Pre safe function MERCEDES-BENZ S-Class 2015 W222 Owner's Guide
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Page 103 of 502
If somebody becomes trapped:
R press the Fbutton on the SmartKey, or
R pull or press the remote operating switch
on the driver's door or
R press the closing or locking button on the
trunk lid, or
R pull on the trunk lid handle Opening and closing manually
Opening X
Press the Fbutton on the SmartKey.
or X Pull handle :.
The trunk lid opens.
Closing X
Pull the trunk lid down using recess :.
Vehicles with trunk lid remote closing
feature or power closing: X
Lightly push the trunk lid closed.
The power closing function pulls the trunk
lid closed.
X Lock the vehicle if necessary with the &
button on the SmartKey or with KEYLESS-
GO (Y page 91).
i If KEYLESS-GO detects a SmartKey in the
trunk, the trunk lid cannot be locked. It then opens again. Opening/closing automatically from
outside
Important safety notes G
WARNING
Parts of the body could become trapped dur-
ing automatic closing of the trunk lid. More-
over, people, e.g. children, may be standing in the closing area or may enter the closing area
during the closing process. There is a risk of
injury.
Make sure that nobody is in the vicinity of the closing area during the closing process.
Use one of the following options to stop the
closing process:
R press the Fbutton on the SmartKey.
R pull or press the remote operating switch
on the driver's door.
R press the closing or locking button on the
trunk lid.
R pull the trunk lid handle. G
WARNING
Combustion engines emit poisonous exhaust
gases such as carbon monoxide. Exhaust
gases can enter the vehicle interior if the
trunk lid is open when the engine is running,
especially if the vehicle is in motion. There is a risk of poisoning.
Always switch off the engine before opening
the trunk lid. Never drive with the trunk lid
open. Trunk
101Opening and closing Z
Page 114 of 502
operation is started in the corresponding
direction. You can stop automatic opera-
tion by pressing or pulling again.
i If the sliding sunroof is raised at the rear,
it lowers slightly automatically at higher
speeds. The noise level in the vehicle inte-
rior is reduced as a result.
At low speeds it raises again automatically.
You can also temporarily deactivate auto-
matic lowering. To do so, press the 3
switch. The sliding sunroof raises again
automatically.
i You can continue to operate the sliding
sunroof after switching off the engine or
removing the SmartKey from the ignition
lock. This function remains active for five
minutes or until you open a front door.
i The sliding sunroof cannot be opened if a
roof carrier is installed. In order to allow
ventilation of the vehicle interior, you can
raise the sliding sunroof.
If contact is made with a roof carrier
approved by Mercedes-Benz, the sliding
sunroof lowers slightly but remains raised
at the rear .
i Before opening, raising or closing the slid-
ing sunroof, a check is carried out to see
whether a valid SmartKey is in the vehicle,
if:
R the 3 switch is pressed or pulled
and
R the Start/Stop button is used instead of
the SmartKey in the ignition lock
and
R the engine is not running
This is carried out by means of a brief radio connection between the vehicle and the
SmartKey. Rain-closing feature The raised sliding sunroof automatically low-
ers at the rear when driving if it starts to rain.
The sliding sunroof is lowered depending on:
R the road speed and
R the intensity of the rain.
You can manually cancel the automatic clos-
ing procedure. Press or pull the 3switch
in any direction.
To raise the sliding sunroof again, press the
3 switch in direction :. The rain-closing
feature remains activated. Operating the roller sunblinds for the
sliding sunroof
Important safety notes G
WARNING
When opening or closing the roller sunblind,
parts of the body could be trapped between
the roller sunblind and the frame or sliding
sunroof. There is a risk of injury.
When opening or closing make sure that no
parts of the body are in the sweep of the roller sunblind.
If somebody becomes trapped:
R release the switch immediately, or
R during automatic operation, push the
switch briefly in any direction
The opening or closing procedure will be stop-
ped.
The roller sunblinds shield the vehicle interior from sunlight. The front roller sunblind can
only be opened and closed when the sliding
sunroof is closed.
Roller sunblind reversing feature The roller sunblinds are equipped with an
automatic reversing feature. If a solid object
blocks or restricts a roller sunblind during the
closing process, the roller sunblind opens
again automatically. The automatic reversing 112
Panorama roof with power tilt/sliding panelOpening and closing
Page 122 of 502
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.
i Read the information on qualified special-
ist workshops (Y page 29). Correct driver's seat position
G
WARNING
You could lose control of your vehicle if you do the following while driving:
R adjust the driver's seat, head restraint,
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 mirror and fasten your seat belt before starting the engine. X
Observe the safety guidelines on seat
adjustment (Y page 121).
X Check whether you have adjusted seat =
properly (Y page 122).
When adjusting the seat, make sure that:
R you are as far away from the driver's air bag
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 cushion angle so that
your thighs are gently supported
R you can depress the pedals properly
X Check 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.
X Observe the safety guidelines on steering
wheel adjustment (Y page 137).
X Make sure that steering wheel :is adjus-
ted properly (Y page 137).
When adjusting the steering wheel, 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 instru-
ment cluster clearly
X Observe the safety guidelines for seat belts
(Y page 51).
X Check whether you have fastened seat
belt ;properly (Y page 54).
The seat belt should:
R fit snugly across your body
R be routed across the middle of your shoul-
der
R be routed in your pelvic area across the hip
joints 120
Correct driver's seat positionSeats, steering wheel and mirrors
Page 123 of 502
X
Before starting off, adjust the rear-view mir-
ror and the exterior mirrors in such a way
that you have a good view of road and traf-
fic conditions (Y page 141).
X Vehicles with a memory function: save
the seat, steering wheel and exterior mirror settings with the memory function
(Y page 144). Seats
Important safety notes
G
WARNING
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. G
WARNING
You could lose control of your vehicle if you do the following while driving:
R adjust the driver's seat, head restraint,
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 mirror and fasten your seat belt before starting the engine. 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
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. G
WARNING
If head restraints are not installed and adjus-
ted correctly, they cannot provide protection
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
The seat belt does not offer the intended level of protection if you have not moved the back-
rest to an almost vertical position. When brak-
ing or in the event of an accident, you could
slide underneath the seat belt and sustain
abdomen or neck injuries, for example. This
poses an increased risk of injury or even fatal injury.
Adjust the seat properly before beginning
your journey. Always ensure that the backrest
is in an almost vertical position and that the
shoulder section of your seat belt is routed
across the center of your shoulder.
! To avoid damage to the seats and the seat
heating, observe the following information:
R keep liquids from spilling 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
heating should also not be used to dry
the seats.
R clean the seat covers as recommended;
see "Interior care". Seats
121Seats, steering wheel and mirrors Z
Page 124 of 502
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
passengers, if possible.
R when 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. Adjusting the seats
Vehicles with standard head restraints
or luxury head restraints :
Head restraint height
; Head restraint height
= Seat height
? Seat cushion angle
A Seat cushion length
B Seat fore-and-aft adjustment
C Backrest angle
i If PRE-SAFE ®
is triggered, the front-
passenger seat will be moved to a better
position if it was previously in an unfavora- ble position (Y page 67).
i You can store the seat settings using the
memory function (Y page 144). i
To ensure the largest possible range of
seat settings, certain seat adjustment func- tions will automatically activate other seat
adjustment functions.
i The head restraint height is adjusted
automatically when you adjust the seat
height or the seat fore-and-aft position.
Vehicles with an EASY ADJUST luxury
head restraint :
Head restraint height
; Head restraint fore-and-aft position
= Seat height
? Seat cushion angle
A Seat cushion length
B Seat fore-and-aft adjustment
C Backrest angle
i If PRE-SAFE ®
is triggered, the front-
passenger seat will be moved to a better
position if it was previously in an unfavora- ble position (Y page 67).
i You can store the seat settings using the
memory function (Y page 144).
i To ensure the largest possible range of
seat settings, certain seat adjustment func- tions will automatically activate other seat
adjustment functions.
i The head restraint height is adjusted
automatically when you adjust the seat
height or the seat fore-and-aft position. 122
SeatsSeats, steering wheel and mirrors
Page 126 of 502
You can exit the reclined position and
adjust the seat position by:
R calling up a stored position using mem-
ory buttons 1or 2(Y page 144)
R manually adjusting the seat to the
desired position (Y page 122).
i The steps for setting the reclined position
are not always carried out simultaneously.
The legrest folds down if overloaded. If this is
the case fold up the legrest and engage it. Adjusting the front-passenger seat
from the driver’s seat
Important safety notes G
WARNING
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. G
WARNING
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. G
WARNING
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.
! 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.
Adjusting the front-passenger seat X
To select the front-passenger seat:
press button :repeatedly until the indi-
cator lamp in the button lights up.
When the indicator lamp in button :lights
up, for the front-passenger seat you can
adjust:
R adjust the seat (Y page 122)
R seat heating (Y page 134)
R seat ventilation (Y page 136)
R the memory function to call up or save set-
tings (Y page 143). Adjusting the front-passenger seat
from the rear
Important safety notes G
WARNING
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. Neverleave children unsupervised in the vehicle.
The seats can still be adjusted when there is
no SmartKey in the ignition lock. 124
SeatsSeats, steering wheel and mirrors
Page 130 of 502
R
the front-passenger seat head restraint is
inserted and the ignition is switched on
R the front-passenger seat backrest is moved
backwards or the seat is moved in a longi-
tudinal direction out of the chauffeur area
(Y page 130).
Positioning the front-passenger seat for
chauffeur mode General notes
Pay attention to the important safety notes
(Y
page 127). Adjust the seat for chauffeur
mode before the journey (Y page 128). Do not
remove the front-passenger seat head
restraint during the journey.
Adjusting from the rear compartment You can use the override button to disable
this function (Y page 75).
In order for the front-passenger seat to be
positioned in chauffeur mode:
R the SmartKey must be in the ignition lock
and in position 1or 2(Y page 189)
R the front-passenger seat may not be occu-
pied
R the front-passenger seat belt must not be
inserted into the buckle X
To select the front-passenger seat:
press button :repeatedly until the indi-
cator lamp in the button lights up.
The front-passenger seat is selected if the
indicator lamp in the button lights up.
X Press button ;forwards and hold it in this
position.
The seat moves forward.
The seat stops at the threshold of the area for chauffeur mode.
X Release button ;.
X Press and hold button ;again until the
front-passenger seat is in position for
chauffeur mode.
The head restraint on the front-passenger
seat folds forwards. The seat moves
forward.
The To
To view view the
theext.
ext. mirror,
mirror, adjust
adjust
front-passenger
front-passenger seat
seator
orremove
remove the
the
head
head restraint.
restraint. message appears in the
multifunction display (Y page 352).
i If the front-passenger seat is already at
the threshold to the area for the chauffeur
mode, the position for the chauffeur mode
is set immediately.
i The position for chauffeur mode can be
saved or set using the memory function of
the rear seat (Y page 145). For this the
indicator lamp on button :must be lit.
Adjusting from the driver's seat 128
SeatsSeats, steering
wheel and mirrors
Page 133 of 502
to the area for chauffeur mode. The head
restraint folds into position.
i Further settings are available via the
memory adjustment buttons if the front-
passenger seat has been selected with but- ton :.
Adjusting from the front-passenger seat X Press any seat adjustment button.
The front-passenger seat moves into the
normal adjustment range at the threshold
of the area for chauffeur mode. The head
restraint folds into position.
Fully reclined position of the front-
passenger seat Adjusting
This function is only available on vehicles with
electrically adjustable rear seats.
You can move the front-passenger seat into a fully reclined position. The rear seat and front-
passenger seat then provide a continuous
surface.
To do so:
R move the seat cushion of the rear seat as
far back as possible in a longitudinal direc-
tion (Y page 123)
R move the front-passenger seat into posi-
tion for chauffeur mode (Y page 128)
R remove the front-passenger seat head
restraint (Y page 129)
R move the front-passenger seat so that the
backrest is in a fully reclined position
(Y page 122)
Exiting
To exit the fully reclined position:
R fold the backrest upright to a suitable posi-
tion
R install the head restraint (Y page 129) Adjusting the head restraints
Adjusting the front head restraints 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,
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 mirror and fasten your seat belt before starting the engine. G
WARNING
If head restraints are not installed and adjus-
ted correctly, they cannot provide protection
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.
General notes
Pay attention to the important safety notes
(Y page 121).
Do not rotate the head restraints of the front
and rear seats. Otherwise, you cannot adjust
the height and angle of the head restraints to
the correct position. Seats
131Seats, steering wheel and mirrors Z
Page 141 of 502
Problems with the steering wheel heating
Problem
Possible causes/consequences and
M
MSolutions The steering wheel
heating has switched
off prematurely or can-
not be switched on. The on-board voltage is too low because too many electrical con-
sumers are switched on.
X Switch off electrical consumers that you do not need, such as
the rear window defroster or interior lighting. EASY-ENTRY/EXIT feature
Important safety notes G
WARNING
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 there is a risk of becoming trapped by
R the steering wheel: move the steering
wheel adjustment lever.
R the seat: press the switch for seat adjust-
ment.
The adjustment process is stopped.
Press one of the memory function position
switches. The adjustment process is stopped.
This function is only available on vehicles with
memory function. G
WARNING
If children activate the EASY-ENTRY/EXIT fea- ture, they can become trapped, 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. G
WARNING
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.
The EASY-ENTRY/EXIT feature makes getting in and out of your vehicle easier.
You can activate and deactivate the EASY-
ENTRY/EXIT feature using COMAND (see theseparate operating instructions).
Position of the steering wheel and the
driver's seat when the EASY-ENTRY/
EXIT feature is active The steering wheel tilts upwards and the driv-
er's seat moves backwards if you:
R remove the SmartKey from the ignition lock
R with KEYLESS-GO: open the driver's door;
KEYLESS-GO must be in position 1
R with the SmartKey: open the driver's
door; the SmartKey must be in position 0or
1 in the ignition lock (Y page 189)
R open the driver's door when the ignition is
switched off
i The steering wheel only tilts upwards and
the driver's seat only moves backwards if
the driving position is stored after seat or
steering wheel adjustment (Y page 144).
The last position of the steering wheel or seat is stored if:
R the ignition is switched off
R the setting is stored with the memory func-
tion (Y page 144). Steering wheel
139Seats, steering wheel and mirrors Z
Page 145 of 502
X
Turn the SmartKey to position 2in the igni-
tion lock (Y page 189).
X Press button =for the exterior mirror on
the front-passenger side.
X Engage reverse gear.
The exterior mirror on the front-passenger
side moves to the preset parking position.
X Use 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.
i If 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
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:.
X Turn the SmartKey to position 2in the igni-
tion lock (Y page 189).
X Press button =for the exterior mirror on
the front-passenger side.
X Use adjustment button ;to adjust the
exterior mirror to a position that allows you to see the rear wheel and the curb.
X Press 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.
X If the mirror moves out of position, repeat
the steps. Calling up a stored parking position set-
ting X
Turn the SmartKey to position 2in the igni-
tion lock (Y page 189).
X Adjust the exterior mirror on the front-
passenger side using button =.
X Engage 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:
R as soon as you exceed a speed of 9 mph
(15 km/h)
R about ten seconds after you have disen-
gaged reverse gear
R if you press button ?for the exterior mir-
ror on the driver's side Memory function
Important safety notes
G
WARNING
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. G
WARNING
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. Memory function
143Seats, steering wheel and mirrors Z