steering wheel adjustment MERCEDES-BENZ SL-Class 2016 R231 Owner's Manual

If the seat belt pre-tensioning is not reduced:
XMove the seat backrest or seat back
slightly when the vehicle is stationary.
The seat belt pre-tensioning is reduced andthe locking mechanism is released.
The seat-belt adjustment is an integral part of
the PRE-SAFE
®convenience function. You
will find information on the convenience func-
tion under "Belt adjustment" (
Ypage 55).
Automatic measures after an acci-
dent
Immediately after an accident, the following
measures are implemented, depending on
the type and severity of the impact:
Rthe hazard warning lamps are activated
Rthe emergency lighting is activated
Rthe vehicle doors are unlocked
Rthe front side windows are lowered
Rthe electrically adjustable steering wheel is
raised
Rthe engine is switched off and the fuel sup-
ply is cut off
Rvehicles with mbrace: automatic emer-
gency call
Children in the vehicle
Important safety notes
If a child younger than twelve years old and
under 5 ft (1.50 m) in height is traveling in the
vehicle:
Ralways secure the child in a child restraint
system suitable for Mercedes-Benz vehi-
cles. The child restraint system must be
appropriate to the age, weight and size of
the child
Rbe sure to observe the instructions and
safety notes in this section in addition to the child restraint system manufacturer's
installation instructions
Rbe sure to observe the instructions and
safety notes on the "Occupant Classifica-
tion System (OCS)" (
Ypage 59)
GWARNING
If you leave children unsupervised in the vehi-
cle, they could set it in motion by, for example:
Rrelease the parking brake.
Rshift the automatic transmission out of the
parking position P.
Rstart the engine.
In addition, they may operate vehicle equip-
ment and become trapped. There is a risk of
an accident and injury.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Never
leave children unsupervised in the vehicle.
GWARNING
If persons, particularly children are subjected to prolonged exposure to extreme heat or
cold, there is a risk of injury, possibly even
fatal. Never leave children unattended in the
vehicle.
GWARNING
If the child restraint system is subjected to
direct sunlight, parts may get very hot. Chil-
dren may burn themselves on these parts,
particularly on the metal parts of the child
restraint system. There is a risk of injury.
If you leave the vehicle, taking the child with
you, always ensure that the child restraint
system is not exposed to direct sunlight. Pro- tect it with a blanket, for example. If the child
restraint system has been exposed to direct
sunlight, let it cool down before securing the
child in it. Never leave children unattended in
the vehicle.
Always ensure that all vehicle occupants have
their seat belts fastened correctly and are sit- ting properly. Particular attention must be
paid to children.
68Children in the vehicle
Safety

Useful information
i
This Operator's Manual describes all
models and all standard and optional equip-
ment of your vehicle available at the time of
publication of the Operator's Manual.
Country-specific differences are possible.
Please note that your vehicle may not be
equipped with all features described. This
also applies to safety-related systems and
functions.
iRead the information on qualified special-
ist workshops (
Ypage 34).
Correct driver's seat position
GWARNING
You could lose control of your vehicle if you do the following while driving:
Radjust the driver's seat, head restraint,
steering wheel or mirrors
Rfasten the seat belt
There is a risk of an accident.
Adjust the driver's seat, head restraint, steer-
ing wheel and mirror and fasten your seat belt before starting the engine.
XObserve the safety guidelines on seat
adjustment (
Ypage 109).
XMake sure that seat =is adjusted prop-
erly.
Electrical seat adjustment (
Ypage 110)
When adjusting the seat, make sure that:
Ryou are as far away from the driver's air bag
as possible
Ryou are sitting in a normal upright position
Ryou can fasten the seat belt properly
Ryou have moved the backrest to an almost
vertical position
Ryou have set the seat cushion angle so that
your thighs are gently supported
Ryou can depress the pedals properly
XCheck whether the head restraint is adjus-
ted properly.
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
center of the head restraint.
XObserve the safety notes on steering col-
umn adjustment (
Ypage 114).
XMake sure that steering wheel :is adjus-
ted properly.
Adjusting the steering wheel electrically
(
Ypage 114)
When adjusting the steering wheel column,
make sure that:
Ryou can hold the steering wheel with your
arms slightly bent
Ryou can move your legs freely
Ryou can see all the displays in the instru-
ment cluster clearly
XObserve the safety guidelines for seat belts
(
Ypage 52).
XCheck whether you have fastened seat
belt ;properly (
Ypage 54).
108Correct driver's seat position
Seats, steering wheel and mirrors

The seat belt should:
Rfit snugly across your body
Rbe routed across the middle of your shoul-
der
Rbe routed in your pelvic area across the hip
joints
XBefore starting off, adjust the rear-view mir-
ror and the exterior mirrors (
Ypage 116) in
such a way that you have a good view of
road and traffic conditions.
XStore the seat, steering wheel and exterior
mirror settings using the memory function
(
Ypage 119).
Seats
Important safety notes
GWARNING
Children could become trapped if they adjust
the seats, particularly when unattended.
There is a risk of injury.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Never
leave children unsupervised in the vehicle.
The seats can still be adjusted when there is
no SmartKey in the ignition lock.
GWARNING
When you adjust a seat, you or other vehicle
occupants could become trapped, e.g. on the seat guide rail. There is a risk of injury.
Make sure when adjusting a seat that no one
has any body parts in the sweep of the seat.
Observe the safety notes on "Air bags"
(
Ypage 56) and "Children in the vehicle"
(
Ypage 68).
GWARNING
If you adjust the seat height carelessly, you or
other vehicle occupants could be trapped and
thereby 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.
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,
steering wheel or mirrors
Rfasten the seat belt
There is a risk 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 avoid damage to the seats and the seat
heating, observe the following information:
Rkeep liquids from spilling on the seats. If
liquid is spilled on the seats, dry them as
soon as possible.
Rif the seat covers are damp or wet, do not
switch on the seat heating. The seat
heating should also not be used 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 sharp objects on the
seat cushions, e.g. knives, nails or tools.
Seats109
Seats, steering wheel and mirrors
Z

The seats should only be occupied by
passengers, if possible.
Rwhen the seat heating is in operation, do
not cover the seats with insulating mate-
rials, e.g. blankets, coats, bags, seat cov-
ers, child seats or booster seats.
!To avoid damage to the seats and the seat
heating, observe the following information:
Rkeep liquids from spilling on the seats. If
liquid is spilled on the seats, dry them as
soon as possible.
Rif the seat covers are damp or wet, do not
switch on the seat heating. The seat
heating should also not be used to dry
the seats.
Rclean the seat covers as recommended;
see "Interior care".
Rdo 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
passengers, if possible.
Rwhen the seat heating is in operation, do
not cover the seats with insulating mate-
rials, e.g. blankets, coats, bags, seat cov-
ers, child seats or booster seats.
!Make sure that there are no objects in the
footwell under or behind the seats when
moving the seats back. There is a risk that
the seats and/or the objects could be dam- aged.
iThe head restraints cannot be removed.
For more information, contact a qualified
specialist workshop.
Adjusting the seats electrically
:Head restraint height
;Seat height
=Seat cushion angle
?Seat cushion length
ASeat fore-and-aft adjustment
BBackrest angle
iFurther related subjects:
RYou can store the seat settings using the
memory function (
Ypage 119).
RIf PRE-SAFE®is triggered, the front-
passenger seat will be moved to a better
position if it was previously in an unfav-
orable position (
Ypage 67).
Adjusting the front-passenger seat
from the driver’s seat
GWARNING
The front-air bags for could also injure the
vehicle occupants in the front If the front
seats are positioned too close to the dash-
board or steering wheel. This poses an
increased risk of injury or even fatal injury.
Always adjust the front seats so that they are
as far from the front air bags as possible. Also
observe the notes on the correct adjustment
of the seats.
!Do not move the front-passenger seat
fully forwards if there are objects in the
parcel net in the front-passenger footwell.
The objects could otherwise be damaged.
110Seats
Seats, steering wheel and mirrors

You can use the seat switches on the driver's
side to adjust the front-passenger seat.
XTo activate/deactivate:press button:.
If the indicator lamp in button :is lit, you can
access the following functions for the front-
passenger seat:
Rseat adjustment
Rcall up the memory function
Removing the seat belt from the belt
guide
GWARNING
When driving off-road, your body is subject to
forces from all directions, due to the uneven
surface. You could be thrown from your seat,
for instance. There is a risk of injury.
Always wear a seat belt, even when driving off-
road.
Both the driver's seat belt and the front-
passenger seat belt can be removed from the
seat belt guide. This makes it easier to move
the seats forward. Before you drive off, the seat belt must be
inserted into the seat belt guide.
Observe the safety guidelines for seat belts
(
Ypage 52).
XTo remove:
open up magnetic head ;and
fold the tab up in the direction of the arrow.
XTake the seat belt out of seat belt guide :.
XTo insert:fold the tab up in the direction of
the arrow.
XInsert the seat belt back into the seat belt
guide and fold the tab back down.
Adjusting the head restraints
GWARNING
You could lose control of your vehicle if you do the following while driving:
Radjust the driver's seat, head restraint,
steering wheel or mirrors
Rfasten the seat belt
There is a risk of an accident.
Adjust the driver's seat, head restraint, steer-
ing wheel and mirror and fasten your seat belt before starting the engine.
:Head restraint height
;Seat height
=Seat cushion angle
?Seat cushion length
ASeat fore-and-aft adjustment
BBackrest angle
XTo adjust the head restraint height: slide
the switch for the head restraint adjust-
Seats111
Seats, steering wheel and mirrors
Z

AIRSCARF
Switching on/off
GWARNIN G
When AIRSCARF is switched on ,ver yhot air
can flo wfrom th events in th ehead restraints .
This could result in burn sin th eimmediat e
vicinity of th eair vents .There is aris kof injury.
Reduc eth eheater output before it become s
to ohot .
The AIRSCARF function warm sth ehead and
neck area of vehicl eoccupant swit hwarm air.
The warm air flows out of th ehole sin th ehead
restraints .
The three red indicator lamp sin th ebutto n
indicat eth eheating level you hav eselected.
XMak esur ethat th eSmartKey is in position
2 in th eignition lock.
XTo switch on: press button:.
Three red indicator lamp sin th ebutto nligh t
up. The blowe rstart sup after apreheating
phas eof seven seconds.
XPress butto n: repeatedly until th e
desired heating level is set .
XTo switchoff:press butto n: repeatedly
until all th eindicator lamp sgo out .
iThe blowe rcontinues runnin gfor seven
seconds to cool down th eheating ele-
ments .
iIf thebattery voltag eis to olow, AIRSCARF
may switch off .
Steering wheel
Important safety notes
GWARNIN G
You could lose control of your vehicl eif you do
th efollowin gwhile driving:
Radjust th edriver's seat ,head restraint,
steering whee lor mirror s
Rfastenth eseat belt
There is aris kof an accident.
Adjus tth edriver's seat ,head restraint, steer -
ing whee land mirror and faste nyour seat belt
before starting th eengine.
GWARNIN G
Children could injure themselves if they
adjust th esteering wheel. There is aris kof
injury.
When leaving th evehicle, always tak eth e
SmartKey wit hyou and loc kth evehicle. Never
leav echildren unsupervised in th evehicle.
The electrically adj ustablesteering whee lcan
still be adj usted when there is no SmartKey in
th eignition lock.
Adjusting the steering wheel electri -
cally
:To adjust th e steering whee lheight
;To adj ustthesteering whee lposition
(fore-and-af tadjustment)
114Steering wheel
Seats, steering wheel and mirrors

iFurther related subjects:
REASY-ENTRY/EXIT feature
(
Ypage 115)
RStoring settings (Ypage 119)
EASY-ENTRY/EXIT feature
Important safety notes
GWARNING
If you drive off while the EASY-ENTRY/EXIT
feature is making adjustments, you could lose
control of the vehicle. There is a risk of an
accident.
Always wait until the adjustment process is
complete before driving off.
GWARNING
When the EASY-ENTRY/EXIT feature adjusts
the steering wheel, you and other vehicle
occupants – particularly children – could
become trapped. There is a risk of injury.
While the EASY-ENTRY/EXIT feature is mak-
ing adjustments, make sure that no one has
any body parts in the sweep of the steering
wheel.
If somebody becomes trapped:
Rpress one of the memory function position
buttons, or
Rmove 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.
GWARNING
When the EASY-ENTRY/EXIT feature adjusts
the steering wheel and the driver's seat, you
and other vehicle occupants – particularly
children – could become trapped. There is a
risk of injury.
While the EASY-ENTRY/EXIT feature is mak-
ing adjustments, make sure that no one has
any body parts in the sweep of the seat and
the steering wheel.
If somebody becomes trapped:
Rpress one of the memory function position
buttons, or
Rpress one of the memory function memory
buttons, or
Rmove 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.
GWARNING
If you use openings in the bodywork or
detachable parts as steps, you could:
Rslip and/or fall
Rdamage the vehicle and cause yourself to
fall.
There is a risk of injury.
Always use secure climbing aids, e.g. a suita-
ble ladder.
The EASY-ENTRY/EXIT feature makes getting
in and out of your vehicle easier.
You can activate and deactivate the EASY-
ENTRY/EXIT feature in the on-board com-
puter (
Ypage 235).
Position of the steering wheel when the
EASY-ENTRY/EXIT feature is active
The steering wheel swings upwards when
you:
Rremove the SmartKey from the ignition lock
Ropen the driver's door with KEYLESS-GO in position 1
Ropen the driver's door and the SmartKey is
in position 0or 1in the ignition lock
iThe steering wheel only moves upwards if
it has not already reached the upper end
stop.
Steering wheel115
Seats, steering wheel and mirrors
Z

Position of the steering wheel for driv-
ing
The steering wheel is moved to the last selec-
ted position when:
Rthe driver's door is closed
Ryou insert the SmartKey into the ignition
lock
or
Ryou press the Start/Stop button once on
vehicles with KEYLESS-GO
When you close the driver's door with the
ignition switched on, the steering wheel is
also automatically moved to the previously
set position.
The last position of the steering wheel is
stored when you switch off the ignition or
when you store the setting with the memory
function (
Ypage 119).
Crash-responsive EASY-EXIT feature
If the crash-responsive EASY-EXIT feature is
triggered in an accident, the steering column
will move upwards when the driver's door is
opened. This occurs irrespective of the posi-
tion of the SmartKey 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 fea-
ture is activated in the on-board computer
(
Ypage 235).
Mirrors
Exterior mirrors
Adjusting the exterior mirrors
GWARNING
You could lose control of your vehicle if you do the following while driving:
Radjust the driver's seat, head restraint,
steering wheel or mirrors
Rfasten the seat belt
There is a risk of an accident.
Adjust the driver's seat, head restraint, steer-ing wheel and mirror and fasten your seat belt
before starting the engine.
GWARNING
The exterior mirror on the front-passenger
side reduces the size of the image. Visible
objects are actually closer than they appear.
This means that you could misjudge the dis-
tance from road users traveling behind, e.g.
when changing lane. There is a risk of an acci-
dent.
For this reason, always make sure of the
actual distance from the road users traveling
behind by glancing over your shoulder.
XMake sure that the SmartKey is in position 1 or 2in the ignition lock.
XPress button :for the left-hand exterior
mirror or button ;for the right-hand exte-
rior mirror.
The indicator lamp in the corresponding
button 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.
XPress 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.
116Mirrors
Seats, steering wheel and mirrors

Parking position for the exterior mir-
ror on the front-passenger side
Setting and storing the parking position
Using reverse gear
:Button for the driver's side exterior mirror
;Button for the front-passenger side exte-
rior mirror
=Adjustment button
?Memory button M
You can position the front-passenger side
exterior mirror in such a way that you can see
the rear wheel on that side as soon as you
engage reverse gear. You can store this posi-
tion.
XMake sure that the vehicle is stationary and
that the SmartKey is in position 2in the
ignition lock.
XPress button ;for the exterior mirror on
the front-passenger side.
XEngage reverse gear.
The exterior mirror on the front-passenger
side moves to the preset parking position.
XUse adjustment button =to adjust the
exterior mirror to a position that allows you
to see the rear wheel and the curb.
The parking position is stored.
iIf you shift the transmission to another
position, the exterior mirror on the front-
passenger side returns to the driving posi-
tion. Using the memory button
:Button for the driver's side exterior mirror
;Button for the front-passenger side exte-
rior mirror
=Adjustment button
?Memory button
M
You can position the front-passenger side
exterior mirror in such a way that you can see
the rear wheel on that side as soon as you
engage reverse gear. This setting can be
stored using memory button M?.
XMake sure that the SmartKey is in position
2in the ignition lock.
XWith the exterior mirror on the front-
passenger side activated, use adjustment
button =to adjust the exterior mirror. In
the exterior mirror, the rear wheel and the
curb should be visible.
XPress memory button M? and one of the
arrows on adjustment button =within
three seconds.
The parking position is stored if the exterior
mirror does not move.
XIf the mirror moves out of position, repeat
the steps.
118Mirrors
Seats, steering wheel and mirrors

Calling up a stored parking position set-
ting
:Button for the driver's side exterior mirror
;Button for the front-passenger side exte-
rior mirror
=Adjustment button
?Memory buttonM
XTurn the SmartKey to position 2in the igni-
tion lock.
XAdjust the exterior mirror on the front-
passenger side using button ;.
XEngage reverse gear.
The exterior mirror on the front-passenger
side moves to the stored parking position.
The exterior mirror on the front-passenger
side moves back to its original position:
Ras soon as you exceed a speed of 9 mph
(15 km/h)
Rif you press button :for the exterior mir-
ror on the driver's side
Memory function
Storing settings
GWARNING
If you use the memory function on the driver's side while driving, you could lose control of
the vehicle as a result of the adjustments
being made. There is a risk of an accident.
Only use the memory function on the driver's
side when the vehicle is stationary.
GWARNING
When the memory function adjusts the seat or steering wheel, you and other vehicle occu-
pants – particularly children – could become
trapped. There is a risk of injury.
While the memory function is making adjust-
ments, make sure that no one has any body
parts in the sweep of the seat or steering
wheel. If somebody becomes trapped, imme-
diately release the memory function position
button. The adjustment process is stopped.
GWARNING
Children could become trapped if they acti-
vate the memory function, particularly when
unattended. There is a risk of injury.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Never
leave children unsupervised in the vehicle.
The memory function can be used at any time,
e.g. even when the SmartKey isn't in the igni-
tion lock.
With the memory function, you can store up
to three different settings, e.g. for three dif-
ferent people.
The following settings are stored as a single
memory preset:
Rposition of the seat, backrest and head
restraint
Rdriver's side: steering wheel position
Rdriver's side: position of the exterior mir-
rors on the driver's and front-passenger
sides
Memory function119
Seats, steering wheel and mirrors
Z