G
WARNING
If the driver's seat is not correctly engaged, it coul dunexpectedly move while driving. This
coul dcausey ou to lose control of the vehicle.
There is arisk of an accident.
Always ensure that the driver's seat is
engaged before starting the vehicle. G
WARNING
You coul dlose control of the vehicl ewhile
driving if you:
R adjust the driver's seat, steering whee lor
mirrors
R fasten the seat belt
There is arisk of an accident.
Adjust the driver's seat, headr estraint, steer-
ing whee land mirrors and fasten yours eat
beltb efore starting the engine. G
WARNING
If you adjust the seat height carelessly, you or other vehicl eoccupants coul dbetrappe dand
thereby injured .Childre ninparticular could
accidentally press the electrica lseat adjust-
ment buttons and become trapped. There is a
risk of injury.
Whil emoving the seats, make sure that your
hands or other body parts do not get under the
leve rassembly of the seat adjustment sys-
tem. G
WARNING
The headr estraints cannot provid ethe inten-
ded protection unless they are fitted and
adjusted correctly. There is an increased risk of injury to the heada nd neck in the event of
an accident or sudden braking, for example.
Always drive with the headr estraints fitted.
Ensure that the centre of the headr estraints
support the back of each vehicl eoccupant's
headate ye levelbefore driving off. G
WARNING
The seat beltd oes 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
slid eunderneath the seat belta nd sustain
abdomen or neck injuries, for example. This
poses an increased risk of injury or even fatal
injury.
Adjust the seat properly before beginning
yourj ourney .Always ensure that the backrest
is in an almost vertical position and that the
shoulders ection of yours eatbelt is routed
across the centre of yours houlder.
! To avoi
ddamage to the seats and the seat
heating, observe the following information:
R do not spil lany liquidsont he 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 alson ot be used to dry the seats.
R clea nthe seat covers as recommended;
see "Interio rcare".
R do not transport heav yloads on the seats.
Do not place sharp objects on the seat
cushions, e.g. knives, nail sortools. 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
footwel lunder or behind the seats when mov-
ing the seats back. There is arisk that the
seats and/or the objects coul dbedamaged.
i The rear-compartment head restraints can
be removed (Y page106).
Vehicles without the through-loading feature:
the head restraints cannot be removed from
the rear-compartment seats.
For more information, contact aqualified spe-
cialist workshop.
i Related topic:
R Through-loading facility in the rear bench
seat (Y page102) Seats
103Seats, steering wheel and mirrors Z
Adjusting th
eseats manually and
electrically
Adjusting th efront seat Vehicles withou
tthe seating comfort
package :
Backrest angle
; Seat height
= Seat fore-and-af tadjustment
Vehicles wit hthe seating comfor tpack-
age :
Backrest angle
; Seat height
= Seat cushion angle
? Seat fore-and-af tadjustment
A Seat cushion length
i On vehicles wit
hthe seating comfort pack-
age, th eseat cushion lengt hcan only be
adjusted manually. Adjusting th
eseatfore-and-aft Vehicles withou
tthe seating comfort
package
X Lif th andle =and slid ethe seat forward sor
rearwards.
X Releas elever =again.
Mak esuret haty ou hear th eseat engage in
position.
Vehicles wit hthe seating comfor tpack-
age
X Lif th andle ?and slid ethe seat forward sor
rearwards.
X Releas elever ?again.
Mak esuret haty ou hear th eseat engage in
position.
Adjusting th eseatc ushion lengt hman-
ually X
Lif th andle Aand slid ethe seat cushion for-
ward sorb ackwards.
X Releas elever Aagain.
The seat cushion engages.
i Manual seat cushion lengt
hadjustmen tis
only available on vehicles wit hthe seating
comfort package. Adjusting th
eseats electrically :
Hea drestrain theight
; Backrest angle
= Seat height
? Seat cushion length
A Seat cushion angle
B Seat fore-and-af tadjustment 104
SeatsSeats
,steering wheel and mirrors
Adjusting th
eheadr estraints electri-
cally X
To adjust th eheadr estrain theight: slide
th es witch for th ehead restrain tadjustment
(Y page 104) up or down in th edirection of the
arrow.
Vehicles wit hAMG Performance Seat: the
height of th ehead restraints canno tbeadjus-
ted.
Adjusting th erears eath eadr estraint
height X
If th ehead restrain tisfully lowered, it is nec-
essary to press release catch :.
X To raise: pull thehead restrain tuptothe
desired height.
X To lower: press release catch :and push
th eh ead restrain tdown until it is in the
desired position.
Fitting and removing rea rhead
restraints X
Releas ethe rear seat backrest and fol dit
slightly forward s(Ypage 310).
X To remove: pull thehead restrain tuptothe
stop.
X Press release catch :and pull th ehead
restrain tout of th eguides.
X To refit: insert thehead restrain tsothatthe
notches on th ebar are on th eleftw hen
viewed in th edirection of travel.
X Push th ehead restrain tdown until you hear it
engage in position.
X Fold bac kthe rear seat backrest until it
engages. Folding th
efront-seat backrests
forward/back
Important safety notes G
WARNING
If th ebackrest is no tengaged, it could fold
forward sduring abraking manoeuvre or in the
event of an accident, for example. The seat
backrest will then push th evehicl eoccupant
against th eseat belt .The seat belt cannot
protect as intended and could result in addi-
tional injury. This poses an increased ris kof
injury.
Befor eeachjou rney, mak esuret ha tthe back-
res tengage sfully as described. G
WARNING
You could lose control of th evehicl ewhile
drivin gifyou:
R adjust th edriver's seat ,steering whee lor
mirror
R faste nthe seat belt.
There is ariskofana ccident.
Adjus tthe driver's seat ,steering whee lor
mirror and faste nthe seat belt before starting
th ee ngine. G
WARNING
When adjusting aseat ,you or another vehicle
occupant could become trapped by th eguide
rail of th eseat ,for instance .There is ariskof
injury.
Mak esuret hatnoo nehas any part of their
body within th eswee poft heseat when
adjusting it.
Observ ethe safet ynotes on "Airbags"
(Y page 44) and "Children in th evehicle"
(Y page 55). 106
SeatsSeats
,steering wheel and mirrors
Problems with the seat heating or seat ventilation
Problem
Possible causes/consequences and
M
MSolutions Seat heating or seat ven-
tilation has been
switched off prematurely
or cannot be switched
on. The on-board voltage is too low because too many electrical consum-
ers are switched on.
X Switch off electrical consumers that you do not need, such as the
rear window heating or interior lighting.
Once the battery is sufficiently charged, the seat heating or seat
ventilation can be switched back on manually. 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 arisk of an accident.
Adjust the driver's seat, head restraint ,steer-
ing wheel and mirrors and fasten your seat
belt before startingt he engine.G
WARNING
Children could become trapped by the steer-
ing wheel if they adjust it. There is arisk 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 man-
ually
:
Release lever
; To adjust the steering wheel height
= To adjust the steering wheel position (fore-
and-aft adjustment)
X Push release lever :down completely.
The steering column is unlocked.
X Adjust the steering wheel to the desired posi-
tion.
X Push release lever :up completely.
The steering column is locked.
X Check if the steering column is locked. When
doing so, try to push the steering wheel up or
down or try to move it in the fore-and-aft
direction. 110
Steering wheelSeats, steering wheela
nd mirrors
Adjusting th
esteering wheel electri-
cally :
To adjust th esteering whee lposition (fore-
and-af tadjustment)
; To adjust th esteering whee lheight
i Further relate dsubjects:
R EASY-ENTRY/EXIT feature (Y page 112)
R Storing setting s(Ypage 116)
R Operating th eon-bo ard computer
(Y page 233). Steering wheel heating
Switchin gon/off X
Turn th ekeyto position 2in th eignition lock
(Y page 145).
X To switch on/off: turnthe lever in th edirec-
tion of arrow :or;.
Indicato rlamp =lights up or goe sout.
Vehicles without KEYLESS-GO :when you
remove th ekeyfrom th eignition lock, th esteer-
ing whee lheating is switched off.
Vehicles wit hKEYLESS-GO :when you switch off
th ei gnition and open th edriver's door ,the
steering whee lheating is switched off. Steering wheel
111Seats,steering wheel and mirrors Z