The radar sensor system must be switched off
using the on-boar dcomputer in the vicinit yof
radio telescop efacilities in the following vehi-
cles:
R vehicles without COMAND Online and nav-
igation
R vehicles without Audio 20 and Becker ®
MAP PILOT
R vehicles for Australia
Information about switching off the rad ar sen-
so rs ystem using the on-board computer can
be found in the "On-board computer and dis-
plays “section (Y page 249).
For PRE- SAFE®
Brake to assist you whe ndriv-
ing ,the radar sensor system must be
switc hed on (Y page 249) an dbeopera-
tional.
Followin gdamage to the fron tend of the vehi-
cle ,havet he configuration and operation of
the radar sensors checked at aqualified spe-
cialist workshop. This also applie stoc olli-
sions at slow speeds where ther eisnovisible
damage to the fron tofthe vehicle. STEE
RCONTROL
The steering assistan tSTEE RCONTROL helps
you by transmittin ganoticeable steering
force to the steering wheel in the direction
required for vehicle stabilisation.
This steering assistance is provided in partic-
ular if:
R both right wheels or both left wheels ar eon
aw et or slippery road surface when you
brake
R the vehicle starts to skid
You have control over the steerin gatall
times. G
WARNING
If there is an ESP ®
malfunction, you will not
receiv eany steering assistance from the
STEER CONTROL. The steering continues to
function with steering assistance. Anti-theft systems
Immobiliser
The immobilise rprevents your vehicl efrom
being starte dwithout the correct key.
X To activate with the key: removethe key
from the ignition lock.
X To activate wit hKEYLESS-GO: switch the
ignition off and open the driver' sdoor.
X To deactivate: switchont he ignition.
i The immobiliser is always deactivated
when you star tthe engine. ATA (Anti-Thef
tAlarm system)
Av isual and audible alarm is triggered if the
alarm system is prime dand you ope n:
R ad oor
R the vehicle with the emergency key ele-
ment
R the tailgate
R the bonnet
The alar misnot switched off ,even if you
close th eopen door that has triggere dit, for
example. X
To prime: lock the vehicle with the key or
KEYLESS-GO.
Indicator lamp :flashes. The alarm sys-
tem is primed after approximately 15 sec-
onds.
X To deactivate: unlock the vehicle with the
key or KEYL ESS-GO.68
Anti-thef
tsystemsSafety
Usefu
linfor mati on
i This Owner's Manual describes all models
and all standard and optional equipment
available to your vehicle at the time of pub-
lication of the Owner's Manual. Country-
specific deviation sare possible .Please
not ethat your vehicle ma ynot be equipped
with all featur es described. This also
applies to safety-releva ntsystems and
functions.
i Please read the information on qualified
specialist workshops (Y page 24).Key
Key functions
Locking and unlocking centr ally The key centrally locks/unlocks:
R the doors
R the tailgate
R the fuel filler flap G
WAR
NING
Only for the Unite dKingdom: if the vehicle
has been locked with the key or with KEY-
LESS-GO, the double lock function is activa-
ted as standard. It is then not possible to open
the doors from inside the vehicle.
Therefore, do not leave any people behind in
the vehicle, particularly children ,elderly peo-
ple or people requirin gspecial assistance. As
ar esult, they may not be able to free them-
selves in the event of an emergency. They
could be seriously or even fatally inju redby
prolonged exposure to extremely high or low
temperatures, for example. In this case, res-
cuin gpeople from outside the vehicle is diffi-
cult.
Deac tivate th einterior motion sensor before
you lock the vehicle. The doors can then be
opened from the inside after the vehicl ehas
been locked from the outside. G
WARNING
If children are left unsupervised in the vehicle,
they could:
R open adoor from inside the vehicle at any
time, even if it has been locked
R star tthe vehicle usin gakey which has been
left in the vehicle
R release the electric parking brake
They could thereby endanger themselves and
others. Never leave children unsupervised in
the vehicle. Alway stake the key with you
when leaving the vehicle, even if you are only
leaving it for ashort time. G
WARNING
If ak ey rin gistoo heavy or too large, the
weight actin gonthe key coul dcause it to turn
in the ignition lock or catc honthe steering
wheel. This coul dcause the engine to be
switched off suddenly. You may lose control
of the vehicle and cause an accident. Do not
attac hany heavy or large key rings to the key
that is inserted in the ignition. :
& To lock the vehicle
; F To open/clos ethe tailgate
= % To unlock the vehicle
When unlocking, the tur nsignals flash once.
When locking, they flash three times.
When it is dark, the surroun dlighting also
comes on if it is activated in the on-board
computer (Y page 248).
You can also set an audible signal to confirm
that the vehicle has been locked. The audible 72
KeyOpening and clos
ing
the doors from ins
idethe vehicle. Deactivate
the interio rmotion sensor (Y page 69)before
you lock the vehicle. The doors can then be
opened from the inside after the vehicle has
been locked from the outside.
You can only open the rear doors from inside
the vehicle if they are not secured by the
child-proof locks (Y page 60).X
Pull door handle ;.
If the door is locked, locki ngknob :pops
up. The doo risu nlocke dand can be
opened. Centrally lockin
gand unlocking the
vehicle from th einside
You can cen trally lock or unlock the vehicle
from the inside.
The central locking/unlocking button does
not lock or unlock the fuel filler flap.
The button sare locate donboth front doors.
i You can notu nlock the vehicl ecentrally
from the inside if the vehicle has been
locked with the key or KEYLESS-GO.
i It is only possible to lock the vehicle cen-
trally if the front-passenger door is closed. X
To unlock: press button :.
X To lock: press button ;. Automatic locking mechanism
The vehicle is locked automatically when the
ignition is switched on and the wheels are
turning.
You could therefor ebelockedout when:
R the vehicle is being pushed.
R the vehicle is being towed.
R the vehicle is being tested on adynamom-
eter. X
To deactivate: press and holdbutton :
for about five seconds until atones ounds.
X To activate: press and hold button ;for
about fiv eseconds until atones ounds.
i If you press one of the two button sand
do not hea ratone, the relevant setting has
already been selected. 78
DoorsOpening and closing
Usefu
linfor mation .............................. 92
Correct driver' sseat position ............92
Seats .................................................... 93
Steering wheel .................................... 98
Mir rors ............................................... 100
Memor yfunction .............................. 103 91Seats,
steering wheeland mirrors
Usefu
linfor mati on
i This Owner's Manual describes all models
and all standard and optional equipment
available to your vehicle at the time of pub-
lication of the Owner's Manual. Country-
specific deviation sare possible .Please
not ethat your vehicle ma ynot be equipped
with all featur es described. This also
applies to safety-releva ntsystems and
functions.
i Please read the information on qualified
specialist workshops (Y page 24).Correct driver'
sseatp osition Observ
ethe safety guideli neso nseat adjust-
men t(Ypage 93).
X Chec kwhether you hav eadjusted seat =
properly.
Electrical seat adjustment (Y page 94)
When adjusting the seat, mak esure that:
R you are as far away from the driver' sair-
bag as possible.
R you are sitting in anormal upright posi-
tion.
R you can fasten the seat belt properly. R
you have moved the backrest to an
almost vertical position.
R you have set the seat angle so that your
thighs ar egently supported.
R you can depress the pedals properly.
X Check whether the head restraint is adjus-
ted properly (Y page 94).
When doing so, mak esure that you have
adjusted the head restraint so that the back
of your head is supported at eye level by
the centre of the head restraint .Also make
sure that the head restraint's fore-and-aft
position is not too far from the bac kofthe
head.
Observ ethe safety guidelines on steering
wheel adjustment (Y page 98).
X Chec kwhether steering wheel :is adjus-
ted properly.
Adjusti ngthe steering whee lmanually
(Y page 98)
Adjustin gthe steering wheel electrically
(Y page 98)
When adjustin gthe steering wheel, make
sur ethat:
R you can hold the steering wheel with your
arms slightl ybent.
R you can mov eyour legs freely.
R you can see all the displays in the instru-
men tcluster clearly.
Observe the safety guidelines for seat belts
(Y page 46).
X Check whether you have fastened seat
belt ;properly (Y page 47).
The seat belt should:
R fit snugly across your body
R be routed across the middle of your
shoulder
R be routed in your pelvic area across the
hip joints
X Befor estartin goff, adjus tthe rear-vie wmir-
ror and the exterior mirrors (Y page 100)92
Correct driver's seat positionSeats, steerin
gwhee land mirrors
in such
away that you have agood view of
roa dand traffic conditions.
X Vehicles with amemory function: save
the seat, steerin gwheel and exterior mirror
settings (Y page 103). Sea
ts Important safety notes
G
WARNING
The seats can still be adjusted when ther eis
no key in the ignition lock. For this reaso n,
children shoul dnever be left unsupervised in
the vehicle. They could adjust the seat sand
become trapped. G
WARNING
Only adjus tthe driver' sseat when the vehicle
is stationary. You will otherwise be distrac ted
from the road and traffic conditions and you
could lose control of the vehicle as aresult of
the seat moving. This could cause an acci-
dent. G
WAR
NING
If you adjus tthe seat height car elessly, you or
others could be trapped and thereb yinjured.
Children in particular could unintentionally
pres sthe buttons to electrically adjust the
seat sand become trapped.
Take care that:
R whil emoving the seats, your hands do not
get under the lever assembly of the seat
adjustmen tsystem.
R children in the vehicl edonot slidetheir
hands unde rthe levers. G
WARNING
Make sur ethat nobody can becom etrapped
when adjusting the seats.
Observe the notes on airbags.
Secure children as recomm ended; see the
"Children in the vehicle" section. G
WAR
NING
Make sure that the back of your head is sup-
ported at eye level by the central area of the
head restraint .Ifyour head is not supported
correctly by the head restraint ,you coul dsuf-
fer asever eneck injury in the event of an
accident .Never driv eifthe head rest raints are
not engaged and set correctly. G
WARNING
As eat belt can only offer its intended degree
of protection when the back rest is almost ver-
tical and the occupan tiss itting upright. Avoid
seat positions that do not allow the seat belt
to be routed correctly. Adjust the backrest so
that it is as upright as possible .Never travel
with the back rest reclined too fa rbackwards.
You could otherwise be seriousl yoreven
fatally injured in th eevent of an accident or
sudden braking.
! To avoid damag etothe seats and the seat
heating, observe the followin ginformation:
R do not spill any liquids on the seats. If
liquid is spilled on the seats, dry them as
soon as possible.
R if the sea tcover sare damp or wet, do not
switc hont he seat heating. The seat
heating should also not to be used to dry
the seats.
R clea nthe seat cover sasrecommended;
see the "In terior care" section.
R do not transport heav yloads on the
seats. Do not plac eshar pobjects on the
seat cushions ,e.g. knives, nails or tools.
Th es eats should only be occupied by
passengers, if possible.
R when the seat heatin gisinoperation ,do
not cover the seats with insulating mate-
rials, e.g. blanke ts,c oats, bags, seat cov-
ers, child seats or booster seats.
! When you mov ethe seats, make sur ethat
ther eare no objects in th efootwell or
behind the seats. Otherwise, you could
damage the seats and the objects. Seats
93Seats,steering wheeland mirrors Z
!
When the rear bench seat is folded for-
wards, the front seats cannot be moved to
their rearmost position. You could other-
wise damage the seats and the rear bench
seat.
! Make sure that the sun visor is folded up
befor eadjustin gthe backrest and head
restraint height. The head restraint and sun
viso rcould otherwise collide when the head
restraint is fully extended.
i It is not possible to remove thehead
restraint sfrom th efront seats .The rear-
compartment head restraint scan be
removed (Y page 96).
Pleas econtact aMercedes-Ben zService
Centre for mor einformation.
i Related topics:
R Luggag ecompartmen tenlargement
(folding dow nthe rea rbench seat) Adjusting the seat
selectrically :
Head restraint height
; Seat cushion angle
= Seat height
? Seat fore-and-aft adjustment
A Backrest angle
i Vehicles with memory function :ifP RE-
SAFE ®
has been triggered ,the front-
passenger seat will be moved to abetter
position if it was previously in an unfavour-
able position. i
You can store the seat settings using the
memory function (Y page 103).
i Vehicles with memory function :when the
seat is moved forwards or rearwards, the
headrest is moved up or down automati-
cally. Adjusting th
ehead restraints
Adjusting the head restraints manually Adjusting the head restraint height
! The head restraints must only be removed
at aq ualified special istw orkshop.
Mercedes-Benz recommends that you use
aM ercedes-Ben zService Centre for this
purpose. X
To raise: pull the head restraint up to the
desired position.
X To lower: press release catch :in the
direction of the arrow and push the head
restraint down to the desired position. 94
SeatsSeats, steering wheel and mirrors
Removi
ngand fitting the rear seat head
restraints G
WARNING
Occupants sh ouldonly travel sit ting on seats
which have the hea drestrain tsinstalled. This
reduces the risk of injury to the passenger sin
the rear in the event of an accident. X
To remove: pull the head restraint up to
the stop.
X Press releas ecatch :and pull the head
restraint out of the guides.
X To refit: insert the head restraint so that
the notches on the bar are on the left when
viewed in the direction of travel.
X Push the head restraint down until you hear
it engage in position. Adjusting th
ebackrests in the second
row of seats
Yo uc an adjust the angle of the backrest sin
the second row of seats. There are ten detent
positions. X
Pull the left or right release lever ;
upwards in the direction of the arrow until
the relevan tbackrest :is fully released.
X Pull the backrest :forwards in the direc-
tion of the arrow and allow it to engage.
X Lean back firmly against the backrest :to
ensure it is engaged. Adjusting the 4-way lumbar support
You can adjust the contour of the front seat
backrests individually to provide optimum
support for your back. :
To raise the backrest contour
; To soften the backrest contour
= To lower the backrest contour
? To harden the backrest contour Switching the seat heating on/off
Switching on/off G
WARNING
Repeatedly setting the seat heating to level
3 may result in excessive seat temperatures.
The health of passengers that have limited
temperatur esensitivity or alimited ability to
react to excessively high temperatures may
be affected or they may even suffer burn-like
injuries. Therefore, do not use seat heating
level 3repeatedly.
The three red indicator lamps in the button
indicate the heating level you have selected. 96
SeatsSeats, steering wheel and mirrors