2018 MERCEDES-BENZ SLC ROADSTER warning

ProblemPossible causes/consequences andMSolutions
Aside window cannot be
closed because it is
blocked by objects, e.g.
leaves in the window
guide.XRemove the objects.
XClose the side window.
As ide window cannot be
closed and you cannot
see the cause.If as ide window is obstructed during closing and reopens again
slightly:
XImmediately after the window blocks, pull the correspondings witch
again until the side window has closed.
The side window is closed with increased force.
If as ide window is obstructed again during closing and reopens again
slightly:
XImmediately after the window blocks, pull the correspondings witch
again until the side window has closed.
The side window is closed without the automatic reversing feature.
The side windows cannot
be opened or closed
using the convenience
opening/closing fea-
ture.The SmartKey battery is discharged or nearly discharged.
XCheck the SmartKey battery (Ypage 68) and replace it if necessary
(Ypage 68).
Roof
Important safety notes
GWARNING
If you do not fully open/close the soft top, the
soft-top hydraulics depressurize after ashort
time. This causes the soft top to lower unex-
pectedly and may cause you or others to be
trapped. There is arisk of injury.
Always open or close the soft top completely.
GWARNING
Closing the roof manually is acomplicated
and technically demanding procedure, which
requires alot of strength. You or others can
become trapped. There is arisk of injury.
Only have the soft top closed manually at a
qualified specialist workshop.
!Never sit on the rear shelf or store heavy
object sthere. You will otherwise damage the
roof and the rear shelf of your vehicle.
!Do not forget that the weather can change
abruptly. Make certain that the roof is closed
when you leave the vehicle. The vehicle elec-
tronics can be damaged if water enters the
vehicle interior.
!When opening and closing the roof, make
sure that:
Rthere is sufficient clearance, as the roof
swings upwards.
Rthere is sufficient clearance behind the
vehicle, as the trunk lid swings backwards
beyond the bumper.
Rthe trunk is only loaded to below the trunk
partition.
Rthe trunk partition is not pushed up by the
load.
Rthe trunk partition is closed.
Rthe trunk lid is closed.
Rthe outside temperature is above 5‡
(Ò15 †).
You could otherwise damage the roof, trunk
and other parts of the vehicle.
The vehicle dimensions for opening/closing the
roof can be found in the "Vehicle data" section
(
Ypage 295).
Roof77
Opening and closing
Z

Make sure that the roof and rear window are
clean and dry before opening the roof. Other-
wise, water or dirt could enter the vehicle inte-
rior or trunk.
Opening and closing using the roof
switch
Important safety notes
GWARNING
When opening or closing the roof, body parts
could be trapped by, for example, the roof
mechanism, trunk lid or side windows. There
is ar isk of injury.
When raising or lowering the roof, make sure
that no body parts are in the vicinity of moving
components. If someone becomes trapped,
release the button.
For safety reasons, you can only open or close
the roof when the vehicle is stationary.
!Operating the roof while pulling away:
RObserve the following traffic carefully.
RDo not drive faster than 25 mph (40 km/h).
RAvoid abrupt braking and swerving maneu-
vers.
Do not operate the roof when cornering, driv-
ing on uneven surfaces or during strong
winds. The vehicle may otherwise be dam-
aged.
iIf the traffic conditionsm ean that you have
to drive off while opening/closing the roof,
the procedure which was started while sta-
tionary can be continued at speeds of up to
approximately 25 mph (40 km/h).
Opening and closing
XVehicles without semi-automatic trunk
partition: close the trunk partition
(
Ypage 79).
XClose the trunk lid (Ypage 72).
XTurn the SmartKey to position 2in the igni-
tion lock.
XOpen the cover in the lower center console.
Roof switch :is located under the cover.
XTo open:p ull roof switch :until the entire
roof is stowed away in the trunk.
The Vario-Roof in Operation
message
appears in the multifunction display.O nce the
opening procedure is complete, the message
disappears and atone sounds.
All of the side windows open.
If you operate the roof switch and the Trunk
Partition Openmessage appears in the
multifunction display,t he trunk partition is
not closed correctly.
XClose the trunk partition.
XTo close: press and hold soft-top switch :
until the soft top is fully closed.
The Vario-Roof in Operation
message
appears in the multifunction display.O nce the
opening procedure is complete, the message
disappears and atone sounds.
All of the side windows open.
XTo close all side windows, pull the switch
under the cover of the center console
(
Ypage 75).
78Roof
Opening and closing

Opening/closing using the SmartKey
Important safetyn otes
GWARNING
When opening or closing the roof, body parts
could be trapped by, for example, the roof
mechanism, trun klid or side windows. There
is ar isk of injury.
When raising or lowering the roof, make sure
that no body parts are in the vicinity of moving
components. If someoneb ecomes trapped,
release the button.
Opening and closing
This function is only available on vehicles with
KEYLESS-GO or with roof comfort operation.
XClose the trun klid (Ypage 72).
XVehicles with comfort operation: point the
tip of the SmartKey at the driver's door han-
dle.
XVehicles with KEYLESS-GO: the SmartKey
must be within 6ft(2m)ofthe vehicle.
XTo open: press and hold the %button on
the SmartKey until the roof is fully opened.
The roof and the rear side windows open. The
fronts ide windows close.
XTo interrupt the opening procedure:
release the %button.
XTo open the front side windows: press the
% button on the SmartKey again.
XTo close: press and hold the &button on
the SmartKey until the roof is fully closed.
The roof and the side windows close.
XTo interrupt the closing procedure: release
the & button.
Locking the roof again
Important safetyn otes
GWARNING
If you do not fully open/close the soft top, the
soft-top hydraulics depressurizea fterashort
time. This causes the soft top to lower unex-
pectedly and may cause you or other stobe
trapped. There is arisk of injury.
Always open or close the soft top completely.
The roof is not locked if:
Rthe K symbol and the Vario-Roof inOperationmessage appear in the multifunc-
tion display
Rthe K symbol and the Open/CloseVario-RoofCompletelymessage appear in
the multifunction display and you hear awarn-
ing tone
Ryou hear awarning ton efor up to ten seconds
when pulling away or while driving
Locking
You can lock the roof again if it is not locked
fully.
XPull over and stop the vehicle safely as soon
as possible, paying attention to road and traf-
fic conditions.
XEnsure that the SmartKey is in position 2in
the ignition lock.
XPress the roof switch (Ypage 78).
Trunk partition
General notes
!To avoid damaging the roof or luggage when
folding back the roof, you should:
Ronly load the trun ktobelow the trun kpar-
tition
Rnot place any objects on or in frontoft he
trun kpartition
Rnot place any objects on the cover behind
the roll bars
Rnot allow the cargo to push the trun kpar-
tition upwards
The trun kpartition can be used to cover luggage
and loads in the trunk.
Roof79
Opening and closing
Z

Opening and closing
XTo open:grip the handle of trun kpartition :.
XPress the release button in the handle of trunk
partition :.
Trunk partition :is unlocked.
XPull trun kpartition :up out of the eyelets on
the edge of the trunk.
XPush trun kpartition :forwards against the
direction of the arrow by handle.
XTo close: pull back trun kpartition :by the
handle in the direction of the arrow and
engage into the eyelets on the edge of the
trun konb oth sides.
Wind screen
Important safetyn otes
GWARNING
If you use the wind screen in darkness or in
other conditions offeringp oor visibility, your
view to the rear is further impaired. There is a
risk of an accident.
Only use the wind screen when visibility con-
ditions are good.
GWARNING
If the wind screen is incorrectly installed, it
could detach itself during ajourney and
endanger other road users. There is arisk of
an accidenta nd injury.
Install the wind screen as described.
!Install or remove the wind screen only when
the roof is open. You could otherwise damage
the wind screen or the vehicle interior. The wind screen offers protection from the wind
when driving with the roof down.
The wind screen can be installed or removed
from the driver's side or passenger side.
For operation
sinvolvin gthe wind screen,iti s
preferable to be positioned on the side of the
vehicle facing away from the traffic, after stop-
ping the vehicle in accordance with the traffic
conditions.
Installing and removing the wind screen
Preparing for installation
:Wind screen
;Unlocked latch
=Locked latch
XThe following conditions must be fulfilled for
installation:
Runlocking buttons Rand Lpoint in the
direction of travel.
Rlatch ;facing you is unlocked.
Rlatch =facing away from you is locked.
XTo unlock the latch: press unlocking button
R or Lon the locked latch.
XTo lock the latch: push the unlocked latch
upward by hand until it engages.
80Roof
Opening and closing

Installing
XTakethewin dscree no ut of th etrunk.
XPrepare for instal ling(Ypage 80).
XHol dw inds creen :at an ang leand slide it
wit hlocke dlatch =inthed irection of
arrow ?intot he bracke toftheoppo siteroll
bar.
XPress windscreen :down in thed irection of
arrow Auntil it engages.
Makes ure that studs Band latch ;fit into
th er espectiv ebrackets.
XCheckw hetherwindscreen :isfully inser-
te di ntoa llfour brackets and issitting
securely.
XIf th is is notthe case, remove windscreen :
again and repeat th esteps above.
Removing
XPress unlocking button L:.Att hesame
time, pull win dscreen ;up and til tit.
XPull winds creen ;out of th ebracke tofthe
oppo siteroll bar in th edirection of th earrow.
XSecure windscreen ;to th etrunk floor by
th er ubber strips (Ypage 221).
AIRGUIDE
Important safety notes
GWARNING
You could lose control of th evehicle ifyou fold
AIRGUID Ein/out while th evehicle isin
motion.T hereisar iskofana ccident.
Only foldA IRGUIDEi n/out while th evehicle is
stationary.
!AIRGUID Ecan only be positione dcorrectly
by foldingitinoro ut.AIRGUIDEc annotbe
dismantled. Do no ttry to remove AIRGUIDE
from its anchorage. Otherwise, you could
damag eAIRGUIDEort hevehicle.
AIRGUID Ecan be folded out or back in from the
driver' sside or passenger side.
When operating AIRGUIDE, preferably stand on
th es ide of th evehicle away from th etraffic,
after you have stoppe dthe vehicle inaccord-
anc ewithr oad and traffic conditions.
Roof81
Opening and closing
Z

Operating AIRGUIDE
XTo fold out AIRGUIDE:turn disc:in the
direction of the arrow towards the middle of
the vehicle to the stop.
XRepeat with disc ;.
XTo fold in AIRGUIDE: turn discs:and ;
back behind the roll bar to the stop.
Discs :and ;can also be used independently
of each other ,e.g. when you are driving without
ap assenger.
MAGIC SKY CONTROL
General notes
MAGIC SKY CONTROL is apanorama roof, the
transparenc yofwhich can be changed by apply-
ing electrical voltage.
MAGIC SKY CONTROL can be switched between
darkened and transparent states.
MAGIC SKY CONTROL darken sautomatically
after ashort period when you turn the SmartKey
to position uin the ignition lock or remove the
SmartKey.
Risk of electric shock
GDANGER
MAGIC SKY CONTROL operates using high
voltage. If the trim behind the overhead con-
trol panel is damaged or removed, electrical
component swill be exposed. If you touch
these components, you could get an electric
shock.T here isarisk of fatal injury.
RNever remove the trim behind the overhead
control panel.
RIf the trim is damaged, never touch the
electrical component sbehind it.
RAlways have work on the MAGIC SKY CON-
TROL carried out at aqualified specialist
workshop.
The electrical component sofMAGIC SKY CON-
TROL are protected by apaneling behind the
overhead control panel.
The MAGIC SKY CONTROL control unit is
marked with ayellow warning sticker that warns
you of high voltage. The electric cables of the
high-voltage section are color orange.
Operating MAGIC SKY CONTROL
XTurn the SmartKey to position 1or2 in the
ignition lock.
MAGIC SKY CONTROL switches to the status
it was set to before the engin ewas switched
off.
XTo change the degree of transparency:
press button :.
At temperatures below freezing, the change is
slower and uneven .The entire process may take
some time.
82Roof
Opening and closing

Correct driver's seat position
GWARNING
You coul dlose control of your vehicle if you do
th ef ollowingw hile driving:
Radjust thedriver'ss eat,head restraint,
steering wheel or mirrors
Rfasten th eseat belt
Thereisar iskofana ccident.
Adjust th edriver'ss eat,head restraint ,steer-
ing wheel and mirror and fasten your seat belt before starting th eengine.
XObserv ethe safety guideline sonseat adjust-
men t(Ypage 84).
XMakes ure that seat =is adjusted properly.
Manual seat adjustment. (
Ypage 86)
Electrical seat adjustment. (
Ypage 86)
When adjusting th eseat,m akes ure that:
Ryou are as far away from th edriver'sa ir bag as
possible
Ryou are sittin ginanormalupright position
Ryou can fasten th eseat belt properly
Ryou have moved th ebackres ttoana lmost
vertical position
Ryou have set th eseat cushion angle so that
your thighs are gently supported
Ryou can depress th epedals properly
XCheckw hether th ehead restraint is adjusted
properly. When doings
o, makesure that you have
adjusted th ehead restraint so that th eback of
your head is supported at eye leve lbythe
cente rofthehead restraint.
XObserv ethe safety note sonsteering column
adjustmen t(Ypage 88).
XMakesure that steering wheel :is adjusted
properly.
Adjusting th esteering wheel man-
ually(
Ypage 88)
Adjustin gthe steering wheel electrically
(
Ypage 89)
When adjusting th esteering wheel column,
mak esure that:
Ryou can hold th esteering wheel withy our
arm sslightly bent
Ryou can mov eyour legs freely
Ryou can see all th edisplays in th einstrument
cluste rclearly
XObserv ethe safety guideline sfor seat belts
(Ypage 40).
XCheckw hether you have fastened seat
belt ;properl y(Ypage 42).
The seat belt should:
Rfit snugly across your body
Rbe routed across th emiddle of your shoulder
Rbe routed in your pelvic area across th ehip
joints
XBefore starting off ,adjust th erear-view mirror
and th eexteri or mirror s(Ypage 91) in such
aw ay that you have agood view of road and
traffic conditions.
XVehicles with amemory function: save the
seat,s teering wheel and exterior mirror set-
tings (
Ypage 93).
Seats
Important safety notes
GWARNING
Children coul dbecome trapped if they adjust
th es eats, particularly when unattended.
Thereisar iskofi njury.
When leaving th evehicle ,always tak ethe
SmartKey withy ou and lockthevehicle .Never
leave childre nunsupervised in th evehicle.
84Seats
Seats, steerin gwheel and mirrors

The seats can still be adjusted when there is no
SmartKey in the ignition lock.
GWARNING
When you adjust aseat, you or other vehicle
occupantsc ould become trapped, e.g. on the
seat guide rail. There is arisk of injury.
Make sure when adjusting aseat that no one
has any body parts in the sweep of the seat.
GWARNING
If the driver's seat is not engaged, it could
move forwards as far as the next catc hduring
movements uch as braking or abrupt changes
of direction .Asaresult, you would be pushed
against your seat belt by the unsecured driv-
er's seat.
This could cause you to lose control of the
vehicle. The seat belt cannot protec tasinten-
ded and could result in additional injury.
There is arisk of an accident and injury.
Before every journey, make sure that the driv-
er's seat is fully engaged.
Observe the safety notes on "Air bags"
(
Ypage 43) and "Children in the vehicle"
(Ypage 53).
GWARNING
If the driver's seat is not engaged, it could
move unexpectedly while the vehicle is in
motion.T his could cause you to lose control of
the vehicle. There is arisk of an accident.
Always make sure that the driver's seat is
engaged before starting the vehicle.
GWARNING
If you adjust the seat height carelessly, you or
other vehicle occupantsc ould be trapped and
thereby injured. Children in particular could
accidentally press the electrical seat adjust-
ment button sand become trapped. There is a
risk of injury.
While moving the seats, make sure that your
hands or other body parts do not get under the
lever assembly of the seat adjustmen tsys-
tem.
GWARNING
If the head restraints are not installed or not
adjusted correctly, they cannot provide pro-
tection as intended. There is an increased risk
of injury in the head and neck area, e.g. in the event of an accident or when braking.
Always drive with the head restraints instal-
led. Before driving off, make sure for every
vehicle occupant that the center of the head
restraint supports the back of the head at
about eye level.
GWARNING
You could lose control of your vehicle if you do the following while driving:
Radjust the driver's seat, head restraint,
steerin gwheel or mirrors
Rfasten the seat belt
There is arisk of an accident.
Adjust the driver's seat, head restraint, steer-
ing wheel and mirror and fasten your seat belt before starting the engine.
!To prevent damage to the seats and the seat
heating, observe the following notes:
RDo not spill liquids ontot he seats. Dry the
seats as soon as possible if liquid does get
spilled on the seats.
RIf the seat covers are damp or wet, do not
switch on the seat heating. Also, do not use
the seat heating to dry the seats.
RClean the seat covers as recommended;
see the "Interior care" section.
RDo not transport heavy loads on the seats.
Do not place pointed object sonthe seat
cushions such as knives, nails or tools.
Where possible, use the seats only for car-
rying passengers.
RWhen operating the seat heating, do not
cover the seats with insulating materials,
e.g. blankets ,coats, bags, protective cov-
ers, child seats or booster seats.
RWhen the seat heating is switched on, the
seat surface can be damaged as aresult of
object sbeing placed on the seats; for
example, seat cushions, child seats and
protective covers not approved by
Mercedes-Benz.
Seats85
Seats, steering wheel and mirrors
Z