
*NO
TEImpairment of the operating ef fi‐
ciency of there stra int sy stems from
ins talling accessories or from repairs or
we lding
Airbags, Emer gency Tensioning Devices, as
we ll as control units and sensors forth e
re stra int sy stems, may be ins talled in thefo l‐
lowing areas of your vehicle:
RDoors
RDoor pillars
RDoor sills
RSeats
RCo ckpit
RInstrument clus ter
RCente r console
#Do not ins tall accessories such as audio
sy stems in these areas.
#Do not car ryout repairs or welding.
#Have accessori esretrofitted at a quali‐
fi ed specialist workshop.
Yo u could jeopardize the operating saf etyof your
ve hicle if you use parts, tires and wheels as well
as accessories releva nt tosaf etywhic hha ve not
been appr ovedby Mercedes-Benz. Saf ety-re le‐
va nt sy stems, e.g. the brake sy stem, may mal‐
function. Only use Mercedes-Benz GenuineParts
or parts of equal quality. Only use tires, wheels
and accessory parts that ha vebeen specifically
appr ovedfo ryo ur vehicle model.
Mercedes-Benz GenuineParts are subject to
st rict quality control. Each part has been spe‐
cially de veloped, manufactured or selecte dfo r
Mercedes-Benz vehicles and fine-tuned forth em.
Therefore, only Mercedes-Benz GenuineParts
should be used.
More than 300,000 dif fere nt Mercedes-Benz
GenuineParts are available for Mercedes-Benz
models.
All au thorized Mercedes-Benz Centers maintain
a supply of Mercedes-Benz GenuineParts for
necessary service and repair work. In addition,
st ra tegically located parts-delivery centers pro‐
vide forqu ick and reliable parts service. Alw
ays specify theve hicle identification number
(VIN) (→page 445) when orde ring Mercedes-
Benz GenuineParts.
Ope rato r's Manual
This Operator's Manual describes all models and
all standard and optional equipment available for
yo ur vehicle at the time of this Opera tor's Man‐
ual going topress. Countr y-specific dif fere nces
are possible. No tethat your vehicle may not be
equipped with all features descri bed. This also
applies tosaf ety-re leva nt sy stems and functions.
Therefore, the equipment on your vehicle may
dif fer from that in the descriptions and illustra‐
tions.
The original pur chase contract documentation
fo ryo ur vehicle contains a list of all of the sys‐
te ms in your vehicle.
Should you ha veany questions concerning
equipment and operation, please consult an
authorized Mercedes-Benz Center.
The Operator's Manual and Maintenance Booklet
are impor tant documents and should be kept in
th eve hicle.
20
General no tes

reducing the po wer consum ption of the Smart‐
Ke y.When deactivated, the SmartK eycannot be
accessed wi thout authorization.
To activate the SmartK eyfunctions:
RPress any button on the SmartK ey.
RMo vethe SmartK ey.
RStart theve hicle with the SmartK eyinthe
stow age compartment of the center console
(
→page 167).
Inser ting/ removing the mechanical key
#To remo ve:press release knob 1.
Mechanical key2 is pushed out slight ly.
#Pull ou tme chanical key2 until it en gage s in
th e intermediate position.
% You can use the intermediate position of
mechanical key2 toattach the SmartK ey
to ake yring.
#Press release knob 1again and fully
re mo vemechanical key2.
#To inser t:press release knob 1.
#Insert mechanical key2 tothe intermediate
position or fully until it engages.
Re placing the SmartK eybattery
&
DANG ER Serious damage tohealth
caused byswallowing batteries
Batteries contain toxic and cor rosive sub‐
st ances. Swallowing batte ries may cause
serious damage tohealth.
There is a risk of fata l injur y.
#Keep batteries out of there ach of chil‐
dren.
#If batteries are swallo wed, seek medical
attention immediately.
+ENVIRONMEN TALNO TEEnvironmental
damage causedbyimproper disposal of
batteries
Bat teries conta in pollutants. It is
illegal todispose of them with the household
ru bbish.
#
Dispose of batteries in an
environmen tally responsible manner.
Ta ke dischar ged batteries toaqu alified
specialist workshop or toa collection
point for used batteries.
Re quirements:RYourequ ire a CR 2032 3 V cell batter y.
60
Opening and closing

#Toswitch off/reduce the le vel:press but‐
to n1 repeatedly until the desired heating
le ve l is set.
If all indicator lamps are off, the seat heater
is switched off.
% The seat heater automatically switches down
from theth re e heating le vels af ter 8, 10and
20 minutes until the seat heater is switched
off.
% Ifyo uswit ch th e power supply off and on
again within 20 minutes, the pr evious setting
of the seat heater forth e driver's seat
re mains active.
% You can set the distribution of the heated
sections of the seat cushions and seat
backrests on the front and rear seats in the
multimedia sy stem (
→page 109).
% Ve
hicles with theWa rmthComfort Pack‐
age: You can adjust the heating of the armr‐
ests in the door and center console in the
multimedia sy stem.
Setting the panel heating
Multimedia sy stem:
, 9 H K L F O H.î 9 H K L F O H 6 H W
W L Q J V. 3 D Q H O + H D W L Q J
When the seat heater is switched on, the armr‐
ests in theve hicle and the center console can be
heated.
#Select ) U R Q W D Q G 5 H D U , ) U R Q W 2 Q O \, 5 H D U 2 Q O \
or 2 I I.
Switching the seat ventilation on/off
Re quirements:RThe po wer supply is switched on.
Seats and stowing 10
9

Stow age spaces in theve hicle interior
Overview of the front stowage compa rt‐
ments
& WARNING Risk of injury from incorrectly
stowe d objects
If objects in theve hicle interior are stowed
incor rectly, they can slide or be throw n
around and hit vehicle occupants. In addi‐
tion, cup holders, open stowage spaces and
mobile phone brac kets cann otalw aysre tain
all objects they contain.
There is arisk of injur y,particularly in the
ev ent of sudden braking or a sudden change
in direction.
#Alw aysstow objects so that they can‐
not be throw n around in such situa‐
tions.
#Alw ays make sure that objects do not
pr otru de from stowage spaces, luggage
nets or stowage nets.
#Close the loc kable stow age spaces
before starting a journe y.
#Alwaysstow and secure heavy, hard,
pointe d, sharp-edged, fragile or bulky
objects in the trunk.
Obser vethe no tes on loading theve hicle.
1Stow age compartment in the doors
2St ow age/telephone compartment in the
armrest with multimedia and USB ports as
we ll as stow age space, e.g. for an MP3
pla yer
3Stow age compartment in the front center
console
4Glo vebox Locking or unlocking
thegl ove box
#Turn the mechanical key a quarter turn clock‐
wise 2(to lock) or counter-clockwise 1(to
unlock).
12 0
Seats and stowing

#Toopen: pressrelease cat ch1 and swing
th e co ver of the armrest upwards.
Ve hicles with electrically adjus table outer seats
#Fo ld down there ar armrest.
#To open: pull handle 1and fold the co ver of
th e armrest upwards. Opening
thesto wage compa rtment in the
re ar-co mpartment center console
Vehicles with individual rear seats
#Pull handle 1and fold the co ver of the arm‐
re st upwards.
Opening thesto wage box in there ar seat
backrest
* NO
TEDama getothere ar armrest
When folded out, there ar armrest can be
damaged bythewe ight of your body.
#Do not sit or support yourself on the
re ar armrest.
Ve hicles with a rear bench seat
122
Seats and stowing

#Securethero of rack tothe anchorage points
under co vers 1.
#Com plywit hth ero of rack manufacturer's
ins tallation instructions.
#Secure the load on thero of rack .
Cup holder
Re moving or in stalling the cup holder in the
center console
& WARNING ‑ Risk of accident or injury
when using the cup holder while the
ve hicle is moving
The cup holder cannot secure containers
while theve hicle is moving.
If yo u use a cup holder whiletheve hicle is
moving, the conta iner may be flung around
and liquids maybe spill ed. The vehicle occu‐
pants may come into contact with the liquid
and if it is hot, they could be scalded. You
could be dist racted from traf fic conditions
and you may lose cont rol of theve hicle.
#Only use the cup holder when theve hi‐
cle is stationar y.
#Only use the cup holder for containers
of theright size.
#Close the conta iner, particular lyifth e
liquid is hot.
Obser vethefo llowing for Mercedes-Mayba ch
ve hicles equipped with champagne glasses:
RDo not use thech ampagne glasses while the
ve hicle is in motion
RDo not use champagne glasses made of
breakable glass, and store them in the trunk
if possible.
#To remo ve:slide catch 2forw ards and pull
out cup holder 1.
#Toinstall: insert cup holder 1and slide
back catch 2.
% The cup holder rubber mat can be remo ved
fo r cleaning, e.g. using clean, luk ewarm
wate r.
% Obser vethe no tes on loading theve hicle
(
→page 118).
Seats and stowing 12
9

#Toswitch on: press button 2repeatedly
until the blue (keep cool) or red (keep warm)
indicator lamp on the button lights up.
#To switch off: press button 2repeatedly
until the indicator lamp on the button goes
out.
% Only clean there mo vable rubber mat with
clear, luk ewarmwater,and cup holder 1
with a damp clo th.
Asht ray and cigar ette lighter
Using the ashtr ayinthe front center console
#To open: briefly press marking 4.
#Toremo vethe inser t:grip the sides of
insert 1, push it forw ard and pull it upwards
2.
#To re-install the inser t:press insert 1into
th e dr awe r until it engages.
#Toclose: pressstowage compartment 3
closed until it loc ks.
Using the ashtr ayinthere ar door
To use the ashtra y,yo u can place it in a cup
holder or hold itin your hand.
#Fo ld lid 2upwards.
If yo u are not using the ashtra y,close it and
place it in retainer 1inthere ar door.
13 2
Seats and stowing

Usingthe cigar ette lighter in the front center
console
& WARNING ‑ Risk of fire and injury from
hot cigar ette lighter
Yo u can burn yourself ifyo uto uch the hot
heating element or the soc ket of the ciga‐
re tte lighter.
In addition, flammable materials may ignite
if:
Ryo udr op the hot cigar ette lighter
Rach ild holds the hot cigar ette lighter to
objects, forex ample
#Alw ays hold the cigar ette lighter bythe
knob.
#Alw ays make sure that the cigar ette
lighter is out of reach of children.
#Ne ver lea vechildren unatte nded inthe
ve hicle.
Re quirements:RThe ignition is switched on.
#Press in cigar ette lighter 1.
The cigar ette lighter will pop out automati‐
cally when the heating element is red-hot.
Using the cigar ette lighter in there ar
passenger co mpartment
Requirements:RThe ignition is switched on.
Vehicles with a rear bench seat or electrically
adjus table outer seats
Ve hicles with individual rear seats
Seats and stowing 13
3