Page 41 of 565

When doing so, alw
ays obser vethe informa‐
tion on the cor rect driver's seat position
(→ page 90).
R Only hold thesteering wheel bythesteering
wheel rim. This allow sth e airbag tobe fully
deplo yed.
R Alw ays lean against the seat backrest when
th eve hicle is in motion. Do not lean forw ards
or against the door or side windo w.You may
ot herwise be in the deployment area of the
airbags.
R Alw ayske ep your feet on thefloor. Do not
put your feet on the cockpit, forex ample.
Yo ur feet may otherwise be in the deploy‐
ment area of the airbag.
R Ifch ildren are tra velling in theve hicle,
obser vethe additional no tes (→ page 45).
R Alw aysstow and secure objects cor rectly. Objects in
theve hicle interior may pr event an
airbag from functioning cor rectly. The refore
alw ays ensure that:
R There are no people, animals or objects
between theve hicle occupants and an air‐
bag.
R There are no objects between the seat, door
and door pillar (B-pillar).
R There are no hard objects, e.g. coat hangers,
hanging on the grab handles or coat hooks.
R There are no accessories, such as cup hold‐
ers, attached totheve hicle within the
deployment area of an airbag, e.g. on doors,
side windo wsor side panelling.
R There are no heavy, sharp-edged or fragile
objects in the poc kets of your clo thing. Store
such objects in a suitable place. Re
duced airbag pr otection &
WARNING Risk of inju ryfrom modi fica‐
tions tothe airbag co ver
If yo u modify an airbag co ver or af fix objects
su ch assticke rs to it,the airbag can no lon‐
ge r function cor rectl y. #
Never modify an airbag co ver and do
not af fix objects toit. The ins
tallation location of an airbag is identified
by the AIRB AGsymbol (→ page 36). &
WARNING Risk of inju ryor death due to
th e use of unsuitable seat co vers
Uns uitable seat co vers can obstruct or pre‐
ve nt the deployment of the airbags integra‐
te d into the seats.
Consequentl y,the airbags cann otprotect
ve hicle occupants as they are designed to
do. In addition, the operation of the auto‐
matic front passenger airbag shutoff could
be restricted. 38
Occupant saf ety 
     
        
        Page 66 of 565

#
Press the le ver in direction 1(acti vate)or
2 (deactivate). #
Make sure that thech ild saf ety loc ksare
wo rking properly.
Ac tivating/deactivating the child saf ety lock
fo r the rear side windo ws #
Toactivate/deacti vate:press button 2.
Opening/closing the side window in there ar
is possible:
R With indicator lamp 1lit: via the switch
on the driver's door.
R With indicator lamp 1off: via the switch
on the cor responding rear door or driv‐
er's door.
% Vehicles with folding bench seat : The
switch for opening theta ilgate which is loca‐
te d on theright-hand wheel ar chwhen
vie we d in the direction of tr avel is also
secured. Pe
ts in the vehicle &
WARNING Risk of accident and inju ry
due toanimals left unsecured or unat‐
te nded in theve hicle
If yo u lea veanimals in theve hicle unatten‐
ded or unsecured, they could possib lypress
down buttons or switches. Thereby an animal may:
R activate vehicle equipment and become
trapped, forex ample
R swit chsystems on or off and endanger
ot her road users
Uns ecured animals may be throw n around in
th eve hicle in theeve nt of an accident or
sudden steering and braking manoeuvres
and injure vehicle occupants in the process. #
Never lea veanimals in theve hicle unat‐
te nded. #
Alw ays cor rectly secu reanimals while
driving, e.g. using a suitable animal car‐
ri er. Occupant saf
ety63 
     
        
        Page 74 of 565
If
yo u open theta ilgate from outside it is auto‐
matically unloc ked. Problems with KEYLESS-GO
Problem
Possible causes/consequences and M
MSolutions
Yo u can no lon ger lock or unlock the
ve hicle using KEYLESS-GO. Po
ssible causes:
R KEYLESS-GO has been deactivated .
R The key bat tery is dischar ged or near lydischar ged.
R There is inter fere nce from a po werful radio signal source.
R The key is faulty. #
Activate KEYLESS-GO . #
Check the battery using the battery check lamp and replace if necessary . #
Use the emer gency keyto lock or unlock theve hicle . #
Have theve hicle and keych ecked at a qualified specialist workshop. Switching
the automatic locking feature
on/off The
vehicle is loc ked automatically when the
ignition is switched on and the wheels are turn‐
ing fast erthan walking pace. Opening and closing
71 
     
        
        Page 93 of 565

Cor
rect driver's seat position &
WARNING Risk of inju rythro ugh adjust‐
ing vehicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion
R ifyo ufast enyour seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel or the mir ror and fasten
yo ur seat belt. Obser
vethefo llowing when adjusting steering
wheel 1, seat belt 2and driver's seat 3:
R you are as faraw ay from the driver's airbag
as possible
R you are sitting in a no rmal upright position
R your thighs are slight lysuppor tedby the seat
cushion R
your legs are not entirely stre tched and you
can dep ress the pedals properly
R the back of your head is suppo rted at eye
le ve lby the cent reofthe head restra int
R you can hold thesteering wheel with your
arms slightly bent
R you can mo veyour legs freely
R you can see all the displa ysinthe instrument
clus ter clea rly
R you should ha vea good overview of traf fic
conditions
R the seat belt is pulled snugly against the
body and must be routed across the cent re
of your shoulder and across your hips in the
pelvic area 90
Seats and stowing 
     
        
        Page 94 of 565

Seats
Ad
justing the front seat manually and elec‐
trically (without Seat Comfort Package) &
WARNING Risk of becoming trapped if
th e seats are adjus tedby children
Children could become trapped if they adjust
th e seats, particularly when unattended. #
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle.
This also applies tomobile phones if the
"Digital Car Key in the smartphone"
function is activated via the Mercedes
connect me web App. #
Never lea vechildren unat tended in the
ve hicle. The seats can be adjus
ted when the ignition is
switched off. &
WARNING Risk of becoming trapped
when adjusting the seats
When you adjust a seat, you or other vehicle
occupants could become trapped, e.g. on the
seat guide rail. #
Make sure when adjusting a seat that
no one has any body parts in the sweep
of the seat. Obser
vethe saf ety no tes on "Airbags" and "Chil‐
dren in theve hicle". &
WARNING Risk of accident due tothe
driver's seat not being engaged
If th e driver's seat is not engaged, it could
mo veunexpectedly while theve hicle is in
motion.
This could cause youto lose control of the
ve hicle. #
Alw ays make sure that the driver's seat
is engaged before starting theve hicle. &
WARNING Risk of inju rythro ugh adjust‐
ing vehicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion
R ifyo ufast enyour seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel or the mir ror and fasten
yo ur seat belt. &
WARNING Risk of becoming trapped if
th e seat height is adjus ted carelessly
If yo u adjust the seat height carelessly, you
or other vehicle occupants could be trapped
and thereby injured. Seats and
stowing 91 
     
        
        Page 98 of 565
#
Press button 1repeatedly until the indica‐
to r lamp in the button lights up.
The front passenger seat is selected. #
Adjust the front passenger seat using the
buttons in the door control panel on the driv‐
er's side. Ad
justing the 4-w aylumbar support 1
Toraise
2 Tosof ten
3 Tolower
4 Toharden #
Using buttons 1to4 , adjust the conto ur
of the backrest individually tosuit your bac k. Head
restra ints Ad
justing the front seat head restra ints man‐
ually &
WARNING Risk of inju rythro ugh adjust‐
ing vehicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion
R ifyo ufast enyour seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel or the mir ror and fasten
yo ur seat belt. Seats and
stowing 95 
     
        
        Page 105 of 565
A switch
toopen theta ilgate from thefo lding
bench seat is located on the wheel ar ch, on the
ri ght-hand side when vie wed in the direction of
tra vel.
Yo u can obtain information on child restra int
sy stems on thefo lding bench seat from any
Mercedes-Benz service centre.
The folding bench seat may only be used when
th e combined luggage co ver and net is ins talled.
Fo lding out thefo lding bench seat
Re quirements:
R The seat backrests of there ar ben chseat are
loc ked in the upright position.
R The handle of the combined luggage co ver
and net has been mo ved up and, toimpr ove
th ere ar vie w,the upper part of the plate has
been folded down. #
Pull release handle 1and fold the seat
backrest of thefo lding bench seat upwards. #
Hook the seat belts into retainers 3. #
Secure the seat belt buckles in the back of
th e seat backrest. #
Pull release 2and fold the seat cushion of
th efo lding bench seat into the seat position. 102
Seats and stowing 
     
        
        Page 107 of 565

Fo
lding back thefo lding bench seat #
Pull the seat cushion upwards bytab1 and
fo ld it back into its starting position until it
engages. *
NO
TEDama getothefo lding bench seat
when folding back The
folding bench seat may be damaged
when it is folded bac k. #
Fully inse rtthe head restra ints into the
guides. #
Make sure that the seat belt buckles
engages in their guides. #
Press release knob 3and fold the head
re stra ints down. #
Press release knob 4and push the head
re stra ints all thewa y in. #
Fold back seat backrest 2ofthefo lding
bench seat into its starting position. Ste
ering wheel Ad
justing the steering wheel manually &
WARNING Risk of inju rythro ugh adjust‐
ing vehicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion
R ifyo ufast enyour seat belt while theve hi‐
cle is in motion 104
Seats and stowing