key MERCEDES-BENZ SL CLASS 2018 Owner's Guide

Opening/closing using the SmartKey
Important safet yn otes
G WARNING
When opening or closing the roof, body parts
could be trapped by, for example, the roof
mechanism, trun kl id 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 someon eb ecomes trapped,
release the button.
Opening and closing This function is only available on vehicles with
KEYLESS-GO or with roof comfort operation. X
Close the trun kl id ( Y
page 72).X
Vehicles with comfort operation: point the
tip of the SmartKey at the driver's door han-
dle. X
Vehicles with KEYLESS-GO: the SmartKey
must be within 6ft(2m )o ft he vehicle.X
To open: press and hold the 6 button on
the SmartKey until the roof is fully opened.
The roof and the rear side windows open. The
fron ts ide windows close.X
To interrupt the opening procedure:
release the 6 button.X
To open the front side windows: press the
6 button on the SmartKey again.X
To close: press and hold the 7 button on
the SmartKey until the roof is fully closed.
The roof and the side windows close. X
To interrupt the closing procedure: release
the 7 button.
Locking the roof again
Important safet yn otes
G WARNING
If you do not fully open/close the soft top, the
soft-top hydraulics depressuriz ea fter as hort
time. This causes the soft top to lower unex-
pectedly and may cause you or other stob e
trapped. There is ar isk of injury. Always open or close the soft top completely.
The roof is not locked if: R
the Y symbol and the Vario-Roof in
Operation message appear in the multifunc-
tion display R
the Y symbol and the Open/Close
Vario-Roof Completely message appear in
the multifunction display and you hear aw arn-
ing tone R
you hear aw arning ton ef or up to ten seconds
when pulling away or while driving
Locking You can lock the roof again if it is not locked
fully. X
Pull over and stop the vehicle safely as soon
as possible, paying attention to road and traf-
fic conditions. X
Ensure that the SmartKey is in position H in
the ignition lock. X
Press the roof switch ( Y
page 78).
Trunk partition
General notes
! To avoid damaging the roof or luggage when
folding back the roof, you should: R
only load the trun ktob elow the trun kp ar-
tition R
not place any objects on or in fron toft he
trun kp artition R
not place any objects on the cover behind
the roll bars R
not allow the cargo to push the trun kp ar-
tition upwards
The trun kp artition can be used to cover luggage
and loads in the trunk. Roof 79
Opening and closing Z

Operating AIRGUIDE X
To fold out AIRGUIDE: turn disc C in the
direction of the arrow towards the middle of
the vehicle to the stop. X
Repeat with disc D .X
To fold in AIRGUIDE: turn discs C and D
back behind the roll bar to the stop.
Discs C and D 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 ap anorama roof, the
transparenc yofw hich can be changed by apply-
ing electrical voltage.
MAGIC SKY CONTROL can be switched between
darkened and transparent states.
MAGIC SKY CONTROL darken sa utomatically
after as hort period when you turn the SmartKey
to position

The seats can still be adjusted when there is no
SmartKey in the ignition lock.
G WARNING
When you adjust as eat, you or other vehicle
occupant sc ould become trapped, e.g. on the
seat guide rail. There is ar isk of injury.
Make sure when adjusting as eat that no one
has any body parts in the sweep of the seat.
G WARNING
If the driver's seat is not engaged, it could
move forwards as far as the next catc hd uring
movemen ts uch as braking or abrupt changes
of direction .Asar esult, 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 tasi nten-
ded and could result in additional injury.
There is ar isk 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"
( Y
page 43) and "Children in the vehicle"
( Y
page 53).
G WARNING
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 ar isk of an accident.
Always make sure that the driver's seat is
engaged before starting the vehicle.
G WARNING
If you adjust the seat height carelessly, you or
other vehicle occupant sc ould be trapped and
thereby injured. Children in particular could
accidentally press the electrical seat adjust-
ment button sa nd 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 ts ys-
tem. G WARNING
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.
G WARNING
You could lose control of your vehicle if you do
the following while driving: R
adjust the driver's seat, head restraint,
steerin gw heel or mirrors R
fasten the seat belt
There is ar isk 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: R
Do not spill liquids ont ot he seats. Dry the
seats as soon as possible if liquid does get
spilled on the seats. R
If 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. R
Clean the seat covers as recommended;
see the "Interior care" section. R
Do not transport heavy loads on the seats.
Do not place pointed object sont he seat
cushions such as knives, nails or tools.
Where possible, use the seats only for car-
rying passengers. R
When operating the seat heating, do not
cover the seats with insulating materials,
e.g. blankets ,c oats, bags, protective cov-
ers, child seats or booster seats. R
When the seat heating is switched on, the
seat surface can be damaged as ar esult of
object sb eing placed on the seats; for
example, seat cushions, child seats and
protective covers not approved by
Mercedes-Benz. Seats 85
Seats, steering wheel and mirrors Z

This could result in burns in the immediate
vicinit yoft he air vents. There is ar isk of injury.
Reduce the heater output before it becomes
too hot.
The AIRSCARF function warms the head and
neck area of vehicle occupant sw ith warm air.
The warm air flows out of the holes in the head
restraints.
The three red indicator lamps in the button indi-
cate the heating level you have selected. X
Ensure that the SmartKey is in position H in
the ignition lock. X
To switch on: press button C .
Three red indicator lamps in the button light
up. The blower start supa fter ap reheating
phase of seven seconds. X
Press button C repeatedly until the desired
heating level is set. X
To switch off: press button C repeatedly
until all the indicator lamps go out.
i The blower continues runnin gf or seven sec-
onds to cool down the heating elements.
i If the battery voltage is too low, AIRSCARF
may switch off.
Problems with AIRSCARF AIRSCARF has switched off prematurely or will
not switch on. The vehicle's electrical system
voltage is too low because too many electrical
consumer sa re switched on.X
Switch off electrical consumer st hat you do
not need, such as the rear window defroster
or interior lighting. X
Switch on AIRSCARF again. Steering wheel
Important safety notes
G WARNING
You could lose control of your vehicle if you do
the following while driving: R
adjust the driver's seat, head restraint,
steerin gw heel or mirrors R
fasten the seat belt
There is ar isk of an accident.
Adjust the driver's seat, head restraint, steer-
ing wheel and mirror and fasten your seat belt
before starting the engine.
G WARNING
Children could injure themselves if they
adjust the steerin gw heel. There is ar isk of
injury.
When leaving the vehicle, alway st ake the
SmartKey with you and lock the vehicle. This
also applies to mobile phones if the "Digital
Car Key in smartphone" function is activated
via the Mercedes me connect web app. Never
leave children unsupervised in the vehicle.
The electrically adjustable steerin gw heel can
still be adjusted when there is no SmartKey in
the ignition lock.
Adjusting the steering wheel man-
ually
G WARNING
If the steerin gw heel is unlocked while the
vehicle is in motion ,itc ould change position
unexpectedly. This could cause you to lose
control of the vehicle. There is ar isk of an
accident.
Before starting off, make sure the steering
wheel is locked. Never unlock the steering
wheel while the vehicle is in motion.88
Steering wheel
Seats, steering wheel and mirrors

If somebod yb ecomes trapped:R
press one of the memory function position
buttons, or R
press one of the memory function memory
buttons, or R
move the switch for steering wheel adjust-
ment in the opposite direction to that in
which the steering wheel is moving
The adjustment process is stopped.
G WARNING
If you use openings in the bodywork or
detachable parts as steps, you could: R
slip and/or fall R
damage the vehicle and cause yourself to
fall.
There is ar isk of injury.
Alway su se secure climbing aids, e.g. as uita-
ble ladder.
The EASY-ENTRY/EXIT feature makes getting in
and out of you rv ehicle easier.
You can activate and deactivate the EASY-
ENTRY/EXIT feature in the on-board computer
( Y
page 174).
Position of the steering whee lw hen the
EASY-ENTRY/EXIT feature is active The steering wheel swings up when you: R
remove the SmartKey from the ignition lock R
open the driver's door with KEYLESS-GO in
position 1R
open the driver's door and the SmartKey is in
position

Exterio rm irrors
Adjusting th ee xterio rm irrors
G WARNING
You coul dl ose control of your vehicle if you do
th ef ollowin gw hile driving:R
adjust th ed river' ss eat ,h ead restraint,
steering wheel or mirrors R
fasten th es eat belt
Ther eisar isk of an accident.
Adjust th ed river' ss eat ,h ead restraint ,s te er-
ing wheel and mirror and fasten your seat belt
before starting th ee ngine.
G WARNING
The exterio rm irror on th ef ront-pa ssenger
side reduces th es iz eoft he image .V isible
object sa re actually closer than they appear.
This mean st ha ty ou coul dm isjudge th ed is-
tance from road user st ra velin gb ehind, e.g.
when changing lane .T her eisar isk of an acci-
dent.
For this reason ,a lways mak es ure of the
actual distanc ef ro mt he road user st ra veling
behin dbyg lancin go ve ry our shoulder.
X
Mak es ure that th eS ma rtKey is in position G
or H in th ei gnition lock.X
Press button C for th el eft exterio rm irror or
button D for th er igh te xterio rm irror.
The indicator lamp in th ec orrespondin gb ut-
to nl ight supinr ed.
The indicator lamp goes out again after some
time. You can adjust th es electe de xterior mirror usin gb utton

via the Mercede smec onnect web app .N ever
leave children unsupervise dint he vehicle.
The memory function can be activated at any
time, e.g. even when the SmartKey is not in the
ignitio nl ock.
With the memory function, you can store up to
three different settings, e.g. for three different
people.
The following settings are stored as as ingle
memory preset: R
position of the seat, backrest and head
restraint R
driver' ss ide :s teering whee lp ositionR
driver' ss ide :p osition of the exterior mirrors
on the driver' sa nd front-passenge rs ides
X
Adjust the seat electrically ( Y
pag e8 6).X
On the driver' ss ide ,a djust the steering wheel
( Y
pag e8 9) and the exterior mirrors
( Y
pag e9 1).X
Press memory button M and one of the stor-
age position buttons 1 , 2 or 3 withi nt hree
seconds.
The settings are stored in the selected preset
position. At one sounds when the settings
have been completed. Calling up as tored setting X
Press and hold the relevant storage position
button 1 , 2 or 3 until the seat, steering wheel
and exterior mirrors are in the stored position.
i The setting procedure is interrupted as soon
as you release the storage position button.94
Memory function
Seats, steering wheel and mirrors

The daytime runnin gl amps improve the visibility
of your vehicle during the day. To do this, the
daytime runnin gl amps function must be
switched on using the on-board computer
( Y
page 172).
If the engine is runnin ga nd you turn the light
switch to ` or X ,t he manual settings
take precedenc eo ver the daytime running
lamps.
Low-beam headlamps
G WARNING
When the light switch is set to X ,t he low-
beam headlamps may not be switched on
automatically if there is fog, snow or other
causes of poor visibility due to the weather
conditions such as spray. There is ar isk of an
accident.
In such situations, turn the light switch to
X .
Even if the light sensor does not detect that it is
dark, the parking lamps and low-beam head-
lamps switch on when the ignition is switched on
and the light switch is set to the X position.
This is ap articularly useful function in the event
of rain and fog. X
To switch on the low-beam headlamps:
turn the SmartKey to position H in the igni-
tion lock or start the engine. X
Turn the light switch to X .
The green X indicator lamp in the instru-
ment cluster lights up.
Rear fog lamp
The rear fog lamp improves visibility of your
vehicle for the traffic behind in the event of thick
fog. Please take not eoft he country-specific
regulations for the use of rear fog lamps. X
To switch on the rear fog lamp: turn the
SmartKey to position H in the ignition lock or
start the engine. X
Turn the light switch to X or X .X
Press the ^ button.
The yellow ^ indicator lamp in the instru-
ment cluster lights up. X
To switch off the rear fog lamp: press the
^ button.
The yellow ^ indicator lamp in the instru-
ment cluster goes out. Parking lamps
! If the battery charge is very low, the parking
lamps or standin gl amps are automatically
switched off to enable the next engine start.
Always park your vehicle safely and in aw ell lit
area, in accordanc ew ith the relevant legal
stipulations. Avoid using the ` parking
lamps over ap eriod of several hours. If pos-
sible, switch on the right-hand d or left-
hand c standin gl amps.X
To switch on: turn the light switch to ` .
The green ` indicator lamp in the instru-
ment cluster lights up.
Standing lamps Switching on the standin gl amps ensures the
corresponding side of the vehicle is illuminated. X
To switch on the standing lamp s: the
SmartKey is not in the ignition lock or it is in
position

and it falls onto th ew indshield, th ew indshield
may be damage dbyt he force of th ei mpact.
Mercedes-Ben zr ecommend st ha ty ou have
th ew iper blades changed at aq ualified spe-
cialis tw orkshop.
! Always position th ew indshield wiper arms
vertically before folding them away from the
windshield. By doin gs o, you will avoid dam-
age to th eh ood.
Replacing th ew iper bladesRemoving th ew iper bladesX
Turn th eS ma rtKey to position G or H in the
ignition loc k( Y
page 116).X
Set th ew indshield wiper to position

Problems with the windshield wipers Problem
Possible causes/consequences and P Solutions
The windshield wipers
are jammed. Leaves or snow, for example, may be obstructing the windshield wiper
movement .T he wiper motor has been deactivated. X
For safety reasons, you should remove the SmartKey from the igni-
tion lock.
or X
Switch off the engine using the Start/Stop button and open the
driver's door. X
Remove the cause of the obstruction. X
Switch the windshield wipers back on.
The windshield wipers
fail completely. The windshield wiper drive is malfunctioning. X
Select another wiper speed on the combination switch. X
Have the windshield wipers checked at aq ualified specialist work-
shop.
The windshield washer
fluid from the spray noz-
zles no longer hits the
center of the windshield. The spray nozzles are misaligned. X
Have the spray nozzles adjusted at aq ualified specialist workshop.Windshield wipers 103
Lights and windshiel dw ipers Z