Useful information
This Operator's Manual describes all models as
well as standard and optional equipment of your
vehicle that were available at the time of going
to print.Country-specific variation sare possi-
ble. Note that your vehicle may not be equipped
with all of the described functions. This also
applies to system sand function srelevantt o
safety.
Read the information on qualified specialist
workshops (
Ypage 29).
Key
Important safetyn otes
GWARNING
If children are left unsupervised in the vehicle,
they could:
Ropen the doors, thus endangering other
people or road users.
Rget out and disrupt traffic.
Roperate the vehicle' sequipment.
Additionally, children could set the vehicle in
motion if, for example, they:
Rrelease the parkin gbrake.
Rshifting the automatic transmission out of
park position P
RStart the engine.
There is arisk of an acciden tand injury.
When leaving the vehicle, always tak ethe
SmartKey with you and lock the vehicle. Never
leave children or animals unattended in the
vehicle. Always keep the SmartKey out of
reach of children.
GWARNING
If you attach heavy or large objects to the
SmartKey, the SmartKey could be uninten-
tionally turned in the ignition lock .This could
cause the engin etobeswitched off. There is a
risk of an accident.
Do not attach any heavy or large objects to the
SmartKey. Remove any bulky key rings before
insertin gthe SmartKey int othe ignition lock.
!Keep the SmartKey away from strong mag-
netic fields. Otherwise, the remotec ontrol
function could be affected.
Strongm agnetic fields can occur in the vicin-
ity of powerful electrical installations.
Do not keep the key:
Rwith electronic devices,e .g.am obile phone
or another key
Rwith metallic objects, e.g. coinsorm etal foil
Rin metallic objects, e.g. metal cases
This can affectt he key's functionality.
Key functions
:Battery checklamp
;&To lock the vehicle centrally
=5To unlock the sliding doors and the
tailgate or rear door or to unlock and open or
close the electric sliding door
?Mechanical key
A% To unlock the vehicle centrally or
unlock the frontd oor(s) only
The vehicle’s equipment includes 2keys. There
is an mechanical key in each key.
The key can be used to unlock the vehicle from
some distance. To preventt heft, only use the
key in the immediatev icinity of the vehicle.
Change the batteries immediately if battery
checkl amp:does not light up briefly with
every press of abutton (
Ypage 69).
XTo unlock centrally: press the%button.
The turn signals flash once.
Key67
Opening and closing
Z
XSlide release catch:in the direction of the
arrow and ,atthe same time ,remove mechan-
ica lkey ; from the key completely.
Inserting the mechanical key
XPush mechanical key ;completely into the
key unti litengages and release catch :is
back in its basic position.
Unlocking/locking the vehicle using
the mechanical key
The doo rloc kf or unlocking in an emergency is
on the driver’ sdoor.
XTo unloc kthe driver's door: insert the
mechanical key fully into the driver' sdoor
lock and turn it counter-clockwise.
The driver’ sdoorisu nlocked.
XTo lock the vehicle: lock alldoors excep tthe
driver' sdoorfrom the inside. To do this ,press
dow nthe doo rloc king buttons.
XInsert the mechanical key fully into the driv-
er's doo rloc ka nd turn it clockwise.
The driver' sdoorisl ocked.
Battery of the key
Important safety notes
GWARNING
Batterie scontai ntoxic and corrosiv esubstan-
ces. If batteries are swallowed, it can result in
severe health problems .There is ariskoff atal
injury.
Kee pbatteries outoft he reach of children. If
ab attery is swallowed, see kmedica lattention
immediately.
HEnvironmental note
Batterie scontai ndangerous
substances. It is against the
la wtod ispose of them with
the householdr ubbish. They
mus tbec ollected separately
and recycle dtoprotect the
environment.
Dispose of batteries in an
environmentally friendly
manner. Take discharged
batteries to aquali fied spe-
cialist workshoporas pecial
collection point for used bat-
teries.
Mercedes-Benz recommend sthat yo uhavet he
battery changed at aquali fied specialist work-
shop.
Checking the battery
XPress the &or% button.
If battery check lamp :lights up briefly, the
battery is sufficiently charged.
If battery check lamp :doe snot light up
briefly, the battery is empty.
XChang ethe battery (Ypage 69).
If the key battery is checke dwithin the signal
rang eoft he vehicle, pressing the &or%
button results in:
Rlock or
Runlock the vehicle
iThe battery may be obtaine datany qualified
specialist workshop.
Changing the battery
You need atypeC R2 025 3Vc ellbattery.
XPull outt he mechanical key from the key
(Ypage 68).
Key69
Opening and closing
Z
Centrallocking
Important safety notes
GWARNING
If childre nare left unsupervised in th evehicle,
they could:
Ropen th edoors, thus endangering other
peopleorr oad users.
Rget out and disrupt traffic.
Roperate thevehicle's equipment.
Additionally, childre ncoul dset th evehicle in
motion if, for example ,the y:
Rrelease th eparking brake.
Rshiftin gthe automatic transmission out of
park position P
RStart theengine.
Thereisar iskofana ccidenta nd injury.
When leaving th evehicle ,always tak ethe
SmartKey withy ou and lockthevehicle .Never
leave childre noranimals unattende dinthe
vehicle .Always keep th eSmartKey out of
reac hofc hildren.
GWARNING
If persons, particularly childre nare subjected
to prolonged exposuretoe xtremeheat or
cold, there is ariskofi njury, possibly even
fatal. Never leave childre nunattende dinthe
vehicle.
You can open alocke ddoor from th einside at
any time. For th eslidingd oors, th echild-proof
locks must be deactivated.
Centrally lockinga nd unlocking the
vehicle from th einside
You can centrally locka nd unlock thewhole
vehicle from th einside usingt hecentral locking
buttons on th edriver'sd oor.
XTo unlock: pressthe % button.
XTo lock: pressthe & button.
If th edriver'sorf ront-passenger door is open,
th eo pen door is no tlocked.
All other doorsa nd thetailgate/rear doors
are locked.
If as lidingd oor or th etailgate/rear door is
open,o nlyt he driver'sa nd front-passenger
doorsa re locked.
You canno tunlock th evehicle centrally from the
inside if th evehicle has been locke dwitht he
key.
If th evehicle has been locke dusingt helocking
butto nfor th ecentral lockin gand adoor is
opened from th einside, only th edoor that has
been opened is unlocked.
If th evehicle has previously been locke dwith
th ek ey,o pening adoor from th einside will trig-
ger th eanti-thefta larm system. Switch off the
alarm (
Ypage 66).
Automatic locking
XTo switch on: pressand hold the %button
until an acoustic tone sounds.
XTo switch on : pressand hold the &but-
to nu ntil an acoustic tone sounds.
72Centra llocking
Opening and closing
XTo close:pull door handle :in the direction
of the arrow.
The sliding door is released from its lock.
XPush the sliding door forward susing door
handle :and close.
Opening/closing from the inside
The sliding door is equipped with an active
retainer, which engages the door at the end stop
when opened.
XTo open: pull back rocke rswitch :.
If the door is locked ,loc king knob =pops up.
The sliding door unlocks and opens.
XPush back the sliding door using door han-
dle ;unti lite ngages
XCheck the sliding door detent.
XTo close: press rocke rswitch :forwards.
The sliding door is released from its lock.
XPush the sliding door forward susing door
handle ;and close.
Electric sliding door
Important safety notes
GWARNING
Whe nyou open the sliding door, the sliding
door could hito therpeopl easitm ovesback-
wards .There is ariskofi njury.
Onlyo pent he sliding door when traffic con-
ditions permit.
!Do not us ethe lowe rslidin gdoorguide (car-
riage) as astep .Otherwise, yo ucould damage
the paneling and/or the sliding door mecha-
nism. Yo
um ustreset the electri cslidin gdoorift here
hasb eenam alfunctio norani nterruption in the
voltag esuppl y(
Ypage 77).
iPlease note, if the child-proof locks have
been activated, yo ucanno topent he sliding
door from the inside. Yo ucan onlyo pena
sliding door from the insid eifthe child-proof
locks have not been activated. Further infor-
matio ncan be found under "Child-proof locks
for the sliding door" (
Ypage 61 )and "Open-
ing/closing from the inside" (Ypage 75).
Obstacle detection with reversing
feature
The sliding door is equipped with automatic
obstacle detection with reversing feature .Ifa
solid object blocks or restricts the sliding door
during the automatic closing process ,the slid-
ing door opens agai nautomatically. If the sliding
door is obstructed during the opening proce-
dure, it move sbackaf ew centimeters in the
opposite direction and stops.
Automatic obstacle detection with reversing
feature is onlyana id.Itisn otas ubstitute for
your attentiveness when closing the electrical
sliding door.
If an obstacle is detected, the display shows ,for
example, the Elektrische Schiebetür
links Hindernis erkannt( Left-handelectric slidingdoorObstructiondetected)message and fiv ewarning tones
sound.
GWARNING
The reversing feature does not react:
Rto soft, light and thino bjects, e.g.small fin-
gers
Rove rthe last 8mmoft he closing movement
Thi sm eans thatt he reversing feature cannot
prevent someone being trappe dinthesesit-
uations. There is ariskofi njury.
Whe nclosing, make sure thatn o-one hasany
parts of the body withint he closing area.
If someone is trapped:
Rpress the 5button on the key,o r
Rpull the exteriordoorh andle, or
74Electric sliding door
Opening and closing
You can only openasliding door from the inside
if the child-proof lock shave not been activated.
If the sliding door is locked, the sliding door
must firstbeu nlocked.
The sliding door is equipped with an active
retainer, which engage sthe door at the end stop
when opened.
XTo open: briefly press the respective Åor
Æ sliding door button in the center con-
sole.
or
XBriefly press sliding door button in the door
frame A.
or
XBriefly pull back rocker switch =.
If the sliding door is unlocked, automatic
operation is started and the sliding door
opens.
If you use the ÅorÆ sliding door but-
ton in the center console you will hear two
warnin gsignals during the openin gproce-
dure.
The indicator lamp in the ÅorÆ sliding
door button in the center console flashes for
the duratio nofautomatic operation.
The indicator lamp in the ÅorÆ sliding
door button in the center console is lit when-
ever the respectiv esliding door is open.
Depending on the vehicle equipment, the dis-
play can also show the Sliding door open
message.
XTo close:briefly press the respective Åor
Æ sliding door button in the center con-
sole.
or
XBriefly press sliding door button in the door
frame A.
or
XBriefly press rocker switch =forwards.
The sliding door is released from its lock and
automatic operation is started. The sliding
door closes.
If you use the ÅorÆ sliding door but-
ton in the center console you will hear two
warnin gsignals during the openin gproce-
dure.
The indicator lamp in the respective Åor
Æ sliding door button in the center console
goes out whenever the sliding door is closed.
XTo interrupt automatic operation: press
the respective ÅorÆ sliding door but-
ton in the center console again.
or
XPress sliding door button in the door frame
A.
or
XBriefly pull back rocker switch =.
iIn unfavorable operating conditions, e.g.
frost, ice or heavy soiling ,you can press and
hold the relevants liding door button. The
electric sliding door movesw ith increased
force. Observe that ,insuch circumstances,
the obstacle detection is less sensitive. To
sto pthe movement, release the sliding door
button.
Programming th ekey button for the
sliding door
If the vehicle is fitted with two electric sliding
doors,t he5 sliding door button on the key
can only be programmed for one of the two slid-
ing doors.Y ou can thenopen or close the selec-
ted sliding door with the 5button on the key.
:Slidingdoor button for sliding door on the
left-han dside
;Slidin gdoor button for sliding door on the
right-han dside
XMake sure that the sliding door to be pro-
grammed is open.
XTurn the key to position 2in the ignition lock.
XPress and hold the ÅorÆ sliding door
button in the center console for the appropri-
ate sliding door until the sliding door is closed
and four acoustic tones have sounded.
The display shows the Left-handElec‐
tric Sliding Door Key Programmed/Right-hand Electric Sliding Door
76Electric sliding door
Opening and closing
XMake sure that the right-hand rear door is
open and engaged.
XPull release handle:in the direction of the
arrow.
XSwing the rear door to the side until it
engages.
The rear door can also be opened beyond 90
degrees (
Ypage 79).
Closing the rear doors from the outside
XIf necessary, pull the rear door away from the
magnetic door retainer (Ypage 79).
XClose the left-hand rear door firmly from the
outside.
XClose the right-hand rear door firmly from the outside.
Opening/closing from the inside
Release the lever on the inside of the right rear door
Aw hite section on latch ;indicates that the
rear door is unlocked.
iYou can only open the locked rear doors
from the inside if the child-proof locks have
not been activated.
XTo unlock: slide latch;to the left.
You will see awhite marking.
XTo open: pull opening lever :up and open
the rear door.
XSwing the rear door to the side until it
engages.
iIf you open alocked rear door from inside,
you only unlock the rear door. The other doors
remain locked.
The rear door can also be opened beyond 90
degrees (
Ypage 79).
XTo close: make sure that the left-hand rear
door is closed.
XPull the rear door firmly by the door handle to
close it.
XTo lock: slide latch ;to the right.
The white section is no longer visible.
Opening at an angle of 180° or 270°
Depending on the vehicle equipment, you can
open the rear doors up to an angle of 180° or
270° (side wall).
!When you open the sliding door, first make
sure that:
Rthe rear door is not opened to an angle of
270°.
Rthe rear door is not clipped into the door
retainer.
The sliding door could otherwise collide with
the opened rear door and the doors could be
damaged.
Door retainer (example: right rear door)
XOpen the rear door to about 45°.
XPull and hold door retainer :in the direction
of the arrow.
XOpen the rear door more than 90°, so that the
door retainer cannot engage.
XRelease the door retainer and open the door
to an angle of 180° or 270°.
Rear doors79
Opening and closing
Z
Magnetic door retainer
XWith the rear door opened to an angle of 270°push it against the magnetic door retainer =
on the side wall.
When the magnet on rear door ;is in contact
with magnetic door retainer =,the rear door
is held in this position.
Side windows
Important safety notes
GWARNING
While opening the side windows, body parts
could become trapped between the side win-
dow and the door frame as the side window
moves. There is arisk of injury.
Make sure that nobody touches the side win-
dow during the opening procedure. If some-
body becomes trapped, release the switch or
pull the switch to close the side window again.
GWARNING
While closing the side windows, body parts in
the closing area could become trapped. There is ar isk of injury.
When closing make sure that no parts of the
body are in the closing area. If somebody
becomes trapped, release the switch or press
the switch to open the side window again.
GWARNING
If children operate the side windows they
could become trapped, particularly if they are left unsupervised. There is arisk of injury.
Activate the override feature for the rear side
windows. When leaving the vehicle, always
take the SmartKey with you and lock the vehi-
cle. Never leave children unsupervised in the
vehicle.
GWARNING
If persons, particularly children are subjected to prolonged exposure to extrem eheat or
cold, there is arisk of injury, possibly even
fatal. Never leave children unattended in the
vehicle.
Side window reversing feature
The front side windows are equipped with an
automatic reversing feature. If asolid object
blocks or restrictsas ide window from moving
upwards during the automatic closing process,
the side window opens again automatically .Dur-
ing the manual closing process, the side window
only opens again automatically after the corre-
sponding switch is released. The automatic
reversing feature is only an aid and is no substi-
tute for your attention when closing aside win-
dow.
GWARNING
The reversing feature does not react:
Rto soft, light and thin objects, e.g. small fin-
gers
Rwhile resetting
This means that the reversing feature cannot
prevent someone being trapped in these sit-
uations. There is arisk of injury.
Make sure that no body parts are in close
proximity during the closing procedure. If
someone becomes trapped, press the switch
to open the side window again.
80Side windows
Opening and closing
Useful information
This Operator's Manual describes all models as
well as standard and optional equipment of your
vehicle that were available at the time of going
to print.Country-specific variation sare possi-
ble. Note that your vehicle may not be equipped
with all of the described functions. This also
applies to system sand function srelevantt o
safety.
Read the information on qualified specialist
workshops (
Ypage 29).
Seats
Driver' sand front-passenger seat
Important safetyn otes
GWARNING
Children could become trapped if they adjust
the seats, particularly when unattended.
There is arisk of injury.
When leaving the vehicle, always tak ethe
SmartKey with you and lock the vehicle. Never
leave children unsupervised in the vehicle.
GWARNING
You could lose contro lofyour vehicle if you do
the following while driving:
Radjust the driver'ss eat, head restraint,
steering wheel or mirrors
Rfaste nthe seat belt
There is arisk of an accident.
Adjust the driver'ss eat, head restraint,steer-
ing wheel and mirrora nd fastenyour seat belt
before starting the engine.
GWARNING
When you adjust aseat, you or other vehicle
occupants could become trapped, e.g. on the seat guide rail. There is arisk of injury.
Make sure when adjusting aseat that no one
has any body parts in the sweep of the seat.
GWARNING
If the driver'ss eat is not engaged, it could
move unexpectedly while the vehicle is in
motion. This could cause you to lose contro lof
the vehicle. There is arisk of an accident.
Always make sure that the driver'ss eat is
engaged before starting the vehicle.
GWARNING
The front-air bags for could also injure the
vehicle occupants in the frontIft he front
seats are positioned too close to the dash-
board or steering wheel. This poses an
increased risk of injury or even fatal injury.
Always adjust the fronts eats so that they are
as far from the fronta ir bags as possible. Also
observet he notes on the correct adjustment
of the seats.
GWARNING
The seat belt does 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 eventofana ccident, you could
slide underneath the seat belt and sustain
abdomen or nec kinjuries, for example. This
poses an increased risk of injury or even fatal injury.
Adjust the seat properly before beginning
your journey. Always ensure that the backrest
is in an almost vertical position and that the
shoulder section of your seat belt is routed
across the center of your shoulder.
GWARNING
If the head restraint sare not installed or not
adjusted correctly, they cannot provide pro-
tection as intended. There is an increased risk
of injury in the head and nec karea, e.g. in the
eventofana ccidentorwhen braking.
Always drive with the head restraint sinstal-
led. Befored rivingoff, make sure for every
vehicle occupant that the center of the head
restraint supportst he back of the head at
about eye level.
Seats83
Seats, steering wheel and mirrors
Z