engine MERCEDES-BENZ E-CLASS CABRIOLET 2018 User Guide

#
Switch the ignition on. #
Toactivate: pull button 1.
AIR CAPex tends and the indicator lamp on
button 1lights up. #
Todeactivate: press button 1.
AIR CAPre tracts and the indicator lamp on
button 1goes out. If
th eve hicle is par ked with the soft top open
and the ignition is switched off, AIR CAP will
re tract au tomatical ly.
When youre start the engine af ter having been
par ked, AIR CAP will extend again au tomatically. Fi
tting and removing the folding draught
stop &
WARNING Risk of accident when using
th e draught stop in poor visibility condi‐
tions
The draught stop impairs your view tothe
re ar, particular ly when darkor in poor visibil‐
ity conditions. #
Only use the draught stop in good visi‐
bility conditions. &
WARNING Risk of accident and inju ry
due toan incor rectly fitted draught stop
If th e draught stop is not cor rectly fitted it
can come loose du ring the journey and
endanger other road users. #
Fitthe draught stop as described. #
Do not place objects on thefitted
draught stop. *
NO
TEThe draught stop can be damaged
if fitted when the soft top is closed The
vehicle interior or the draught stop can
be damaged if fitted when the soft top
closed. #
Tofit, open the soft top. *
NO
TEDama getothe draught stop due
to collision wi thseat backrests The draught
stop may collide with the front
seat backrests when fitted. #
Adjust the backrest positions of the
front seats. The
folding draught stop is fitted overth ere ar
seats toprotect against wind when you are driv‐
ing with the soft top open. Only the front seats
can be occupied when thefo lding draught stop
is fitted. Opening and closing
93

Note
s onthe cor rect driver's seat position &
WARNING Risk of inju rythro ugh adjust‐
ing vehicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion
R ifyo ufast enyour seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel or the mir ror and fasten
yo ur seat belt. Ensure
thefo llowing when adjusting thesteering
wheel 1, seat belt 2and driver's seat 3:
R you are as faraw ay from the driver's airbag
as possible
R you are sitting in an upright position
R your thighs are slight lysuppor tedby the seat
cushion R
your legs are not fully extended and you can
depress the pedals properly
R the back of your head is suppo rted at eye
le ve lby the cent reofthe head restra int
R you can hold thesteering wheel with your
arms slightly bent
R you can mo veyour legs freely
R you can see all the displa yson the instru‐
ment clus ter clea rly
R you ha vea good overview of the traf fic con‐
ditions
R your seat belt is pulled snug lyagainst your
body and is routed across the cent reofyour
shoulder and across your hips in the pelvic
area Seats and
stowing 99

Seats
Ad
justing the front seat mechanically and
electrically (without Seat Comfort Package) &
WARNING Risk of becoming trapped if
th e seats are adjus tedby children
Children could become trapped if they adjust
th e seats, particularly when unattended. #
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle.
This also applies tothe digital vehicle
ke y if the "Digital Vehicle Key" function
is activated via Mercedes me connect. #
Never lea vechildren unat tended in the
ve hicle. The seats can be adjus
ted when the ignition is
switched off. &
WARNING Risk of becoming trapped
when adjusting the seats
When you adjust a seat, you or other vehicle
occupants could become trapped, e.g. on the
seat guide rail. #
When adjusting a seat, make sure that
no one has any body parts in the sweep
of the seat. Obser
vethe saf ety no tes on "Airbags" and "Chil‐
dren in theve hicle". &
WARNING Risk of accident due tothe
driver's seat not being engaged
If th e driver's seat is not engaged, it could
mo veunexpectedly while theve hicle is in
motion.
This could cause youto lose control of the
ve hicle. #
Alw ays make sure that the driver's seat
is engaged before starting theve hicle. &
WARNING Risk of inju rythro ugh adjust‐
ing vehicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion
R ifyo ufast enyour seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel or the mir ror and fasten
yo ur seat belt. &
WARNING Risk of becoming trapped if
th e seat height is adjus ted carelessly
If yo u adjust the seat height carelessly, you
or other vehicle occupants could be trapped
and thereby injured. 100
Seats and stowing

Ad
justing the front seat electrically 1
Head restra int height
2 Seat backrest inclination
3 Seat height
4 Seat cushion length
5 Seat cushion inclination
6 Seat fore -and-aft position #
Save the settings with the memory function
(→ page 113). Ad
justing the 4-w aylumbar support 1
Raise
2 Soften
3 Lower
4 Harden #
Using buttons 1to4 , adjust the conto ur
of the backrest individually tosuit your bac k. Head
restra ints Ad
justing the head restra ints on the front
seats &
WARNING Risk of inju rythro ugh adjust‐
ing vehicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion
R ifyo ufast enyour seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel or the mir ror and fasten
yo ur seat belt. Seats and
stowing 103

#
Toswitch off/reduce the le vel:press but‐
to n1 repeatedly until the desired heating
le ve l is set.
If all the indicator lamps are off, AIRSCARF is
switched off.
% When switching on, the blo wer will start up
on lyafte r a preheating phase lasting a few
seconds.
Af ter switching off, the blo wer will continue
to runfo r a few seconds tocool down the
heating elements.
% Ifth eve hicle battery voltage is too lo w,AIR‐
SCARF may switch off. #
Adjusting the AIRSCARF vent (→ page 154).
Ma kesure that there are no objects co vering the
intake grille on the back of the head restra int. Ste
ering wheel Ad
justing the steering wheel manually &
WARNING Risk of inju rythro ugh adjust‐
ing vehicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion
R ifyo ufast enyour seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel or the mir ror and fasten
yo ur seat belt. &
WARNING Risk of entrapment forch il‐
dren when adjusting thesteering wheel
Children could injure themselves if they
adjust thesteering wheel. #
Never lea vechildren unat tended in the
ve hicle. #
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle.
This also applies tothe digital vehicle
ke y if the "Digital Vehicle Key" function
is activated via Mercedes me connect. 11 0
Seats and stowing

ke
y if the "Digital Vehicle Key" function
is activated via Mercedes me connect. The memory function can be used when
the igni‐
tion is switched off.
St oring
Seat adjustments for up tothre e people can be
st ored and called up using the memory function.
The following sy stems can be selected:
R Seat, backrest and head restra int
R Steering wheel
R Outside mir rors
R Head-up display #
Set the seat, thesteering wheel, the head-up
display and the outside mir rors to the
desired position. #
Press memory button M toge ther with one of
preset position buttons 1,2 or 3.
An acou stic signal sounds. The settings are
st ored. #
Tocall up: press or brief lyhold preset posi‐
tion button 1,2 or 3.
The front seat, thesteering column, the
head-up display and the outside mir ror mo ve
to thestored position. St
ow age areas Note
s on loading theve hicle &
DANG ER Risk of exhaust gas poisoning
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Exhaust
ga ses can enter theve hicle interior if the
boot lid is open when the engine is running,
especially if theve hicle is in motion. #
Alw ays switch off the engine before
opening the boot lid. #
Never drive with the boot lid open. 11 4
Seats and stowing

5
L Low beam/high beam
6 R Switches there ar fog lights on or off
When low beam is activated, the indicator lamp
fo rth est anding lights Tis deactivated and
re placed bythe low beam indicator lamp L.#
Alw ays park your vehicle safely and in a well-
lit area, in accordance with there leva nt le gal
st ipulations.
* 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. #
Where possible, switch on the
ri ght X or left Wparking light. In
the case of se vere battery discharging, the
st anding lights or parking lights are automati‐
cally swit ched off tofacilitate the next engine
st art.
The exterior lighting (e xcept standing and park‐
ing lights) swit ches off automatically when the
driver's door is opened. R
Obser vethe no tes on sur round lighting
(→ page 134).
Au tomatic driving lights function
The standing lights, low beam and daytime run‐
ning lights are switched on au tomatically
depending on the ignition status and the light
conditions. &
WARNING Risk of accident when the
dipped beam is switched off in poor visi‐
bility
When the light switch is set toà ,the
dipped beam may not be switched on auto‐
matically if there is fog, snow or other causes
of poor visibility such as spr ay. #
In such cases, turn the light switch to
L . The automatic driving lights are only an aid.
Yo u
are responsible forve hicle lighting. Switching
there ar fog lights on or off
Re quirements:
R The light switch is in theL orà posi‐
tion. #
Press the R button.
Please obser vethe count ry-specific la wsonthe
use of rear fog lamps. 12 8
Light and sight

Mir
rors Operating
the outside mir rors &
WARNING Risk of inju rythro ugh adjust‐
ing vehicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion
R ifyo ufast enyour seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel or the mir ror and fasten
yo ur seat belt. &
WARNING Risk of accident due tomis‐
judgement of dis tances when using the
outside mir ror
The outside mir rors reflect objects on a
smaller scale. The objects in view are in fact
closer than they appear.
As a result, you may misjud gethe dis tance
between you and thero ad user driving
behind you, e.g. when changing lanes. #
Therefore, alw ays look over your shoul‐
der in order toensure that you are
aw are of the actual dis tance between
yo u and thero ad users driving behind
yo u. Fo
lding the outside mir rors in/out #
Brief lypress switch 1.
Re setting the outside mir rors
% Ifth e battery has been disconnected or com‐
ple tely discharged, the outside mir rors must
be reset. Only then will the automatic mir ror
fo lding function workproperly. #
Brief lypress switch 1. Light and sight
13 9

Ad
justing the outside mir rors #
Press the3 or4 buttons toselect the out‐
side mir rorto be adjus ted. #
Press button 2toadjust the position of the
mir rorgl ass.
Engaging the outside mir rors #
Vehicles without electrically folding outside
mir rors: manually mo vethe outside mir ror
into the cor rect position. #
Vehicles with electrically folding outside mir‐
ro rs: press and hold button 1.
Yo u will hear a click and the mir ror will audi‐
bly engage in position. The outside mir ror is
set tothe cor rect position. Au
tomatic anti-dazzle mir rors function &
WARNING Risk of bu rns and poisoning
due tothe anti-dazzle mir ror electrolyte
Electrolyte may escape if theglass in an
automatic anti-dazzle mir ror breaks. The electrolyte is harmful and causes ir
rita‐
tion. It mu stnot come into contact wi thyour
skin, eyes,respiratory organs or clo thing or
be swallo wed. #
Ifyo u come into contact with electro‐
ly te , obser vethefo llowing:
R Rinse the electrolyte from your skin
and seek medical attention immedi‐
atel y.
R If electrolyte comes into contact
with your eyes, rinse them thor‐
oughly with clean water and seek
medical attention immediately.
R Ifth e electrolyte is swallo wed,
immediately rinse your mouth out
th oroughly. Do not induce vomiting.
Seek medical attention immediately.
R Immedia tely ch ange out of clo thing
which has come into con tact wi th
electrolyte.
R If an allergic reaction occurs, seek
medical attention immediatel y. The inside
rearview mir ror and the outside mir‐
ro r on the driver's side automatically go into
anti-dazzle mode if light from a headlamp hits
th e sensor on the inside rearview mir ror.
Sy stem limitations
The sy stem does not go into anti-dazzle mode in
th efo llowing situations:
R the engine is switched off
R reve rsege ar is engaged
R the interior lighting is switched on Fu
nction of the front-passenger outside mir‐
ro r parking position The pa
rking position makes parking easier.
The front-passenger outside mir ror tilts down‐
wa rds and sho ws there ar wheel on the front-
passenger side in thefo llowing situations:
R the parking position is stored (→ page141)
R the passenger mir ror is selected
R reve rsege ar is engaged 14 0
Light and sight

Overview of climate control sy
stems Note
s on climate control An interior air
filter must alw ays be used so that
th e air conditioning sy stem, pollution le vel moni‐
to ring and the air filtering function workcor‐
re ctly. Ma kesure that thefilter is ins talled cor‐
re ctly and thefilter housing in the engine com‐
partment is closed cor rectly using the cap and
alw ays tightly sealed when in operation. Use fil‐
te rs recommended and appr ovedby Mercedes-
Benz. Alw ays ha veservice workcar ried out at a
qu alified specialist workshop. THERMATIC control panel
overview The indicator lamps on
the buttons indicate that
th e cor responding function is activated. 1
w Setsthete mp erature, left
2 _ Setsthe air distribution
3 H Setsthe air flow or switches off climate
control
4 Ã Sets climate control toautomatic
mode (→ page145)
5 ¬ Defrosts the windscreen 6
Vehicles without a stationary heater: t
calls up the air conditioning menu
Ve hicles with a stationary heater: !calls
up the air conditioning menu, switches the
re sidual heat on/off (→ page146)
7 ¤ Switches there ar wind owheater
on/off
8 Vehicles without a stationary heater: 0
swit ches the synchronisation on/off
(→ page 146)
Ve hicles with a stationary heater: &
swit ches thest ationary heater on/off
(→ page 148)
9 g Switches air- recirculation mode on/off
(→ page 146)
A ¿ Switches the A/C function on/off
(→ page 145)
B w Setsthete mp erature, right THERMOT
RONIC control panel overview The indicator lamps on
the buttons indicate that
th e cor responding function is activated. Climate
control 14 3