2011 MERCEDES-BENZ M-CLASS SUV height adjustment

resul
tinsevereore ven fata linjuries to the
child and othe roccupants.
R Persons les sthan 1. 50mt all cannot wear
the seat belts correctly. For this reason,
secure persons less than 1.5 0mtall in spe-
cially designed, suitable restraint systems.
R Children less than 1.50 mtall or under 12
years of age cannot wear the seat belts
properly. Therefore, they should always be
secured in asuitable child restraint system
on asuitable vehicle seat. You can find
more information under "Children in the
vehicle" in the "Safety" section of the Own-
er's Manual. Follow the manufac turer's
installatio ninstructions whe nfitting achild
rest raint system.
R Do not secure any objects with aseat belt
if the seat belt is also being used by one of
the vehicle's occupants. G
WAR
NING
The seat belt doe snot offer the intended level
of protection unless the back rest is almost
ver tica l. Under certain circumstances, this
could cause severe or even fatal injuries in the
event of an accident.
Befor estarting ajourney, mak esure that the
seat is properly adjusted and that the back-
rest is almost vertical. G
WARNING
Ad irtyord amaged seat belt or aseat belt that
has been subjected to aload in an accident
or which has been modified no longer offers
the intended level of protection. Un dercertain
cir cumstances, this could caus esever eor
even fatal injuries in the even tofanaccident.
For thi sreason, check regularly that the seat
belts are not damaged or dirty.
Alway shaved am aged sea tbelts or seat belts
that have been subjected to aload in an acci-
dent replaced at aqualified specialist work-
shop. Consult aqualified specialist workshop
which has the necessary specialist knowledge
and tools to carry out the work required.
Mercedes -Benz recommends that you use a Mercedes-Benz Ser
vice Centre for thi spur-
pose.
For safety reasons, Mercedes -Benz recom-
mends that you only use seat belts which have
been approved by Mercedes-Benz for your
vehicle.
Fastening seat belts X
Adjust the seat and mov ethe backrest to
an almost ver tical position (Y page92).
X Pul lthe seat belt smoothly thr oughbelt
sash guide :.
X Without twistin git, guid ethe shoulder sec-
tion of the seat belt across the middle of
your shoulder and the lap section across
your hips.
X Engage belt tongue ;in buckle =.
Seat-belt adjustment :ifnecessary, the
driver' sand front-passenger sea tbelts
automatically adjust to the upper body
(Y page 48).
X If necessary, adjust the seat belt to the
appropriate height (Y page 48).
X If necessary, pull upwards on the shoulder
section of the seat belt to tighten the belt
across your body.
For mor einformation abou treleasing the seat
belt with release button ?,see "Releasing
seat belts" (Y page 48). Occupant safety
47Safety Z

Sea
tbelt adjustment The seat-belt adjustment func
tion adjusts the
driver's and front-passenger seat belt to the
upper body of the occupants.
The belt strap is tighte neds lightly when:
R you engage the belt tongue in the belt
buckle and you then turn the 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.
The seat-belt adjustment will apply acertain
tightening force if any slack is detected
between the occupant and the seat belt. Do
not hold on to the seat belt tightly while it is
adjusting. You can switc hthe seat-belt
adjustment on and off in the on-boar dcom-
puter (Y page 251).
The seat-belt adjustment is an integra lpart of
the PRE-SAFE ®
convenience function. More
information about PRE-SAFE ®
can be found
in the "PRE-SAFE ®
(preventative occupant
protection)" section (Y page 45).
Belt height adjustment You can adjust the seat belt height on the
driver' sseat and the front-passenger seat. Adjust the height so that the upper part of the
seat belt is routed across the centre of your
shoulder. X
To raise: slide the belt sash guide upwards.
The belt sash guide engages in various posi-
tions.
X To lower: press and hold belt sash guide
release :.
X Slide the belt sash guide downwards.
X Release belt sash guide release :and
mak esure that the belt sash guide has
engaged.
Releasing seat belts X
Press release button ?(Ypage 47) and
guide belt tongue ;back towards belt
sash guide :.
! Make sure that the seat belt is fully rolled
up. Otherwise, the seat belt or belt tongue
will be trapped in the door or in the seat
mechanism. This could damage the door,
the door trim panel and the seat belt. Dam-
aged seat belts can no longer fulfil their
protective function and must be replaced.
Consult aMercedes-Benz Servic eCentre.
Belt warning for driver and front
passenger The
7 seat belt warning lam pint he instru-
men tcluster is areminder for all occupants
to fasten their seat belts. It may light up con-
tinuously or flash. In addition ,there ma ybea
warning tone.
The 7 seat belt warning lamp goes out and
the warning tone ceases when the driver and
the front passenge rhave fastened their seat
belt.
For certain countries only: regardless of
whethe rthe driver or the front passenger
hav efastened their seat belts, the 7seat
belt warning lamp lights up for six seconds
after the engine is started. It then goes out if
the driver and the front passenger have fas-
tened their seat belts.
i For more information on the 7seat
belt warning lamp, see "Warning and indi- 48
Occupant safetySafety

!
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

Adjusting th
efore/af tposit ionoft he
head restraint With this functio
nyou can adjust th edistance
between th ehead restraint and th eback of
the seat occupant' shead.
X To adjust forwards: pull thehead restraint
forwards in th edirection of th earrow until
it engages.
There are se veral notches.
X To adjust rearwards: pressand hol dthe
re lease button :and push th ehead
restraint back.
X When th ehead restraint is in th edesired
position ,release th ebutton and make sure
th at the head restraint is engage dinposi-
tion.
Adjusting th ehead restraints electri-
cally X
To adjust the head restraint height: slide
the switch for head restrain tadjustment
(Y page 94 )upord own in the direction of
the arrow. Rea
rseat head restraints Adjusting the rear seat head restraint
height
X
If the head restrain tisf ully lowered, it is
necessary to press release catch :.
X To raise: pull the head restraint up to the
desired position.
X To lower: press release catch :and push
the head restraint down until it is in the
desired position.
Adjusting the rear seat head restraint
angle
Adjust the head restraint ssothat they ar eas
clos easp ossible to your head.
You can only adjust the two outer head
rest raints. X
Using both hands, reach back and grasp
the sides of the head restraint.
X Pull the lower edge of the head restraint
forwards or back until it is in the desired
position. Seats
95Seats,steerin gwhee land mirrors Z

Problems wit
hthe seat ventilation Th
es eat ven tilation has switched off prema-
turely or cannot be switched on. The vehicle's
electrical system voltage is too low because
too many electrical consumer sare switched
on.
X Switch off electrica lconsumers which you
do not need, such as the rea rwindow heat-
ing or interior lighting. Steering wheel
Important safet
ynotes G
WARNING
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
WARNING
Only adjust the steering wheel when the vehi-
cle is stationar yand do not pull away until the
steering wheel adjustment mechanis mis
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. Adjusting the steering wheel electri-
cally
:
To adjust the steering wheel height
; To adjust the steering wheel position
(fore-and-aft adjustment) 98
Steering wheelSeats, steerin
gwhee land mirrors