2019 MERCEDES-BENZ S-CLASS CABRIOLET light

R
frequent operation in mountainous terrain or
on poor road sur faces
R when the engine is of ten le ftidling for long
periods
R operation in particula rly dusty conditions
and/or if air-recirculation mode is frequently
used
In these or similar operating conditions, ha vethe
interior air filter, engine air cleaner, engine oil
and oil filter etc. changed more frequent ly. The
tires must be checked more frequently if the
ve hicle is operated under increased loads. Fur‐
th er information can be obtained at a qualified
specialist workshop. Battery disconnection periods
The ASS
YST PLUS se rvice inter val display
can only calculate the service due da tewhen
th e bat tery is connected. #
Notedown the service due date displa yed on
th e instrument display before disconnecting
th e battery (→ page 336). 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 hood is
ra ised byappr oximately 80 mm.
Fo rth e drive tothewo rkshop, reset the trig‐
ge red active hood yourself. Af terth 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 bu rns from hot com‐
ponent parts in the engine compartment
Cer tain components in the engine compart‐
ment can be very hot, e.g. the engine, the
ra diator and parts of theex haust sy stem. #
Allow the engine tocool down and only
to uch co mponent parts described in the
fo llowing. #
With your hand flat, push down active hood
1 inthe area around the hinges on bo th
sides (ar rows).
The hood must engage in position. #
Ifth 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. Maintenance and care
337

#
Allow the engine tocool down and only
to uch co mponent parts described in the
fo llowing. &
WARNING Risk of inju ryfrom using the
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. #
Toopen: pull lever1 torelease the hood. #
Push handle 1ofthe hood catch upwards
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
339

R
the windshield wiper switch is in position 005A.
R the SmartK eyis at a minimum dis tance of
10 ft(3 m) away from theve hicle, otherwise
th e trunk lid could open unintentionally.
R in car washes with a con veyo r sy stem: neu‐
tral 005Cis engaged.
% In car washes with a con veyo r sy stem: if you
wo uld like tolea vetheve hicle while it is
being washed, make sure the SmartK eyis
located in theve hicle. The 005Dgear is other‐
wise automatically engaged.
% If, af terth e car wash, youre mo vethewax
from the windshield and wiper rubbers, this
will pr event 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-spr aynozzles
The wate r jet from a round-spr aynozzle (dirt
grinder) may cause dama getotires and sus‐
pension components that is not visible.
Components damaged in this wa y may fail
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. To
avo id damage to yourvehicle, obser vethefo l‐
lowing when using a po werwa sher:
R keep the SmartK eyat least 10ft(3 m) away
from theve hicle. Otherwise the trunk lid
could open unintentionall y.
R maintain a dis tance of at least 11.8 in
(30 cm) totheve 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 27.6 in
(70 cm) between thefo il-c ove red parts of the
ve hicle and the nozzle of the po werwa sher.
Mo vethe po werwa sher nozzle around whilst
cleaning. The waterte mp erature of the
po we rwa sher must not exceed 140 °F
(60 °C).
R obse rveth e information on the cor rect dis‐
tan ce in the equipment manufacturer's oper‐
ating instructions.
R do not point the nozzle of the po werwa sher
directly at sensitive parts such as tires, the
soft top, the wind deflector net, slits, electri‐
cal component parts, batteries, light sources
and ventilation sl ots. Wa
shing theve hicle byhand Obser
vethe legal requ irements, e.g. in a number
of countries, washing byhand is only permitted
in specially designated wash ba ys. #
Use a mild cleaning agent, e.g. car shampoo. 344
Maintenance and care

#
Washtheve hicle with luk ewarmwate r using
a soft car sponge. When doing so, do not
ex pose theve hicle todirect sunlight. #
Carefully hose theve hicle off with water and
dry using a chamois. Take care not topoint th
ewate r jet directly towa rdsth e air inlet
grille. Maintenance and care
345

Note
s on paint work/matte finish paint workcare Obser
vethefo llowing information: Cleaning and car
eA voiding paintwork damage
Pa intwork R
Insect remains: soak with insect remo ver and rinse off the
trea ted areas af terw ards.
R Bird droppings: soak with water and rinse off af terw ards.
R Tree resin, oils, fuels and greases: remo veby rubbing gen‐
tly wi tha clo thsoaked in petroleum ether or lighter fluid.
R Coolant and brake fluid: remo vewith a damp clo thand
clean water.
R Tarst ains: use tarre mo ver.
R Wax: use silicone remo ver. R
Do not attach sticke rs,fi lms or similar.
R Remo vedirt immediatel y,where possible. 346
Maintenance and care

Obser
vethefo llowing information: Cleaning
Avoiding dama getothe decorative foil
R For cleaning, use plenty of water and a mild cleaning agent without
additives or abrasive substances, e.g. a car sha mpoo appr ovedfor
Mercedes-Benz.
R Remo vedirt immediately, where possible, whilst avoiding rubbing
to o hard. There is otherwise a risk of damaging the decorative foil
ir re parably.
R Ifth ere is dirt on thefinish or if the decorative foil is dull: use the
Pa int Cleaner recommended and appr ovedfo r Mercedes-Benz.
R Insect remains: soak with insect remo ver and rinse off the treated
areas af terw ards.
R Bird droppings: soak with water and rinse off af terw ards.
R Toprev ent waterst ains, dry a foil-wrapped vehicle with a soft,
absorbent clo thafte reve rycar wash. R
The service life and color of decorative foils are impaired by:
- sunlight
- temp erature, e.g. hot air blo wer
- weather conditions
- stone chippings and dirt
- chemical cleaning agents
- oily products
R Do not use polish on matte decorative foil. Po lishing will ha vethe ef fect
of shining thefo il-wrapped sur face.
R Do not treat matte or stru ctured deco rative foils with wax.Pe rm anent
st ains may occur. Sc
ratches, cor rosive deposits, areas af fected by
cor rosion and damage caused byincor rect care
cannot al ways be comple tely repaired. In such
cases, visit a qualified specialist workshop.
Yo u can obtain more information on care and
cleaning products from the manufacturer. In
the case of foil-wrapped sur faces, optical dif‐
fe re nces may occur between the sur faces that
we renot pr otected bya decorative foil af ter
re moving a decorative foil. %
Have wo rkor repairs todecorative foils car‐
ri ed out at a qualified specialist workshop,
e.g. in an authorized Mercedes-Benz Center. 348
Maintenance and care

Note
s on cleaning and care of the soft top Obser
vethefo llowing information: Note
s on cleaning and car eA voiding soft- top damage
Light soiling R
Clean the soft top when dr y.
R Rinse with clean water. R
Never use gasoline, thinners, tarre mo ver or stain remo ver
or other or ganic sol vents.
R Remo vebird droppings immediatel y,as they are cor rosive
and can therefore cause the soft-to pfabric toleak.
R Never use a high-p ressure cleaner.
R Do not use sharp-edged equipment toremo veice and
sno w.
Norm
alto heavy
soiling R
Clean the soft top with a brush and clean water.
R Clean stains and other dirt with a brush and soft-top
cleaning agents recommended and appr ovedby
Mercedes-Benz.
R Alw ays brush from front toback in the direction of the
fa bric. Fr
equent cleaning reduces the soft top's resist‐
ance todirt. Torestore the ef fect, clean the soft
to p with the care products and cleaning agents
re commended and appr ovedby Mercedes-Benz.
Incor rect cleaning and care, as well as aging,
can cause the soft-to p seams toleak. Ha vethe
soft-top seams sealed at a qualified specialist
wo rkshop, e.g. at your Mercedes-Benz service
cen ter. %
Place a suitable co verove rth e soft top if you
plan tolea vetheve hicle outside for a long
period of time. Cleaning AIRC
AP Cleaning
the wind deflector
Re quirements:
R The soft top is closed R
The elect ric pa rking brake is applied
R The ignition is switched on.
% Never use a po werwa sher toclean the net
of the wind deflector. 350
Maintenance and care

#
Open the co ver on the lo wer center console. #
Press button 1.
The wind deflector between the windshield
and the soft top will extend. #
Light soiling: clean wind deflector net 1
with a soft brush or a damp clo th. #
Heavier soiling: clean wind deflector net 1
with care products and cleaning agents rec‐
ommended and appr ovedfo r Mercedes-Benz. #
Subse quently, rinse wi thclean water.
Cleaning the wind screen
Re quirements:
R The soft top is open.
R The elect ric pa rking brake is applied.
R The ignition is switched on. #
Open the co ver on the lo wer center console. #
Press button 1.
The AIR CAP wind screen mo ves upwards. Maintenance and care
351