Re
stra int sy stem Pr
otection pr ovided bythere stra int sy stem The
restra int sy stem includes thefo llowing com‐
ponents:
R Seat belt sy stem
R Airbags
R Child restra int sy stem
R Child seat securing sy stems
The restra int sy stem can help pr eventtheve hicle
occupants from coming into contact with parts of
th eve hicle interior in theeve nt of an accident. In
th eeve nt of an accident, there stra int sy stem can
also reduce thefo rc es towhich theve hicle occu‐
pants are subjected.
Only a seat belt which is worncor rectly can pro‐
vide the intended le vel of pr otection. Depending
on the de tected accident situation, Emer gency
Te nsioning Devices and/or airbags supplement
th e pr otection of fere dby a cor rectly wornseat
belt. Emer gency Tensioning Devices and/or air‐
bags are not depl oyed in every accident.
Ve hicles with a co-driver bench seat: the Emer‐
ge ncy Tensioning Device on the co-driver seat is
triggered whe ther or not the seat belt tongue is
engaged in the seat belt buckle.
In order forth ere stra int sy stem toprov ide the
intended le vel of pr otection, each vehicle occu‐
pant must obser vethefo llowing information:
R Fasten seat belts cor rectl y.
R Sit in an almost up right seat position with
th eir back against the seat backrest.
R Sit with their feet resting on thefloor, if possi‐
ble.
R Always secure persons under 5 ft(1.50 m)
ta ll in an additional restra int sy stem suitable
fo rth is vehicle.
Ho wever,no sy stem available today can com‐
ple tely eliminate injuries and fata lities in every
accident situation. In particular, the seat belt and
airbag general lydo not pr otect against objects
penetrating theve hicle from the outside. It is also
not possible tocomple tely rule out therisk of
injury caused bythe airbag deploying. Limited pr
otection from there stra int sy stem &
WARNING Risk of inju ryor death from
modifications tothere stra int sy stem
The restra int sy stem can no longer function
cor rectly af ter alterations ha vebeen made.
The restra int sy stem may then not pr otect the
ve hicle occupants as intended byfailing in an
accident or triggering unexpec tedly, forex am‐
ple #
Never alter the parts of there stra int
sy stem. #
Neverta mp er with the wiring or any
electronic component parts or their
software. If it is necessary
toadjust theve hicle toaccom‐
modate a person with disabilities, con tact an
au thorized Mercedes-Benz Center for de tails.
USA only: con tact our Cu stomer Assis tance Cen‐
te r at 1‑8 77‑762‑826 7. Re
stra int sy stem functionality When
the ignition is switched on, a self-test is
per form ed, during which the0075 restra int sys‐
te m wa rning lamp lights up. It goes out no later
th an a few seconds af terth eve hicle is star ted.
The components of there stra int sy stem are then
functional. Re
stra int sy stem malfunction A malfunction has occur
red in there stra int sys‐
te m in thefo llowing cases:
R The 0075 restra int sy stem warning lamp does
not light up when the ignition is switched on.
R The 0075 restra int sy stem warning lamp
lights up continuously or repeatedly during a
journe y. &
WARNING Risk of inju rydue tomalfunc‐
tions in there stra int sy stem
If th ere stra int sy stem is malfunctioning,
re stra int sy stem components may be trig‐
ge red unintentionally or may not deploy as
intended during an accident. This may af fect
th e Emer gency Tensioning Devices or airbags,
fo rex ample. Occupant saf
ety31
Example: central lo
cking buttons in the driver's
door #
Tolock/unlock the entire vehicle: press
button 1(unlock) or 2(lock) when the
doors are closed. Switching
the automatic locking feature
on/off When
the ignition is switched on and theve hicle
is driving at a speed abo ve9mp h (15 km/h), the
ve hicle loc ksautomaticall y. Example: central lo
cking buttons in the driver's
door
There is a danger of being loc ked out when the
function is activated in thefo llowing situations:
R When tow- starting or pushing theve hicle
R Onthero ller dynamom eter #
When the doors are closed, switch on the
po we r supp lyor ignition. #
Toswitch on: press and hold button 2for
appr oximately five seconds.
An acoustic signal sounds. #
Toswitch off: press and hold button 1for
appr oximately five seconds.
An acoustic signal sounds. Un
locking/locking the driver's door with the
emer gency key %
If
yo uwa nttolock theve hicle comple tely
wi th th e emer gency key,press the button for
th e locking mechanism from inside firs t wi th
th e driver's door open. Then lock the driver's
door with the emer gency key. #
Tounlo ck:turn the emer gency key counter-
clo ckwise toposition 0047. #
Tolock: turnthe emer gency key clo ckwise to
position 0047.
% Right-hand drive
vehicles: turnthe emer‐
ge ncy key in the opposite direction in each
case. Using
thegr ab handles when getting in toand
out of theve hicle The entrances on buses are equipped with grab
handles and
steps.
% To
avo idrisks:
R When getting into and out of theve hicle,
only use the grab handles and steps. Only
th ey are designed for such a load.
R Keep steps and entry sills free from dirt,
e.g. mud, cla y,snow and ice. 50
Opening and closing
This can cause
you or other people to
become trapped. #
Before driving, alw ays close the parti‐
tion sliding door and ensure that it is
engaged. #
Toopen: turntheke y counter-clockwise 3.
The sliding door is unloc ked. #
Slide the sliding door totheright 2asfar as
it will go. #
Toclose: slidethe sliding door tothe left 1
until it engages.
Yo u can lock the sliding door with thekey. Opening and closing
the pa rtition sliding door
from the cargo compa rtment #
Toopen: pushthe le verto theright 3.
The sliding door is unloc ked. #
Slide the sliding door tothe left 1asfar as
it will go. #
Toclose: slidethe sliding door totheright
2 until it engages. Electrical
step Fu
nction of the electrical step Yo
ur vehicle's sliding door may be equipped with
an electrical step.
Elect rical step 1 automatically extends when
th e sliding door opens, and retracts af terth e slid‐
ing door closes. Elect rical step 1 is equipped
with obs tacle de tection at the front. If thestep
meets an obs tacle while extending, it stops. Once
yo u ha veremo vedth e obs tacle, you must first
close the sliding door then re-open it so that the
st ep extends comple tely.
If th e electrical step pr events loading, you can
block it via obs tacle de tection when the sliding
door opens. The electrical step then remains
re tracted and a fork -lift truck or other lifting vehi‐
cle can mo vecloser tothe cargo compartment.
% The display sho ws theStep Not Extended
See Operator's Manual message orthestep
not extended malfunction message.
When the ignition is switched off, a warning
to ne will sound if obs tacle de tection is
blo cked. The tone la stsfo r two minutes.
When the ignition is switched on, thewa rning
to ne will sound continuous ly.
Ve hicles with an instrument display (color
display): ifth e display sho ws theStep Not
Retracted See Operator's Manual message or
Step Not Extended See Operator's Manual mes‐
sage and a warning tone sounds, electrical step
1 is malfunctioning (/ page376).
If electrical step 1 is malfunctioning, thestep
may not extend or retract, or do so only pa rtiall y. Opening and closing
57
Ve
ntilating theve hicle before starting a jour‐
ney (co nvenience opening) &
WARNING Risk of entrapment when
opening a side window
When opening a side windo w,parts of the
body could be dr awn in or become trapped
between the side window and window frame. #
When opening, make sure that nobody
is touching the side windo w. #
Release the button immediately if some‐
body becomes trapped. Yo
u can ventilate theve hicle before youstart
driving.
To do this, theke y is used tocar ryout thefo llow‐
ing functions simultaneously:
R unlock theve hicle
R open the side windo ws
The "con venience opening" function can only be
ope rated using thekey. Thekey must be in close
pr ox imity tothe driver's or front-passenger door. #
Press and hold the0036 button on thekey.
The following functions are per form ed:
R theve hicle is unloc ked
R the side windo wsare opened #
Tointer rupt convenience opening: release
th e0036 button. Closing side windo
wsfrom the outside (con‐
ve nience closing) &
WARNING Risk of entrapment caused by
inadver tent con venience closing
When the con venience closing feature is
operating, parts of the body could become
trapped in the closing area of the side win‐
do ws. #
Obser vethe comple teclosing proce‐
du re when using con venience closing. #
When closing, make su rethat no body
parts are in the closing area. #
Press and hold the0037 button on thekey.
The following functions are per form ed:
R The vehicle is loc ked
R The side windo wsare closed #
Tointer rupt convenience closing: release
th e0037 button. Re
setting the side windo ws The side windo
wsmust be reset af ter a malfunc‐
tion or a voltage supply inter ruption. #
Swit chon the ignition (/ page109). #
Push bo thwindow lif ter buttons and hold for
appr oximately one second af terth e side win‐
dow has closed. 60
Opening and closing
Problems with
the side windo ws Problem
Possible causes/consequences and 0050 0050Solutions
A side window cann otbe
closed and the cause is
not obvious. #
Check tosee if there are any objects in the window guide.
& WARNING Risk of becoming trapped or fata lly injured if reve rs‐
ing pr otection is not activated
If yo u close a side wind owagain immediately af ter it has been
bloc ked, the side window will close with increased or maximum
fo rc e. The reve rsing feature will then not be active.
Pa rts of the body could become trapped in the closing area in the
process. #
Make sure that no parts of the body are in the closing area. #
Tostop the closing process, release the button or press the
button again tore-open the side windo w. If a side window is obstructed during closing, and
reopens again slightl y,
yo u can proceed as follo ws: #
Immedia tely afte rth e window is obstructed, pull the cor responding
button again until the side window has closed, and hold the button
fo r an additional second.
The side window is closed with increased forc e.
If th e side window is obstructed again and reopens slightl y,yo u can pro‐
ceed as follo ws: #
Repeat the pr evious step.
The side window is closed without the automatic reve rsing function.
The side windo wscannot
be opened or closed
using the con venience
opening feature. The SmartK
eybattery is weak or dischar ged. #
Check the battery with the battery check lamp and replace if neces‐
sary (/ page47). Anti-theft pr
otection Fu
nction of the immobilizer The immobilizer pr
events your vehicle from being
st ar ted without the cor rect key.
The immobilizer is automatically activated when
th e ignition is switched off, and deactivated when
th e ignition is switched on.
When leaving theve hicle, alw aysta ke thekey
with you and lock theve hicle. If theke y is left
inside theve hicle, an yone can start the engine.
% In
theeve ntthe engine does not start despi te
th eve hicle's star ter battery having suf ficient
ch arge ,th e immobilizer is defective. Contact
a qu alified specialist workshop or call
1-800-367-63 72(inthe USA) or
1-800-387-0 100(in Canada). ATA
(Anti-Theft Alarm sy stem) Fu
nction of ATA(Anti- theft Alarm sy stem)
If th eATA system is armed, a visual and audible
alarm is triggered in thefo llowing situations:
R a side door is opened
R there ar-end door is opened
R the hood is opened
R the interior motion sensor is triggered
(/ page 63)
R theto w- aw ay alarm is triggered
(/ page 62) Opening and closing
61
Using
the head restra int fore -and-aft adjustment,
adjust the head restra int so that it is as close to
th e back of the head as possible. &
WARNING Risk of inju ryor death due to
incor rect seat position
The seat belt does not of ferth e intended le vel
of pr otection if you ha venot mo vedth e seat
backrest toan almost vertical position.
When braking or in theeve nt of an accident,
yo u could slide unde rneath the seat belt and
sus tain abdominal or neck injuries, forex am‐
ple. #
Adjust the seat properly before begin‐
ning your journe y. #
Always ensure that the seat backrest is
in an almost vertical position and that
th e shoulder section of your seat belt is
ro uted across the center of your shoul‐
der. *
NO
TEDama getothe seats when moving
th e seats back The seats may be damaged
byobjects when
moving the seats bac k. #
When moving the seats bac k,make sure
th at there are no objects in thefo ot we ll,
under or behind the seats. Sample image of comfort suspension seat
1 Seat cushion length
2 Seat backrest inclination
3 Seat height
4 Seat cushion inclination
5 Seat fore -and-aft position 6
Seat suspension
7 Vibration limiting
% Depending on
the seat model, cer tain adjust‐
ment options may not be available. #
Toadjust the seat cushion length: raise
le ve r1 and slide the front part of the seat
cushion forw ards or backwards. #
Toset the seat backrest inclination: rotate
handwheel 2forw ards and backwards until
th ere qu ired position has been reached. #
Toset the seat heigh t:pull or push le ver3
until there qu ired position has been reached. #
Toset the seat cushion inclination: rotate
handwheel 4forw ards and backwards until
th ere qu ired position has been reached. #
Toset the seat fore -and-aft adjustment:
ra ise le ver5 and slide the seat into the
re qu ired position. #
Ensure that the seat is engaged. #
Toset the seat suspension: take thewe ight
off the seat. #
On handwheel 6, setthe body weight (88 lb
(40 kg)to 264 lb (120 kg)) so that the seat
suspension works optimall y.Ifyo u set a
higher weight, the seat suspension will
become firm er. The seat will then not vibrate
as much. If the seat vibrates of ten and signifi‐
cantly, you can engage it in the lo wer area. #
Toengage vibration limiting: turn lever7
upwards.
The next time the seat vibrates, it will engage. #
Torelease vibration limiting: turn lever7
to theright.
The seat can vibrate. Ad
justing the front seat electrically &
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 e SmartK eywith you and lock the
ve hicle. #
Never lea vechildren unat tended in the
ve hicle. The seats can be adjus
ted while the ignition is
off. Seats and
stowage 67
#
Toopen: press cup holder 1or2. #
Fold out the cup holder. #
Toclose: slide cup holder 1or2 back in
until it engages. Asht
ray and cigar ette lighter Using asht
rays While driving
#
Place the closed ashtr ayin a cup holder in
th e windshield stowage compartments while
driving. #
Check that the ashtray is seated securely.
% Do not place
the ashtray in the center con‐
sole cup holders. It cann otsit securely here.
Opening #
Fold co ver1 upwards. Using
the cigar ette lighter in the center con‐
sole &
WARNING ‑ Risk of fire and injury from
hot cigar ette lighter
Yo u can burn yourself if youto uch the hot
heating element or the soc ket of the cigar ette
lighter.
In addition, flammable materials may ignite if:
R you drop the hot cigar ette lighter
R ach ild holds the hot cigar ette lighter to
objects, forex ample #
Always hold the cigar ette lighter bythe
knob. #
Always make sure that the cigar ette
lighter is out of reach of children. #
Never lea vechildren unat tended in the
ve hicle. Re
quirements:
R The ignition is switched on #
Press in cigar ette lighter 1.
The cigar ette lighter will pop out when the
heating element is red-hot. Seats and
stowage 79
Soc
kets Using
12V so ckets in the center console Re
quirements:
R Only devices with a maximum po wer con‐
sum ption of 180 W (15 A) may be connected.
12 V so cket insto wage compa rtment #
Open the lid of thestow age compartment in
th e center console (/ page77). #
Fold up co ver1 ofthe soc ket. #
Inse rtthe plug of the device.
12 V so cket in lo wer control panel #
Lift up co ver1 ofthe soc ket. #
Inse rtthe plug of the device. Using
12V so cket on the driver's seat #
Fold up co ver1 ofthe soc ket. #
Inse rtthe plug of the device. Using
the11 5 V soc ket in the lo wer control
panel &
DANG ER Risk of fata l injury due todam‐
aged connecting cables or soc kets
If a suitable device is connected, the11 5 V
soc ket will be car rying a high voltage. If the
connecting cable or the11 5 V soc ket is pulled
out of the trim or is damaged or wet,you
could receive an electric shoc k. #
Only use dry and damage-free connect‐
ing cables. #
When the ignition is switched off,
ensure that the11 5 V soc ket is dr y. #
Ifth e11 5 V soc ket is dama ged or gets
pulled out of the paneling, immediately
ha ve the soc ketch ecked or replaced at
a qu alified specialized workshop. #
Never plug the connecting cable into a
11 5 V soc ketth at is damaged or has
been pulled out of the trim. &
DANG ER Risk of fata l injury due toincor‐
re ct handling of the soc ket
Yo u could receive an electric shock:
R ifyo ure ach into the soc ket.
R ifyo u insert unsuitable devices or objects
into the soc ket. #
Do not reach into the soc ket. 80
Seats and stowage