Route guidance (on-board
computer) .......................................... 162
S
Safety Children in the vehicle .....................49
Child restraint systems ....................50
Overview of occupant safety
systems ........................................... 34
Safety systems
see Driving safety systems
Seat
Important safety notes ....................77
Seat backrest
Folding back .................................. 195
Folding forwards ............................ 195
Seat belt
Fastening, front ............................... 46
Fastening in the rear, center ............46
Seat belts
Adjusting the height ......................... 47
Belt force limiters ............................ 49
Cleaning ......................................... 226
Correct usage .................................. 44
Emergency Tensioning Devices ........ 49
Fastening ................................... 45, 46
Important safety guidelines .............43
Releasing ......................................... 48
Safety guidelines ............................. 35
Special seat belt retractor ...............51
Warning lamp ................................. 184
Warning lamp (function) ................... 48
Seat heating
Indicator lamp (Malfunction) ............82
Seats
Adjusting the 4-way lumbar
support ............................................ 81
Adjusting the head restraint ............79
Cleaning the cover .........................225
Correct driver's seat position ........... 76
Multicontour seat ............................ 81
Storing settings (memory
function) .......................................... 88
Switching seat heating on/off .........81
Switching the seat ventilation on/
off .................................................... 82
Seat ventilation
Indicator lamp (Malfunction) ............83
Sensors (cleaning instructions) ....... 224
Service indicator see Service interval display
Service interval display .................... 219
Displaying a service message (on-
board computer) ............................ 220
Service products
Brake fluid ..................................... 280
Capacities ...................................... 277
Coolant (engine) ............................ 280
Engine oil ....................................... 279
Fuel ................................................ 277
Important safety notes ..................276
Notes ............................................. 276
Refrigerant (air-conditioning
system) .......................................... 279
Washer fluid ................................... 281
Settings
Calling up a stored setting ...............88
Factory (on-board computer) .........162
On-board computer .......................162
Setting the unit (on-board
computer) Speedometer ................................. 163
Shift ranges ....................................... 123
Side marker lamp (display
message) ............................................ 173
Side window Important safety information ...........70
Side windows
Convenience closing feature ............71
Convenience opening feature ..........71
Opening and closing ........................71
Troubleshooting ............................... 72
Ski rack .............................................. 197
Sliding sunroof Important safety notes ....................72
Opening/closing .............................. 73
Operating manually ..........................73
SmartKey
Changing the battery .......................64
Changing the programming .............63
Checking the battery .......................64
Convenience closing feature ............71
Convenience opening feature ..........71
Important safety notes ....................6212Index
instructions when installing the ISOFIX
child restraint system.XWhen an ISOFIX child seat securing system
is installed, make sure that the center seat
belt in the rear compartment is fully
functional and can move freely.
Top Tether
GWarning
Observe "Important safety notes"
( Y page 49).
GWarning
Always lock the rear seat backrests in their
upright position when the rear seats are
occupied by passengers. Lock the rear seat
backrests in their upright position before
installing the Top Tether straps or when the
cargo compartment is not in use. Make sure
that rear seat backrests are secured properly
by pushing and pulling on the seat backrests.
If the seat backrest is not locked properly, the
seat backrest could fold forward. The child
restraint system is no longer supported
properly or held in position and can no longer
fulfill its function. This could cause serious or
even fatal injuries.
Top Tether provides an additional connection
between the child restraint system secured
with ISOFIX and the rear seat. It helps reduce
the risk of injury even further.
The Top Tether anchorage points are located
on the trunk floor behind the rear bench seat.
XRemove the cargo compartment cover
( Y page 196).XMove the head restraint upwards.XInstall the ISOFIX child restraint system
with Top Tether. Comply with the
manufacturer's installation instructions
when doing so.XRoute Top Tether belt = under the head
restraint between the two head restraint
bars.XAttach Top Tether hook : to Top Tether
anchorage ; on the trunk floor.XMake sure that Top Tether belt = is not
twisted.XTension Top Tether belt =. Comply with
the manufacturer's installation
instructions when doing so.XMove the head restraint back down again
slightly if necessary ( Y page 80). Make
sure that you do not interfere with the
correct routing of Top Tether belt =.GWarning!
Only use the described top tether anchorage
rings for the respective child seat. Other
lashing eyelets could tear in case of an
accident. Make sure the top tether straps are
not crossed or twisted and the hook is
attached and closed properly.
Children in the vehicle53SafetyZ
Do not drive the vehicle without the seat head
restraints. Head restraints are intended to
help reduce injuries during an accident.
! 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
heating should also not to 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
passengers, if possible.
R when the seat heating is in operation, do
not cover the seats with insulating
materials, e.g. blankets, coats, bags,
seat covers, child seats or booster seats.
! Make sure that there are no objects in the
footwell or behind the seats when resetting
the seats. There is a risk that the seats
and/or the objects could be damaged.
! When the rear bench seat is folded
forwards, the front seats cannot be moved
to their rearmost position. You could
otherwise damage the seats and the rear
bench seat.
! Make sure that the sun visor is folded up
before adjusting the backrest and head
restraint height. The head restraint and sun
visor could otherwise collide when the head
restraint is fully extended.
i If the front door is open, the seats can be
adjusted for up 30 minutes after the
ignition has been switched off.
i The head restraints in the front and rear
seats can be removed ( Y page 80).Please contact an authorized Mercedes-
Benz Center for more information.
i You can find further information about
enlarging the cargo compartment (folding
the rear bench seat forwards) on
( Y page 194).
Adjusting the seat electrically
Front seat adjustment
The buttons are located on the door control
panel.
:Head restraint height;Backrest angle=Seat fore-and-aft adjustment?Seat cushion angleASeat heightXTurn the key to position 1 or 2 in the ignition
lock.
Seat fore-and-aft adjustment
! Before moving the front passenger seat
forward, make sure that the cup holder on
the center console is folded down and that
the cup holder on the armrest has been
removed. Otherwise, the front passenger
seat or the cup holders may be damaged.
XSlide the button forwards or back in the
direction of arrow =.78SeatsSeats, steering wheel and mirrors
Backrest angleXSlide the button forwards or back in the
direction of arrow ;.
Seat height
XSlide the button up or down in the direction
of arrow A.
Seat cushion angle
Adjust the seat cushion angle so that your
thighs are lightly supported.
XSlide the button up or down in the direction
of arrow ?.
Head restraint height
XSlide the button up or down in the direction
of arrow :.
i
For further information on head
restraints, see ( Y page 79).
i You can store the seat settings using the
memory function ( Y page 88).
Adjusting the head restraints
Important safety notes
GWarning!
For safety reasons, always drive with the rear
head restraints in the upright position when
the rear seats are occupied.
Keep the area around head restraints clear of
articles (e.g. clothing) to not obstruct the
folding operation of the head restraints.
GWarning
For your protection, drive only with properly
positioned head restraints.
Adjust the head restraint so that it is as close
to the head as possible and the center of the
head restraint supports the back of the head
at eye level. This will reduce the potential for
injury to the head and neck in the event of an
accident or similar situation.
Do not drive the vehicle without the seat head
restraints. Head restraints are intended to
help reduce injuries during an accident.
Adjusting the front seat head restraint
height
The button is located on the door control
panel.
XSlide head restraint adjustment button :
up or down in the direction of the arrow.
Adjusting the front seat head restraint
angle
GWarning!
Vehicles with Rear Seat Entertainment
System: When adjusting the head restraint,
make sure your fingers do not become caught
between the head restraint cushion and the
monitor. Failing to do so may lead to injury.
XPush or pull the lower edge of the head
restraint in the direction of the arrow.Seats79Seats, steering wheel and mirrorsZ
Resetting the front seat head restraints
It is necessary to reset the front seat head
restraints after the voltage supply has been
interrupted, e.g. if the battery has been
completely discharged or disconnected.
XMake sure that the cup holder on the center
console is folded down ( Y page 197).XMove the seat as far forward as possible
and the head restraint in as far as possible.
Rear seat head restraints
Important safety notes
GWarning!
For safety reasons, always drive with the rear
head restraints in the upright position when
the rear seats are occupied.
Keep the area around head restraints clear of
articles (e.g. clothing) to not obstruct the
folding operation of the head restraints.
GWarning!
For your protection, drive only with properly
positioned head restraints.
Adjust the head restraint in such a way that it
is as close to the head as possible and the
center of the head restraint supports the back
of the head at eye level. This will reduce the
potential for injury to the head and neck in the
event of an accident or similar situation.
With a rear seat occupied, make sure to move
the respective head restraint up from the
lowest non-use position and have the
occupant adjust the head restraint properly.
Do not drive the vehicle without the seat head
restraints installed when the rear seats are
occupied. Head restraints are intended to
help reduce injuries during an accident.
GWarning!
Make sure the rear seat head restraints
engage when placing them upright manually.
Otherwise their protective function cannot be
ensured.
The back of the head will not be supported in
the event of a collision. That could cause
serious or even fatal injuries. Rear seat
occupants can be seriously injured or killed.
Adjusting the head restraint heightXTo raise: pull the head restraint up until the
desired height has been reached.XTo lower: push the head restraint down
until the desired height has been reached.
Installing/removing the rear seat head
restraints
XTo remove: pull the head restraint up and
out.XTo re-install: insert the head restraint so
that the arched side points in the direction
of travel.XPush the head restraint down until you hear
it engage in position.
Adjusting the luxury head restraints
GWarning
When folding back the head restraint side
bolsters, do not put your hands between the
side bolster and the cushion holder. There is
a danger of becoming trapped.
80SeatsSeats, steering wheel and mirrors
Never place hands under seat or near any
moving parts while a seat is being adjusted.
For safety reasons, the rear seat bench must
only be adjusted when the vehicle is
stationary.
Never drive a vehicle with the tailgate open.
Deadly carbon monoxide (CO) gases may
enter vehicle interior resulting in
unconsciousness and death.
! Ensure that you remove all containers
from the cup holder in the rear before
folding the seat backrest and the seat
cushion of the rear bench seat forwards.
The left-hand and right-hand rear seats can
be folded down to increase the cargo
compartment capacity. The following
changes are possible:
R fold the seat backrests forward
R fold the rear bench seat back fully.
Folding the seat backrest forwards:Seat backrest release lever;Rear bench seat release lever
i Open the rear doors. This allows you
better access to release lever :.
XRemove the center head restraint
( Y page 80).XPull release lever :.
The corresponding seat backrest is
released.XFold the seat backrest forward until it
engages.Folding back the seat backrestXPull release lever : and fold the seat
backrest up.
! Make sure that the seat belt does not
become trapped when folding the rear seat
backrest back. Otherwise, it could be
damaged.
XFold the seat backrest back until it engages
audibly in the seat catch.XInstall the head restraint.
Folding the rear bench seat forwards
XFold the seat backrest forward
( Y page 195).XPull release lever ;.
The corresponding rear bench seat is
released.XFold the rear bench seat forward until it
engages.
Folding rear bench seat into an upright
position
XFold back the rear bench seat backrest
until it engages audibly in the seat catch.XFold back the seat backrest ( Y page 195).XInstall the head restraints.GWarning
Make sure that the rear bench seat and front
seat backrest are correctly engaged in
position.
If the seat backrests or rear bench seat are
not fully engaged and the following occurs:
R sharp braking
R a sudden change of direction
R an accident
the seat backrests or rear bench seat may fold
forwards and instead of being restrained by
the seats as intended you could be injured by
them. Occupants could then also be injured
in the event of an accident, e.g. by objects
Stowage areas195Loading, stowing and featuresZ