2016 MERCEDES-BENZ SL ROADSTER engine

Correct driver's seat position
G
WARNING
You could lose control of the vehicle while
driving if you:
R adjust the driver's seat, steering wheel or
mirrors
R fasten the seat belt
There is a risk of an accident.
Adjust the driver's seat, head restraint, steer-
ing wheel and mirrors and fasten your seat
belt before starting the engine. X
Observe the safety guidelines on seat adjust-
ment (Y page 101).
X Make sure that seat =is correctly adjusted.
Electrical seat adjustment (Y page 102)
When adjusting the seat, make sure that:
R you are as far away from the driver's airbag as
possible
R you are sitting in a normal upright position
R you can fasten the seat belt properly
R you have moved the backrest to an almost
vertical position
R you have set the seat angle so that your thighs
are gently supported
R you can depress the pedals properly
X Check whether the head restraint is adjusted
correctly.
When doing so, make sure that you have
adjusted the head restraint so that the back of your head is supported at eye level by the
centre of the head restraint.
X Observe the safety notes on steering column
adjustment (Y page 106).
X Make sure that steering wheel :is adjusted
correctly.
Adjusting the steering wheel electrically
(Y page 106)
When adjusting the steering wheel column,
make sure that:
R you can hold the steering wheel with your
arms slightly bent
R you can move your legs freely
R you can see all the displays in the instrument
cluster clearly
X Observe the safety guidelines for seat belts
(Y page 41).
X Check whether you have fastened seat
belt ;properly (Y page 42).
The seat belt should:
R fit snugly across your body
R be routed across the middle of your shoulder
R be routed across your hips in the pelvic area
X Before starting off, adjust the rear-view mirror
and the exterior mirrors (Y page 108) in such
a way that you have a good view of road and
traffic conditions.
X Store the seat, steering wheel and exterior
mirror settings using the memory function
(Y page 111). Seats
Important safety notes
G
WARNING
If children adjust the seats, they could
become trapped, especially if they are unat-
tended. There is a risk of injury.
When leaving the vehicle, always take the key with you and lock the vehicle. Never leave
children unattended in the vehicle.
The seats can still be adjusted when there is no
key in the ignition lock. Seats
101Seats, steering wheel and mirrors Z

G
WARNING
When adjusting a seat, you or another vehicle occupant could become trapped by the guiderail of the seat, for instance. There is a risk of
injury.
Make sure that no one has any part of their
body within the sweep of the seat when
adjusting it.
Observe the safety notes on "Airbags"
(Y page 43) and "Children in the Vehicle"
(Y page 54). G
WARNING
If you adjust the seat height carelessly, you or other vehicle occupants could be trapped andthereby injured. Children in particular could
accidentally press the electrical seat adjust-
ment buttons and 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 adjustment sys-
tem. G
WARNING
The head restraints cannot provide the inten-
ded protection unless they are fitted and
adjusted correctly. There is an increased risk of injury to the head and neck in the event of
an accident or sudden braking, for example.
Always drive with the head restraints fitted.
Ensure that the centre of the head restraints
support the back of each vehicle occupant's
head at eye level before driving off. G
WARNING
You could lose control of the vehicle while
driving if you:
R adjust the driver's seat, steering wheel or
mirrors
R fasten the seat belt
There is a risk of an accident.
Adjust the driver's seat, head restraint, steer-
ing wheel and mirrors and fasten your seat
belt before starting the engine. !
To avoid damage to the seats and the seat
heating, observe the following information:
R do not spill any liquids on the seats. If liquid
is spilled on the seats, dry them as soon as possible.
R if the seat covers are damp or wet, do not
switch on the seat heating. The seat heat-
ing should also not be used 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 sharp objects on the seat
cushions, e.g. knives, nails or tools. The
seats should only be occupied by passen-
gers, if possible.
R when the seat heating is in operation, do
not cover the seats with insulating materi-
als, e.g. blankets, coats, bags, seat covers,
child seats or booster seats.
! Make sure that there are no objects in the
footwell under or behind the seats when mov- ing the seats back. There is a risk that the
seats and/or the objects could be damaged.
i The head restraints cannot be removed.
For more information, contact a qualified spe-
cialist workshop. Adjusting the seats electrically
:
Head restraint height
; Seat height
= Seat cushion angle
? Seat cushion length
A Seat fore-and-aft adjustment
B Backrest angle 102
SeatsSeats, steering wheel and mirrors

Adjust the driver's seat, head restraint, steer-
ing wheel and mirrors and fasten your seat
belt before starting the engine.
X To adjust the head restraint height: slide
the switch for the head restraint adjust-
ment :up or down in the direction of the
arrow. Sliding the seats forward/back
G
WARNING
When adjusting a seat, you or another vehicle occupant could become trapped by the guiderail of the seat, for instance. There is a risk of
injury.
Make sure that no one has any part of their
body within the sweep of the seat when
adjusting it.
! Make sure that there are no containers in
the cup holder and no objects in the footwell
or behind the seats when adjusting the seats.
Otherwise, you could damage the seats and
the objects. You can move the seat forwards, in order to gain
better access to the rear compartment, e.g. to
reach the stowage compartment in the rear .
X Remove the seat belt from the seat belt guide
(Y page 103).
X To move the seat forwards: press:on
switch :.
The seat moves automatically to the foremost
position. X
To move the seat backwards: press9
on switch :.
The seat moves back to the previous position.
X To stop seat movement: press:or
9 in the opposite direction. Adjusting the multicontour seat
You can adjust the multicontour seat using
COMAND Online . Adjusting the active multicontour
seat
You can adjust the active multicontour seat
using COMAND Online . Adjusting the 4-way lumbar support
You can adjust the 4-way lumbar support using
COMAND Online . Switching the seat heating on/off
Switching on/off G
WARNING
If you repeatedly switch on seat heating, the
seat cushion and backrest padding may
become very hot. The health of vehicle occu-
pants with limited temperature sensitivity or a limited ability to react to excessively high
temperatures may be affected or they may
even suffer burn-like injuries. There is a risk of
injury.
Therefore, do not switch on the seat heating
repeatedly. 104
SeatsSeats, steering
wheel and mirrors

This could result in burns in the immediate
vicinity of the air vents. There is a risk of injury.
Reduce the heater output before it becomes
too hot. The AIRSCARF function warms the head and
neck area of vehicle occupants with 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 Make sure that the key is in position 2in the
ignition lock.
X To switch on: press button:.
Three red indicator lamps in the button light
up. The blower starts up after a preheating
phase of seven seconds.
X Press button :repeatedly until the desired
heating level is set.
X To switch off: press button:repeatedly
until all the indicator lamps go out.
i The blower continues running for seven sec-
onds to cool down the heating elements.
i If the battery voltage is too low, AIRSCARF
may switch off. Steering wheel
Important safety notes
G
WARNING
You could lose control of the vehicle while
driving if you:
R adjust the driver's seat, steering wheel or
mirrors
R fasten the seat belt There is a risk of an accident.
Adjust the driver's seat, head restraint, steer-
ing wheel and mirrors and fasten your seat
belt before starting the engine. G
WARNING
Children could become trapped by the steer-
ing wheel if they adjust it. There is a risk of
injury.
When leaving the vehicle, always take the key with you and lock the vehicle. Never leave
children unattended in the vehicle.
The electrically adjustable steering wheel can
still be adjusted when there is no key in the igni-
tion lock. Adjusting the steering wheel electri-
cally
:
To adjust the steering wheel height
; To adjust the steering wheel position (fore-
and-aft adjustment)
i Further related subjects:
R EASY-ENTRY/EXIT feature (Y page 106)
R Storing settings (Y page 111) EASY-ENTRY/EXIT feature
Important safety notes G
WARNING
If you drive off while the EASY-ENTRY/EXIT
feature is making adjustments, you could lose 106
Steering wheelSeats, steering wheel and mirrors

Crash-responsive EASY-EXIT feature
If the crash-responsive EASY-EXIT feature is trig-
gered in an accident, the steering column will
move upwards when the driver's door is opened.
This occurs irrespective of the position of the
key in the ignition lock. This makes it easier to
exit the vehicle and rescue the occupants.
The crash-responsive EASY-EXIT feature is only
operational if the EASY-EXIT/ENTRY feature is
activated in the on-board computer
(Y page 211). Mirrors
Rear-view mirror
X
Anti-dazzle mode: move anti-dazzle lever :
forwards or back. Exterior mirrors
Adjusting the exterior mirrors G
WARNING
You could lose control of the vehicle while
driving if you:
R adjust the driver's seat, steering wheel or
mirrors
R fasten the seat belt
There is a risk of an accident.
Adjust the driver's seat, head restraint, steer-
ing wheel and mirrors and fasten your seat
belt before starting the engine. G
WARNING
The exterior mirrors reduce the size of the
image. Objects visible in the mirrors are
closer than they appear. You could misjudge
the distance from road users driving behind
you when changing lanes, for instance. There is a risk of an accident.
You should therefore always look over your
shoulder to determine the actual distance
from road users driving behind you. X
Make sure that the key is in position 1or 2in
the ignition lock.
X Press button :for the left exterior mirror or
button ;for the right exterior mirror.
The indicator lamp in the corresponding but-
ton lights up in red.
The indicator lamp goes out again after some
time. You can adjust the selected mirror using
adjustment button =as long as the indicator
lamp is lit.
X Press adjustment button =up, down, to the
right or to the left.
The exterior mirror must be set to a position
that provides you with a good overview of
traffic conditions.
The convex exterior mirrors provide a larger field of vision.
After the engine has been started, the exterior
mirrors are automatically heated if the rear win- dow heating is switched on and the outside tem-
perature is low. Heating takes a maximum of 10 minutes.
i The exterior mirrors can also be heated
manually by switching on the rear window
heating. 108
MirrorsSeats, steering wheel and
mirrors

Ã
is the preferred light switch position. The
light setting is automatically selected according to the brightness of the ambient light (excep-
tion: poor visibility due to weather conditions
such as fog, snow or spray):
R Key in position 1in the ignition lock: the side
lamps are switched on or off automatically
depending on the brightness of the ambient
light
R With the engine running: if you have switched
on the daytime driving lights function in the
on-board computer, the daytime driving lights
or the side lamps and dipped-beam head-
lamps are switched on or off automatically
depending on the brightness of the ambient
light
X To switch on automatic headlamp mode:
turn the light switch to
Ã.
The daytime driving lights improve the detecta-
bility of your vehicle during the day. Here, the
daytime driving lights function must be switched on via the on-board computer (Y page 209).
When the dipped-beam headlamps are switched
on, the green Lindicator lamp in the instru-
ment cluster lights up and the daytime driving
lights are switched off or dimmed.
Dipped-beam headlamps G
WARNING
When the light switch is set to Ã, the
dipped-beam headlamps may not be switched on automatically if there is fog, snow or othercauses of poor visibility due to the weather
conditions such as spray. There is a risk of an
accident.
In such situations, turn the light switch to
L.
When the ignition is switched on and the light
switch is in the Lposition, the side lamps
and dipped-beam headlamps are switched on
even if the light sensor does not sense dark
ambient light conditions. This is advantageous
when there is fog or rain.
X To switch on the dipped-beam headlamps:
turn the key in the ignition lock to position 2
or start the engine.
X Turn the light switch to L.
The green Lindicator lamp in the instru-
ment cluster lights up. Rear fog lamp
The rear foglamp improves the visibility of your
vehicle in heavy fog for the following traffic.
Please observe the country-specific laws on the
use of rear foglamps.
X To switch on the rear foglamp: turn the key
in the ignition lock to position 2or start the
engine.
X Turn the light switch to LorÃ.
X Press the Rbutton.
The yellow Rindicator lamp in the instru-
ment cluster lights up.
X To switch off the rear foglamp: press the
R button.
The yellow Rindicator lamp in the instru-
ment cluster goes out.
Side lamps
! If the battery has been discharged to a low
charge level, the side lamps or parking lamps
are automatically switched off to enable the
next engine start. Always leave your vehicle in
a safe position and adequately lit in accord-
ance with traffic regulations. Avoid using the
side lamps Tfor a period of several hours.
If possible, switch on the right Xor left
W parking lamp.
X To switch on: turn the light switch to T.
The green Tindicator lamp in the instru-
ment cluster lights up.
Parking lamps Switching on the parking lamps ensures that the
corresponding side of the vehicle is illuminated.
X To switch on the parking lamps: the key is
not in the ignition lock or it is in position 0.
X Turn the light switch to W(left-hand side of
the vehicle) or X(right-hand side of the
vehicle). 114
Exterior lightingLights and windscreen wipers

Combination switch
:
Main-beam headlamps
; Turn signal, right
= Headlamp flasher
? Turn signal, left
X To indicate briefly: press the combination
switch briefly to the pressure point in the
direction of arrow ;or?.
The corresponding turn signal flashes three
times.
X To indicate: press the combination switch
beyond the pressure point in the direction of
arrow ;or?.
X To switch on the main-beam headlamps:
turn the light switch to LorÃ.
X Press the combination switch beyond the
pressure point in the direction of arrow :.
In the Ãposition, the main-beam head-
lamps are only switched on when it is dark and the engine is running.
The blue Kindicator lamp in the instru-
ment cluster lights up when the main-beam
headlamps are switched on.
X To switch off the main-beam headlamps:
move the combination switch back to its nor- mal position.
The blue Kindicator lamp in the instru-
ment cluster goes out. Hazard warning lamps
X
To switch on the hazard warning lamps:
press button :.
All turn signals flash. If you now switch on a
turn signal using the combination switch, only the turn signal lamp on the corresponding
side of the vehicle will flash.
X To switch off the hazard warning lamps:
press button
:.
The hazard warning lamps switch on automati-
cally if:
R an airbag is deployed or
R the vehicle decelerates rapidly from a speed
of above 70 km/h and comes to a standstill
The hazard warning lamps switch off automati-
cally if the vehicle reaches a speed of above
10 km/h again after a full brake application.
i The hazard warning lamps continue to oper-
ate even if the ignition is switched off. Intelligent Light System
General notes The Intelligent Light System is a system that
adjusts the headlamps automatically to suit the
prevailing driving and weather conditions. It
offers advanced functions for improved illumi-
nation of the road surface, e.g. depending on the vehicle speed or weather conditions. The sys-
tem includes the active light function, corneringlight function, motorway mode and extended
range foglamps. The system is only active when it is dark.
You can activate or deactivate the "Intelligent
Light System" function using the on-board com-
puter (Y page 209). Exterior lighting
115Lights and windscreen wipers Z

Replacing the wiper blades
Important safety notes G
WARNING
If the windscreen wipers begin to move while
you are changing the wiper blades, you can be trapped by the wiper arm. There is a risk of
injury.
Always switch off the windscreen wipers and
ignition before changing the wiper blades.
! To avoid damaging the windscreen wiper
blades, make sure that you touch only the
wiper arm of the windscreen wiper.
! Never open the bonnet if a windscreen
wiper arm has been folded away from the
windscreen.
Never fold a windscreen wiper arm without a
wiper blade back onto the windscreen.
Hold the windscreen wiper arm firmly when
you change the wiper blade. If you release the
windscreen wiper arm without a wiper blade
and it falls onto the windscreen, the wind-
screen may be damaged by the force of the
impact.
Mercedes-Benz recommends that you have
the wiper blades changed at a qualified spe-
cialist workshop.
! Always position the windscreen wiper arms
vertically before folding them away from the
windscreen. By doing so, you will avoid dam-
age to the bonnet.
Replacing the windscreen wiper blades Moving the wiper blades to a vertical posi-
tion
On vehicles without KEYLESS-GO:
X Turn the key to position 1or 2in the ignition
lock.
X Set the windscreen wipers to position °.
X When the wiper arms have reached the verti-
cal position, turn the key to position 0and
remove it from the ignition lock.
X Fold the wiper arm away from the windscreen
until it engages. On vehicles with KEYLESS-GO:
X Switch off the engine.
X Remove your foot from the brake pedal.
X Set the windscreen wipers to the °posi-
tion.
X Press the Start/Stop button repeatedly until
the windscreen wipers start.
X When the wiper arms have reached the verti-
cal position, press the Start/Stop button.
X Fold the wiper arm away from the windscreen
until it engages.
Removing the wiper blades X
To bring the wiper blade into position to
be removed:
hold the wiper arm firmly with
one hand. With the other hand, turn the wiper blade in the direction of arrow =beyond the
point of resistance.
The wiper blade engages in the removal posi-
tion with an audible click.
X To remove a wiper blade: firmly press
release knob ;and pull the wiper blade
upwards :.
Fitting the wiper blades Windscreen wipers
119Lights and windscreen wipers Z