2018 MERCEDES-BENZ E-CLASS CABRIOLET battery

00BBTounlock theve hicle: touch the inner sur‐
fa ce of the door handle.
00BBTo lock theve hicle: touch sensor sur face
1 or2.
00BBCo nvenience closing: touch recessed sen‐
sor surf ace2for an extended pe riod.
00CE Further information on con venience closing
(
→pa ge 74).
If yo u open the trunk lid from outside it is auto‐
matically unloc ked.
Problems with KEYLESS-GO
Problem
Possible causes/consequences and 0050Solutions
Yo u can no longe r lock or unlock the
ve hicle using KEYLESS-GO. Po
ssible causes are:
RKEYLESS-GO has been deactivated .
RThe SmartK eybattery is dischar ged or near lydischar ged.
RThere is inter fere nce from a po werful radio signal source.
Opening and closing 63

ProblemPossible causes/consequences and 0050Solutions
RThe SmartKeyis defective.
00BBActivate KEYLESS-GO .
00BBCheck the battery using the battery check lamp and replace if necessary .
00BBUse the mechanical keyto lock or unlock theve hicle .
00BBHa ve theve hicle and SmartK eychecked at a qualified specialist workshop.
Ac tivating/deactivating the automatic lo ck‐
ing feature
The vehicle is loc ked automatically when the
ignition is switched on and the wheels are turn‐
ing fast erthan walking pace.
00BBTo activate: press and hold button 2for
appr oximately five seconds until an acoustic
signal sounds.
00BBTo deactivate: press and hold button 1for
appr oximately five seconds until an acoustic
signal sounds.
There is a danger of being loc ked out if the func‐
tion is activated:
RWhile theve hicle is being tow star ted/
pushed.
ROn a roller dynamome ter.
64
Opening and closing

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