.
Ste ering wheel
Adjusting the steering wheel manually
0071
WARNING Risk of injury from adjusting
th eve hicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
Rifyo u adjust the driver's seat, the head
re stra int, thesteering wheel or the mir ror
while theve hicle is in motion
Rifyo ufa sten your seat belt while theve hi‐
cle is in motion
00BBBefore starting the engine: adjust the
driver's seat, the head restra int, the
st eering wheel or the mir ror and fasten
yo ur seat belt.
0071
WARNING Risk of entrapment forch il‐
dren when adjusting thesteering wheel
Children could injure themselves if they
adjust thesteering wheel.
Seats and stowing 95

Exterior lighting
Lighting systems and your responsibility
The various lighting sy stems of theve hicle are
only aids. The driver of theve hicle is responsible
fo r cor rect vehicle illumination in accordance
with the pr evailing light and visibility conditions,
legal requirements and traf fic situation.
Light switch
Opera ting the light switch
00470063Left-hand pa rking lights
00480064 Right-hand parking lights
00490060Parking lights and license plate lighting
004A0058 Automatic driving lights (prefer red light
switch position)
004B0058 Low beam/high beam
6005ESwitches there ar fog light on or off
When low beam is activated, the0060 indicator
lamp forth e parking lights is deactivated and
re placed bythe0058 indicator lamp forth e low
beam.
00BBAlw ays park your vehicle safely and in a well-
lit area, in accordance with there leva nt le gal
st ipulations.
0075 NO
TEBattery discharging byoperating
th est anding lights
Operating thest anding lights over a period of
hours puts a stra in on the batter y.
00BBWhere possible, switch on the
ri ght 0064 or left 0063parking light.
Inthe case of se vere battery discharging, the
parking lights or standing lights are automati‐
cally switch ed offtofacilitate the next engine
st art.
Light and visibility 111

Folding the outside mir rors in/out
00BBBrief lypress switch 1.
00CE Ifth e battery has been disconnected or com‐
ple tely discharged ,th e outside mir rors must
be reset. Only then will the automatic mir ror
fo lding function workproperly. Ad
justing the outside mir rors
00BBPress the3 or4 buttons toselect the out‐
side mir rorto be set.
00BBPress the2 button toset the position of the
mir rorgl ass.
Engaging the outside mir rors
00BBPress and hold button 1.
Yo uwill hear a click and the mir ror audibly
engage in position. The outside mir ror is set
in the cor rect position.
Au tomatic anti-glare mir rorsfunction
0071
WARNING Risk of burn s and poisoning
due tothe anti- glare mir ror electrolyte
Electrolyte may escape if theglass in an
automatic anti-glare mir ror breaks.
The electrolyte is harmful and causes ir rita ‐
tion. It must not come into contact wi thyour
skin, eyes,respiratory organs or clo thing or
be swallo wed.
00BBIfyo u come into contact with electro‐
ly te , obser vethefo llowing:
RRinse the electrolyte from your skin
and seek medical attention immedi‐
atel y.
RIf electrolyte comes into contact
with your eyes, rinse them thor‐
oughly with clean water and seek
medical attention immediately.
RIf th e electrolyte is swallo wed,
immediately rinse your mouth out
th oroughly. Do not induce vomiting.
Seek medical attention immediately.
RImmediate lych ange out of clo thing
which has come into con tact wi th
electrolyte.
RIf an allergic reaction occurs, seek
medical attention immediatel y.
The insiderearview mir ror and the outside mir‐
ro r on the driver's side automatically go into
anti- glare mode if light from a headlamp hits the
inside rearview mir ror.
Light and visibility 12
1

Driving
Switching on the po wer supp lyor ignition
using theSt art/S top button
0071
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 005D
RStarting the engine.
00BBNe ver lea vechildren and animals unat‐
te nded in theve hicle.
00BBWhen leaving theve hicle, alw aysta ke
th e SmartK eywith you and lock the
ve hicle.
00BBKe ep the SmartK eyout of there ach of
ch ildren.
0071
WARNING Risk ofexhaust gas poisoning
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Inhaling
th ese exhaust gases causes poisoning.
00BBNe ver lea vethe engine running in an
enclosed space wi thout suf ficient venti‐
lation.
0071 WARNING Risk offire caused byflam‐
mable material on theex haust sy stem
Flammable materials brought in byeither ani‐
mals or environmen tal influences may ignite
if th ey come into contact wi thhot parts of
th e engine or exhaust sy stem.
00BBTherefore, check regularly that there
are no flammable materials in the
engine compartment or on theex haust
sy stem.
Re quirements:RThe SmartK eyis located in theve hicle and
th e SmartK eybattery is not dischar ged.
Driving and parking 13
1

00BBToswitch on the po wer supp ly:press but‐
to n1 (USA) or 2(Canada) once.
Yo u can act ivate the windshield wiper, for
ex ample.
The po wer supp lyis switched off again if thefo l‐
lowing conditions are me t:
Ryou open the driver's door.
Ryo upr ess butto n1 (USA) or 2(Canada)
twice.
00BBTo switch on the ignition: press button 1
(USA) or 2(Canada) twice.
The indicator lamps in the instrument clus ter
light up.
The ignition is switched off again if one of the
fo llowing conditions is me t:
RYoudo not start theve hicle within
15 minutes.
The transmission is in position 005D.
or
The electric parking brake is applied.
RYo upr ess butto n1 (USA) or 2(Canada)
once.
St arting theve hicle
Starting theve hicle with thest art/s top but‐
to n
Requ irements:
RThe SmartK eyis located in theve hicle and
th e SmartK eybattery is not dischar ged.
00BBShift the transmission toposition 005Dor005C.
00BBDepress the brake pedal and push button 1
(USA) or 2(Canada) once.
00BBIfth eve hicle does not star t:switch off non-
essential consumers and press button 1
(USA) or 2(Canada) once.
00BBIfth eve hicle still does not start and the
3ODFH WKH .H\ LQ WKH 0DUNHG 6SDFH 6HH
2SHUDWRU
V 0DQXDO display message also
appears in the multifunction display: start
th eve hicle in emer gency operation mode.
Yo u can switchoff the engine while driving by
pressing button 1(USA) or 2(Canada) for
about thre e seconds. Be sure toobser vethe
saf etyno tes under "Driving instructions". St
arting theve hicle in emer gency operation
mode
If th eve hicle does not start and the3ODFH WKH
.H\ LQ WKH 0DUNHG 6SDFH 6HH 2SHUDWRU
V 0DQXDO
display message appears in the multifunction
displa y,yo u can start theve hicle in emer gency
operation mode.
00BBEnsure that mar ked space 2is em pty.
00BBRe mo veSmartK ey1 from theke yring.
00BBLay Smart Key1 in mar ked space 2.
The vehicle will start af ter a short while.
If yo ure mo veSmartK ey1 from mar ked
space 2,the engine starts again. For fur‐
th er vehicle starts, ho wever,SmartK ey1
132
Driving and pa rking

must be located in marked space 2during
th e entire journe y.
00BBHave SmartK ey1 checked at a qualified
specialist workshop.
If th eve hicle does not star t:
00BBLea veSmartK ey1 in mar ked space 2.
00BBDepress the brake pedal and start theve hicle
using thest art/ stop button.
00BBSt art theve hicle using thest art/ stop button.
00CE 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
st arting a journey
00CE This function is not available in all countries.
If yo ustart theve hicle via your smartphone, the
pr ev iously selecte d air conditioning setting 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 theve hicle
0071
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.
00BBAlw ays secure the engine against unin‐
te ntional starting before car rying out
maintenance or repair work.
Re quirements:Rpark position 005Dis selected.
Rthe anti- theft alarm sy stem is not activated.
Rth e panic alarm is not activated.
Rthe hazard warning lights are switched off.
Rthe hood is closed.
Rthe doors are closed and loc ked.
Rthe windo wsand soft top are closed.
00BBSt art theve hicle using the smartphone:Rafte reve ryvehicle start, the engine runs for
te n minu tes.
Ryo u can car ryout a maximum of two consec‐
utive starting attem pts.
Ryo u can stop theve hicle again at any time.
Rfur ther information can be found in the
smartphone app.
Securing the engine against starting before
car rying out maintenance or repair work:
00BBSwitch on the hazard warning lights.
or
00BBUn lock the doors.
or
00BBOpen a side window or the soft top.
Driving and parking 13
3

Applying or releasing the electric pa rking
brake manually
Applying
00BBPush handle 1.
The 0049 (USA) or 0024(Canada) indicator
lamp appears in the instrument clus ter. 00CE
The electric parking brake is only securely
applied if the indicator lamp is lit continu‐
ously.
Re leasing
00BBSwit chon the ignition.
00BBPull handle 1.
The 0049 (USA) or 0024(Canada) indicator
lamp in the instrument clus ter goes out.
Emer gency braking
00BBPress and hold handle 1.
When theve hicle has been braked toa
st andstill, the electric parking brake is
applied. The 0049(USA) or 0024(Canada)
indicator lamp appears in the instrument
clus ter.
Note s on parking theve hicle for a long
period
If yo u lea vetheve hicle par kedfo r longer than
fo ur we eks, the disconnected battery may be
damaged bydeep dischar ge. If
yo u lea vetheve hicle par kedfo r longer than six
we eks, it may suf fer dama geas a result of lack
of use.
00CE Further information can be obtained at a
qu alified specialist workshop.
St andby mode (extension of the star ter bat‐
te ry 's period out of use)
St andby mode function
If standby mode is activated, theve hicle can be
par kedfo r an extended pe riod of time without
losing po wer.
St andby mode is characterized bythefo llowing:
Rth est ar ter battery is preser ved.
Rthe maximum period out of use is displa yed
in the multimedia sy stem displa y.
Rfunctions such as interior pr otection or tow-
aw ay protection are not available.
Rthe connection toonline services is inter rup‐
te d.
15 2
Driving and pa rking