an accident. This could result in sever
eor
even fatal injuries to you and other occupants.
In this case, visi taqualifieds pecialist work-
shop immediately and have the roll bar
checked. PRE-SAFE
®
system
PRE-SAFE ®
take spre-e mptive measures to
protect you in certain hazardous situations.
PRE-SAFE ®
intervenes:
R in emergency braking situations, e.g. if the
BA SB rake Assist System is activate dorthe
BA SP LUS Brak eAssist System intervenes
powerfully
R if the radar sensor system detects an immi-
nen tdanger of collision in certain situa-
tion s(on vehicles with DI STRONIC PLUS)
R in critical situatio nsinvolvin gdriving
dynamics, e.g .ifthe vehicle oversteers or
understeers significantly due to physical
limits being exceeded or if the vehicle
swerves to avoid an obstacle at aspeed of
over 14 0km/h.
PRE-SAFE ®
takes th efollowin gmeasures
dependin gonthe hazardou ssituation detec-
ted:
R the fron tseat belts are pre- tensio ned.
R vehicles with memory fun ctions: under
acciden tconditions, it adjusts the front-
passenger seat if it is in an unfavourable
position.
R vehicles with amulticontour seat: the air
pressure in the seat side cushions and in
the backrest side bolsters is increased.
R if the vehicle skids ,the fron tside windows
and, on the Coupé, the panorama sliding
sunroof, are closed so that only asmall gap
remains.
If th ehazardous situation passe swithout
resulting in an accident ,PRE-SAFE ®
slackens
the belt pretensioning. The air pressure in the
side bols terson the multicontour seat is redu
ceda gain. All settings made by PRE-
SAFE ®
can the nbereversed.
If the seat belts are not released:
X Move the backrest or the seat back slightly
until the belt pretensionin gisreduced.
The locking mechanism releases. G
Warning
Make sure that nobody can becom etrapped
as yo uadjust the seat.
! Make sure that there are no objects in the
footwell or behind the seats when moving
the seat back. There is arisk that the seats
and/or the objects could be damaged.
More information abou tbelt adjust ment,a
convenience function integrate dinto PRE-
SAFE ®
,c an be found in the "Belt adjustment"
section (Y page 42). NECK-PRO head restraints
The NECK -PRO head restraints increase pro-
tection to the driver's and front-passenger's
head and neck .Tot his end, the head
restraint sonthe driver's and front-passenger
seats ar emoved forwards and upwards in the
even tofa rear-end collision of acertain
severity. This provides better head support. G
Risk of inju
ry
Head restraint cove rsprevent the NECK-PRO
head restraint sfrom triggering correctly .Con-
sequently, the NECK-PRO head restraints
cannot provide the intended level of protec-
tion .Don ot use head restraint covers.
If the NECK-PRO head restraints have been
triggered in an accident, you must reset the
NECK-PRO head restraints on the driver’s and
front-passenger seat (Y page 40). Other-
wise, the additional protection will not be
available in the even tofanother rear-end col-
lis ion. You can recognise whe nNECK-PRO
head restraints have bee ntriggere dbythe
fact that they hav emoved forwards and can
no longer be adjusted. Occupant safety
39Safety
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R
the respective door is opened.
R the key is turne dtoposition0in the ignition
lock.
R the backr estis release dand folde dfor-
wards.
R nobod yissitting on the front-p assenger
side after approximat elyf ives econds.
If yo upress th eseat-bel textender button
afte rthis, seat-belt extender :will not
extend. Example: Coupé
X
Adjust the seat and mov ethe backrest to
an almost vertical position (Y page 92).
X Pull the seat belt smoothly out of seat-belt
extender :.
X Withou ttwisting it, place the shoulde rsec-
tion of the seat belt over the centre of the
shoulder and the lap section across the
hips.
X Engage belt tongue ;in buckle =.
Seat belt adjustmen t:if necessary, the driv-
er' sa nd front-passenger sea tbelts auto-
maticall yadjust to the upper body
(Y page 42).
X If necessary, pull upwards on the shoulder
section of the seat belt to tighten the belt
across your body.
The rear seat belts are equipped with achild
seat lock (Y page 45). If you pull out the seat belt fully and then allow the iner
tiar eel to
ret ract it, the child-seat lock is activated. To
deactivate the child-seat lock ,unfasten the
sea tbelt and guide the belt tongue to the belt
sash guide.
For mor einformation about releasing the seat
bel tw ith release button ?,see "Releasing
seat belts" (Y page 42).
Seat belt ad justment The belt adjustment function adjusts the driv-
er' sa nd front-passenger sea tbelt to the
upper body of the occupants. The belt strap
is tightened slightly when:
R you engage the belt tongue in the belt
buckle and you then tur nthe key to position
2 in the ignition lock.
R the key is in position 2in the ignition lock
and you then engage the belt tongue in the
buckle onc ethe seat-belt extender has
ret racted.
Th es eat-belt adjust ment will appl yacertain
tightening for ceif any slack is detected
between the occupan tand the sea tbelt. Do
not hold on to the seat belt tightly while it is
adjusting. You can switc hthe belt adjustment
on and off in the on-boar dcompu ter
( Y page 20 9).
Releasin gseat belts X
Press release button ?(Ypage 41) and
guide belt tongue ;(Ypage 41) back
towards seat belt extender :(Ypage 41).
Belt warning for driver and front
passenger The
7 seat belt warnin glamp in the instru-
ment cluster is areminder for all occupants
to fasten their seat belts. It may light up con-
tinuously or flash. In addition ,ther em ay be a
warning tone.
The 7 seat belt warning lamp goes out and
the warning ton eceases when the driver and
the fron tpassenger have fastened their seat 42
Occupant safetySafety
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Vehicl
eequipment
i Thismanua ldesc ribe sallthe standard
and optional equipment of your vehicle
which wa savailable at th etime of pur-
chase. Countr y-specif ic differences are
possible. Bear in mind tha tyour vehicle
ma ynot featur eall function sdescribed
here. Correct driver'
sseat position Observe the safety guidelines on
(Y
page 93).
X Check whether you have adjusted seat =
properly.
Manual and electrical seat adjustment
(Y page 93)
Electrical seat adjustment (Y page 94)
When adjustin gthe seat, make sure:
R you ar easfar 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 back rest to an
almost ver tical position.
R you have se tthe seat cushion angl eso
that your thighs are gently supported.
R you can depress the pedals properly.
X Check whether the head restraint is adjus-
ted properly (Y page 94).
Whe ndoing so, make sure that you have
adjusted the head restraint so that the back
of your head is supported at eye leve lby
the centr eofthe head restraint.
Observ ethe safety guidelines on
(Y page 99).
X Chec kwhether steering wheel :is adjus-
ted properly.
Adjust the steering wheel manually
(Y page 99)
Adjust the steering wheel electrically
(Y page 10 0)
When adjustin gthe steering wheel, make
sure:
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 display sint he instru-
men tcluster clearly.
Observe the safety guidelines on
(Y page 40).
X Check whether you have fastened seat
belt ;properly (Y page 41).
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 estarting off, adjust the rear-view mir-
ror and the exterior mirror s(Ypage 10 1)
in such away that you have agood view of
roa dand traffic conditions.
X Vehicles with memory function: save the
seat, steering wheel and exterior mirror
settings (Y page103). 92
Correct driver's seat positionSeats, steering wheel an
dmirrors
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X
Make sur ethat the key is in position 2in
the ignition lock.
X To activate: press button :.
Three red indicator lamps in the button light
up. The blower starts up after apreheating
phas eofseven seconds.
X Press button :repeatedly until the
desired heatin glevel is set.
X To switc hoff:press button :repeatedly
until all th eindicato rlamps go out.
You can use the adjustable fins on the head
restraint to adjust the height of the current of
air blown out according to your height.
Make sure that there are no objects covering
the intake grille on the back of the driver's
seat backrest.
i The blower continues running for seven
seconds to cool down the heating ele-
ments.
i If the battery voltage is too low, AIRSCARF
may switch off. Steering wheel
Important safety notes
G
Risk of injury
The electrically adjustable steering wheel can
still be adjusted when there is no key in the
ignition lock. Therefore, do not leave children
unsupervised in the vehicle, as they could
become trapped if the steering wheel is adjus-
ted. G
Risk of accident
Only adjust the steering wheel when the vehi-
cle is stationary and do not pull away until the
steering wheel adjustment mechanism is
locked in position. You might otherwise drive
without the steering wheel adjustment mech-
anism being locked in position. As aresult,
you could be distracted from road and traffic
condition sbyanunintentional movement of
the steering wheel and thereby cause an acci-
dent.
However, the steerability of the vehicl eisnot
affected. Adjusting th
esteerin gwheel man-
ually :
Release lever
; To adjus tthe steering wheel height
= To adjust the steering wheel position
(fore-and-af tadjustment)
X Push release lever :down completely.
The steerin gcolum nisu nlocked.
X Adjus tthe steering wheel to the desired
position.
X Push release lever :up completely.
The steering column is locked.
X Chec kifthe steering column is locked.
When doing so, tr ytopush the steering
wheel up or down or try to move it in the
fore-and-aft direction. Steering wheel
99Seats, steeringwhee land mirrors
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Adjusting th
esteering wheel electri-
cally :
To adjust th esteering whee lheight
; To adjust th esteering whee lposi tion
(fore-and-af tadjustment)
i Related topics:
R EASY-ENTRY/EXIT feature
(Y page 100)
R storing setting s(Ypage 103) Steering whee
lEASY ENTRY/EXIT fea-
ture G
Ris
kofi njury
Mak esuret hat nob ody can become trapped
when you activa tethe EASY-ENTRY/EXIT fea-
ture.
If there is arisk of someon ebecoming trap-
ped, stop th eadjustmen tprocedure. To ha lt
the procedure:
R move the switch for steering whee ladjust-
ment in the opposite direction to that in
which the steerin gwheel is moving.
R press one of the memory function position
buttons.
Never leave children unsu pervis edin the vehi-
cle. They could open the driver's door and
thereby unintentionally activate the EASY-
ENTRY/EXIT featur eand become trapped.
The EASY-ENTRY/EXIT feature makes getting
in and out of you rvehicle easier. The steering wheel swings upwards when
you:
R
remove the key from the ignition lock
R open the driver' sdoor and the key is in
position 0or 1in the ignition lock
i The steering wheel only moves upwards if
it has not already reached the upper end
stop.
If you inser tthe key int othe ignition lock with
the driver's door closed ,the steering wheel is
automatically moved to the previously set
position.
The last position of the steering wheel is
stored after eac hmanual setting or when you
store the setting with the memory function
(Y page 103).
You can activate and deactivat ethe EASY-
ENTRY/ EXIT feature in th eon-board com-
puter (Y page208).
i If the crash-responsive EASY-EXIT feature
is trigge redinana ccident,the steering col-
um nw ill move upwards when the driver's
door is opened. This occur sirrespective of
th ep osition of the key in the ignition lock.
This makes it easier to exit the vehicle and
rescue the occupants.
The crash-responsive EASY- EXIT feature is
only operational afte ranaccidentif the
EASY-EXIT/ENTRY featur eisactivate din
the on-board computer. 100
Steerin
gwheelSeats, steering wheel an dmirrors
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X
Make sur ethat the vehicle is stationary and
that the key is in position 2in the ignition
lock.
X Press button ;for the exterior mirror on
the front-passenger side.
X Engage reverse gear.
The exterior mirror on the front-passenger
side moves to the preset parkin gposition.
X Use adjustment button =to adjust the
exterior mirror to aposition which allows
you to see the rea rwheel and the kerb.
The parkin gposition is stored.
i If you shift the transmission to another
position ,the exterior mirror on the front-
passenger side returns to the drivin gposi-
tion.
i You can also stor ethe parkin gposition
using memory button M?.
X With the key in position 2in the igni-
tion lock and with the exterior mirror
on the front-passenger side activated,
use adjustment button =to set the
exterior mirror such that the rear
wheel and ker bare visible.
X Press memory button M? and one of
th ea rrow sona djustment button =
within three seconds.
The parking position is stored if the
exterior mirror does not move.
If the mirror moves out of position, repeat
the steps.
Calling up astore dparkin gposition set-
ting X
With the key in position 2in the ignition
lock and the exterior mirror on the front-
passenge rside activated, engage reverse
gear.
The exterior mir roront he front-passenger
side moves to the store dparking posi tion. The exterior mir
roront he front-passenger
side moves bac ktoits original position:
R as soo nasyou exceed aspeed of
10 km/h
R about ten seconds after you have disen-
gaged rev ersegear
R if you press button :for the exterior mir-
ror on the driv er'sside Me
mo ry functions Storing settings
With the memory function ,you can store up
to three differen tsettings, e.g. for three dif-
ferent people.
The followi ngsettings ar estore dasa single
mem orypreset:
R position of the seat ,backrest and head
restraint
R driver's side: steerin gwheel position
R driver' sside: position of the exterior mir-
ror so nthe driver' sand front-passenger
sides G
Risk of injury
The memor yfunction can still be used when
the key has been removed. For this reason,
children should never be left unsupervised in
the vehicle. They could otherwise become
trapped when adjusting the seat or the steer-
ing wheel. G
Risk of accident
Only use the memory function on the driver's
side when the vehicle is stationary. Other-
wise, you could be distracted fro mthe traffic
conditions by the steering wheel and seat
moving of their own accord, and as aresult
cause an accident. Memory functions
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If yo
uwish to leave the vehicle or park it,
deactivate DISTRONIC PLU Sand secure the
vehicl eagainst rolling away.
If DISTRONIC PLU Sdetect sthat the vehicle
in front is stopping, it brakes your vehicle until
it is stationary.
Onc eyour vehicle is stationary, it remains
stationar yand you do not need to depress the
brake.
i Depe nding on the specified minimum dis-
tance, your vehicle will come to astandstill
at as ufficien tdistanc ebehin dthe vehi cle
in fron t.The specifie dminimum distance is
set using the thumbwheel on the cruise-
control lever.
When DISTRONIC PLU Sisa ctivate dand the
vehicl eisatas tandstill, the following warning
message appe arsint he multifunction display
if:
R the driver's door is open and the driver's
seat belt is unfastened
R the engin eisswitched off, unless it is auto-
matically switched off by the ECO start/
stop func tion
R the bonnet is opened
Select Park (P)
X Move the selector leve rtoPto prevent the
vehicle from rolling away.
DISTRONIC PLUS is deactivated .The warn-
ing message in the multifunction display
disappears.
The horn will also sound at regular intervals if
DI ST RONIC PLUS is activated and you:
R switch the engine off, open the driver's
doo rand take off your sea tbelt
R open the bonnet
The soundin gofthe horn alerts you to the fact
that the vehicle has been parked while DI S-
TRONIC PLU Siss till activated. The sound
becomes louder if you attempt to lock the
vehicle .The vehicle is not locked until DI S-
TRONIC PLU Sisd eactivated. i
If the ignition has been switched off ,the
engin ecannot be started again until DIS-
TRONIC PLUS has been deactivated.
If DISTRONIC PLUS is activated and afault
occurs in the system or there is adisruption
in the power supply while the vehicle is sta-
tionary ,the Brak eimmediately message is
show ninthe multifunction display. Immedi-
atel ydepress the brak efirmly until the warn-
ing message in the multifunction displa ygoes
out or mov ethe selector lever to P.DIS-
TRONIC PLUS is then deactivated.
Setting aspeed X
Press the cruise control lever to the pres-
sure point, up :for ahigher speed or
down Afora lower speed.
X Keep the cruise contro llever pressed until
the desired speed is reached.
X Release the cruise control lever.
The new speed is stored. DI STRONIC PLUS
is activated and adjusts the vehicle's speed
to the new speed stored.
Making adjustments in 1km/h incre-
ments X
Briefly press the cruise contro llever to the
pressur epoint ,up :for ahigher speed or
down Afor alower speed.
The last speed stored is inc reased or
reduced.
Making adjustments in 10 km/h incre-
ments X
Briefly press the cruise contro llever
beyond the pressur epoint ,up :for a
higher spee dordownAfor alower speed.
The last speed stored is inc reased or
reduced. Driving systems
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