heating MERCEDES-BENZ E-CLASS CABRIOLET 2020 User Guide

To
guarantee theflow of fresh air thro ugh the air
ve nts into theve hicle interior, comply with the
fo llowing:
R Alw ayske ep theve nts and vent grilles in the
ve hicle interior free.
R Keep the air inlet free of residue build-up
(/ page 295). #
Toopen or close: holdthe air vent 1 inthe
centre and turn it tothe left or right as far as
it will go. #
Toset the air flow direction: holdthe air
ve nt 1 inthe cent reand mo veit up or down
or tothe left or right. Ad
justing the rear air vents #
Toopen or close: holdthe air vent 1 inthe
centre and turn it tothe left or right as far as
it will go. #
Toset the air flow direction: hold air
ve nt 1 inthe cent reand mo veit up or down
or tothe left or right. Ad
justing the AIRSCARF vents &
WARNING Risk of bu rns caused bythe
heating output from AIRSCARF being too
high
When AIRSCARF is switched on, very hot air
can flow from the outlet opening in the head
re stra ints. #
Turn the heating output down in good
time. #
Maintain a suitable dis tance from the
outlet opening. *
NO
TEDama gecaused toAIRSCARF by
th e use of pr otective co vers If a pr
otective co ver is placed overth e front
seat head restra ints, theflow of air from the
AIRSCARF vent is hinde red.
This can cause AIRS CARF toove rheat and be
damaged. #
Do not use pr otective co vers on head
re stra ints with AIRSCARF. 14 8
Climate cont rol

#
Toswitch on the po wer supp ly:press but‐
to n1 once.
Yo u can activate the windscreen wiper, for
ex ample.
The po wer supp lyis switched off again if thefo l‐
lowing conditions are me t:
R You open the driver's door.
R you press but ton1 twice more. #
Toswitch on the ignition: press button 1
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:
R you do not start theve hicle within
15 minutes and the transmission is in posi‐
tion jorthe electric parking brake is
applied.
R you press but ton1 once. St
arting theve hicle St
arting theve hicle with thest art/s top but‐
ton &
DANG ER Risk of death caused by
ex haust gases
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Inhaling
th ese exhaust gases is hazardous tohealth
and leads topoisoning. #
Never lea vethe engine or, if present,
th e auxiliary heating running in an
enclosed space wi thout suf ficient venti‐
lation. &
WARNING Risk offire due toflammable
material in the engine compartment or
th eex haust sy stem
Flammable materials may ignite. #
Therefore, check regularly that there
are no flammable materials in the
engine compartment or on theex haust
sy stem. Re
quirements:
R theke y is in theve hicle and is recognised.
R or: a Digi talVe hicle Keyst icke r is located in
th e mar ked space (/ page152). #
Shift the transmission toposition jori. #
Depress the brake pedal and press button
1 once. Driving and parking
151

#
Make sure that the mar ked space 2is
em pty. #
Remo vetheke y1 from theke yring. #
Place theke y1 inthe mar ked space 2.
The vehicle will start af ter a short time.
If yo ure mo vetheke y1 from the mar ked
space 2the engine continues running. For
fur ther vehicle starts ho wever,th eke y1
must be located in the mar ked space 2dur‐
ing the entire journe y. #
Have theke y1ch ecked at a qualified spe‐
cialist workshop. If
th eve hicle does not star t: #
place theke y1 inthe mar ked space 2
and lea veitth ere. #
Depress the brake pedal and start theve hi‐
cle using thest art/ stop button.
% You can also swit chon 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
commencing your journey
Ensure thefo llowing before starting the engine:
R the legal stipulations in the area where your
ve hicle is par ked allow engine starting via
smartphone.
R it is safe tostart and runth e engine where
yo ur vehicle is par ked.
R The fuel tank is su fficiently full.
R The star ter battery is suf ficiently charge d. Charging
thest ar ter battery be fore starting
th e jou rney
If th eve hicle battery is dischar ged, you can
re cei vea message on your smartphone. You can
th en start theve hicle with the smartphone to
ch arge the batter y.The vehicle is automatically
switched off af terte n minu tes.
Ensure thefo llowing before starting the engine:
R the legal stipulations in the area where your
ve hicle is par ked allow engine starting via
smartphone.
R it is safe tostart and runth e engine where
yo ur vehicle is par ked.
R The fuel tank is su fficiently full.
St arting theve hicle (Remo teOnline) &
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. Driving and pa
rking 15 3

#
After no more than five seconds, take your
left foot quickly off the brake, but keep the
accelerator pedal depressed.
The vehicle pulls away at maximum accelera‐
tion. #
Swit chon ESP ®
once the acceleration proce‐
dure is comple te.
Ending optimised acceleration #
Remo veyour foot from the accelerator pedal. #
Reactivate the ESP ®
.
% Afteryo u pull away with optimised accelera‐
tion, components of the driv etra in can
become very hot, which means that opti‐
mised acceleration values may be reached
again on lyafte r a few minutes. Note
s on driving &
WARNING Risk of accident due to
objects in the driver's foot we ll
Objects in the driver's foot we ll may impede
pedal tr avel or block a depressed pedal. This jeopardises
the operating and road
saf ety of theve hicle. #
Stow all objects in theve hicle securely
so that they cannot getinto the driver's
fo ot we ll. #
Alw aysfit th efloor mats securely and
as prescribed in order toensure that
th ere is alw ays suf ficient room forthe
pedals. #
Do not use loose floor mats and do not
place floor mats on top of one ano ther. &
WARNING Risk of accident due toincor‐
re ct foot we ar
Incor rect foot we ar includes, forex ample:
R shoes with plat form soles
R shoes with high heels
R slippers #
Alw ayswe ar suitable foot we ar so that
yo u can operate the pedals safel y. &
WARNING Risk of accident if the ignition
is switched off while driving
If yo u swit choff the ignition while driving,
saf ety functions are restricted or no longer
av ailable.
Yo u will then need, forex ample, touse con‐
siderably more forc eto steer and brake. #
Do not switch off the ignition while driv‐
ing. &
DANG ER Risk of death caused by
ex haust gases
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Inhaling
th ese exhaust gases is hazardous tohealth
and leads topoisoning. #
Never lea vethe engine or, if present,
th e auxiliary heating running in an
enclosed space wi thout suf ficient venti‐
lation. 15 6
Driving and pa rking

&
WARNING Risk of skidding and of an
accident due toshifting down on slippery
ro ad sur faces
If yo u shift down on slippery road sur faces to
inc rease the engine braking ef fect, the drive
wheels may lose traction. #
Do not shift down on slippery road sur‐
fa ces toinc rease the engine braking
ef fect. &
DANG ER Risk of fata l injury due topoi‐
sonous exhaust gases
If th eta ilpipe is bloc ked or suf ficient ventila‐
tion is not possible, poisonous exhaust gases
such as carbon monoxide may enter theve hi‐
cle. This is the case when theve hicle
becomes stuck in sn ow,fo rex ample. #
Keep theta ilpipe and the area around
th eve hicle free from snow when the
engine or thest ationary heater are run‐
ning. #
Open a window on the side of theve hi‐
cle facing away from the wind toensure
an adequate supply of fresh air. &
WARNING Risk of accident due tothe
brake sy stem overheating
If yo u lea veyour foot on the brake pedal
when driving, the brake sy stem may over‐
heat.
This increases the braking dis tance and the
brake sy stem may evenfa il. #
Never use the brake pedal as a foot re st. #
Do not depress the brake pedal and the
accelerator pedal at the same time
while driving. *
NO
TEEngine dama gedue toexcessively
high engine speeds The engine will be damaged if
you drive with
th e engine in theov errevving range. #
Do not drive wi th the engine in theove r‐
re vving range. *
NO
TECausing wearto the brake linings
by permanently depressing the brake
pedal #
Do not permanently depress the brake
pedal while driving. #
Touse braking ef fect of the engine,
shift toa lo werge ar in good time. *
NO
TEDama getothe driv etra in and
engine when pulling away #
Do not warm upthe engine while the
ve hicle is stationar y.Pull away immedi‐
atel y. #
Avoid high engine speeds and driving at
full thro ttle until the engine has reached
its operating temp erature. *
NO
TEDama getothe catalytic con verter
due tonon-combu sted fuel The engine is not
running smo othly and is
misfiring. Driving and parking
157

Fu
el of this specification may con tain up to
10 %ethanol. Your vehicle is suitable for use
with E10 fuel.
Ne verre fuel with one of thefo llowing fuels:
R diesel
R regular petrol with an octane number
lo we rth an 91 RON
R petrol with more than 10%ethanol byvol‐
ume, e.g. E15, E20, E85, E100
R petrol with more than 3% me thanol by
vo lume, e.g. M15, M30
R petrol with additives con taining me tal
If yo u ha veacciden tally refuelled with the
wrong fuel: #
do not swit ch the ignition on. #
Consult a qualified specialist workshop. *
NO
TEDama gecaused bythe wrong fuel Ve
hicles with a diesel engine: Even small amounts of
the wrong fuel could
re sult in damage tothe fuel sy stem, the
engine and the emission control sy stem. #
Only refuel using sulphu r-free diesel
fuel that con form sto European stand‐
ard EN 590, or an equivalent specifica‐
tion.
In countries without sulphur-f ree diesel
fuel, refuel using only lo w-sulphur diesel
fuel with a sulphur content less than
50 ppm.
Ne verre fuel using any of thefo llowing fuels:
R petrol
R marine diesel
R heating oil
R pure bio-diesel fuel or vege table oil
R paraf fin or kerosene
If yo u accidentally refuel with the wrong fuel: #
Do not switch the ignition on. #
Consult a qualified specialist workshop. *
NO
TEDo not use diesel torefuel vehi‐
cles with a petrol engine If
yo u ha veacciden tally refuelled with the
wrong fuel:
R do not swit chthe ignition on. Otherwise
fuel can enter the engine.
Even small amounts of the wrong fuel
could result in damage tothe fuel sy stem
and the engine. The repair costs are high. #
Consult a qualified specialist workshop. #
Have the fuel tank and fuel lines
drained compl etely. *
NO
TEDo not use petrol torefuel vehi‐
cles with a diesel engine If
yo u ha veacciden tally refuelled with the
wrong fuel:
R do not swit chthe ignition on. Otherwise,
fuel can enter the fuel sy stem. 17 0
Driving and pa rking

th
ese exhaust gases is hazardous tohealth
and leads topoisoning. #
Never lea vethe engine or, if present,
th e auxiliary heating running in an
enclosed space wi thout suf ficient venti‐
lation. &
WARNING Risk of inju rywhen opening
or closing a door with thega rage door
opener
When you operate or program the door with
th e integrated garage door opener, persons
in thera nge of mo vement of the door may
become trapped or be stru ck bythe door. #
Alw ays make sure that nobody is within
th era nge of mo vement of the door. Re
quirements:
R The vehicle has been par ked outside the
ga rage or outside thera nge of mo vement of
th e door.
R The engine is switched off.
R The ignition is switched on. %
The garage door opener function is alw ays
av ailable when the ignition is switched on. #
Press and hold button 1,2or3 that you
wish toprog ram.
Indicator lamp 4flashes yello w.
% It can take up to20 seconds before the indi‐
cator lamp flashes yello w. #
Release the pr eviously pressed button.
Indicator lamp 4continues toflash yello w. #
Point remo tecontrol 6from a di stance of
1 cm to8 cm towa rds button 1,2or3. #
Press and hold button 5ofremo tecontrol
6 until one of thefo llowing signals appears:
R Indicator lamp 4lights up green contin‐
uousl y.Programming is comple te.
R Indicator lamp 4flashes green. Pro‐
gramming was successful. Additionall y,
synchronisation of thero lling code with
th e door sy stem must also be car ried out. #
If indicator lamp 4does not light up or flash
green: repeat the procedure. #
Release all of the buttons.
% The remo tecontrol forth e door drive is not
included in the scope of delivery of the
ga rage door opener.
Synchronising thero lling code
Re quirements:
R The door sy stem uses a rolling code.
R The vehicle must be within range of the
ga rage door or door drive. 176
Driving and pa rking

To
avo id damage to yourvehicle when using a
car wash, ensure thefo llowing beforehand:
R toavoid possible water ingress in theve hicle,
it is preferable touse car washes which allow
th e high-pressure pre-cleaning tobe deacti‐
va ted (specification forth e cabriolet pro‐
gram).
R avoid any hot-wax treatment.
R remo vetheke y in order toensure that the
wind deflector on the windscreen retracts.
R Active Dis tance Assi stDISTRONIC is deacti‐
va ted.
R the HOLD function is switched off.
R the 360° Camera or there ve rsing camera is
switched off.
R the side windo wsand soft top are closed
comple tely.
R the blo werfo rth eve ntilation/heating is
switched off.
R the windscreen wiper switch is in position
g. R
theke y is at a minimum dis tance of 3 m
aw ay from theve hicle. Otherwise the boot lid
could open unintentionall y.
R in car washes with a con veyo r sy stem: neu‐
tral iis engaged.
% In car washes with a con veyo r sy stem: if you
lea vetheve hicle while it is being washed,
make sure theke y is located in theve hicle.
The park position jisotherwise automati‐
cally engaged.
% If, af terth e car wash, youre mo vethewax
from the windscreen and wiper rubbers, this
will pr event smearing and reduce wiper
noise. Information on using a high-p
ressure cleaner &
WARNING Risk of an accident when
using high-pressure cleane rswith round-
spray nozzles
The wate r jet can cause extern ally invisible
damage. Components damaged in
this wa y may unex‐
pec tedly fail. #
Do not use a high-pressure cleaner with
round-spr aynozzles. #
Have damaged tyres or chassis parts
re placed immediatel y. To
avo id damage to yourvehicle, obser vethefo l‐
lowing when using a high-pressure cleaner:
R keep theke y at least 3 m away from theve hi‐
cle. Otherwise the boot lid could open unin‐
te ntional ly.
R maintain a dis tance of at least 30 cm tothe
ve hicle.
R vehicles with deco rative foil: parts of your
ve hicle are co vered with a decorative foil.
Maintain a dis tance of at least 70 cm
between thefo il-c ove red parts of theve hicle
and the nozzle of the high-pressure cleaner.
Mo vethe high-pressure cleaner nozzle
around whilst cleaning. The waterte mp era‐
ture of the high-pressure cleaner must not
exc eed 60°C. 296
Maintenance and care

Re
versing camera and 360° Camera
R Swit chon the po wer supply or the ignition to
open there ar camera co ver.
R Use clean water and a soft clo thtoclean the
came ralens.
R Do not use a high-pressure cleaner.
Ta ilpipes
R Clean with a cleaning agent recommended
fo r Mercedes-Benz, especial lyin the winter
and af terwa shing theve hicle.
R Do not use acidic cleaning agents.
Tr ailer hitch
R Remo vetraces of rust on the ball, e.g. with a
wire brush.
R Remo vedirt with a lint-free clo th.
R After cleaning, oil or grease the ball head
lightl y.
R Obser vethe no tes on care in the trailer hitch
manufacturer's operating instructions.
R Do not clean the ball neck with a high-pres‐
sure cleaner or solvent. Note
s on care of the interior &
WARNING Risk of inju ryfrom pla stic
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 su rfaces in the 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 inju ryor 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. #
Never blea chor dye seat belts. To
avo id damage totheve hicle, obser vethe
no tes on cleaning and care. Seat belts
R Clean with luk ewarmand soapy water.
R Do not use chemical cleaning agents.
R Do not dry seat belts byheating them toover
80°C or exposing them todirect sunlight.
Display
R Switch off the display and let it cool down.
R Clean the sur face carefully wi tha mic rofibre
clo thand a suitable display care product
(TF T-LC D).
R Do not use any other agents.
Plastic trim R Clean with a damp microfibre clo th.
R For heavy soiling: use a cleaner recommen‐
ded for Mercedes-Benz.
R Do not attach sticke rs,fi lms or similar mate‐
ri als.
R Do not allow cosmetics, insect repellent or
sun cream tocome in contact wi th the plas‐
tic trim.
Re alwo od and trim elements
R Clean with a mic rofibre clo th. 302
Maintenance and care

#
If tyre sealant gets into your eyes, thor‐
oughly rinse them using clean water
immediatel y. #
If tyre sealant has been swallowe d,
th oroughly rinse out your mouth imme‐
diately and drink plenty of water.Do not
induce vomiting and seek medical
attention immediately. #
Change out of clo thing which has come
into con tact wi thtyre sealant immedi‐
ately. #
If an alle rgic reaction occurs, seek med‐
ical attention immediatel y.*
NO
TEOverheating due tothe tyre infla‐
tion compressor running too long #
Do not runth e tyre inflation compres‐
sor for longer than ten minu tes without
inter ruption. Comply with
the manufacturer's saf ety no tes on
th est icke r on the tyre inflation compressor. Ha
ve the tyre sealant bottle replaced in a quali‐
fi ed specialist workshop every five years. #
Do not remo veany fore ign objects which
ha ve entered the tyre. #
Affix pa rt1 ofthe TIREFIT sticke rto the
instrument clus ter within the driver's field of
vision. #
Affix pa rt2 ofthe TIREFIT sticke r near the
va lve on the wheel with the defective tyre. #
Pull plug 4with the cable and hose 5out
of the tyre inflation compressor housing. #
Push the plug of hose 5into flange 6of
tyre sealant bottle 1until the plug engages. #
Place tyre sealant bottle 1head down wards
into recess 2ofthe tyre inflation compres‐
sor. Breakdown assis
tance 309