2011 MERCEDES-BENZ M-CLASS SUV ECU

You can obtain informa
tion about this at
any Mercedes-Ben zServic eCentre. G
WAR
NING
Do not leave child renu nsupe rvised in the
vehicle, even if they are secured in achild
restraint system. They coul dinjure them-
selves on parts of the vehicle. The ycould also
be seriou slyor even fatally injure dbypro-
longed exposure to extreme heat or cold.
Do not expose th echild restraint system to
direc tsunlight .Part soft he child restraint sys-
te mc ould heat up and the child coul dburn
herself/himself on them.
If ac hild opens adoor, the child or other per-
sons coul dbeinjured as aresult. They could
get out and injure themselves or be injured by
ap assing vehicle.
Also observe the notes on HOLD .Relevant
information can be foun dinthe index. G
WARNING
Unsecured or incorrec tlyp ositioned loads
inc rease the risk of injury for children and all
other occupant sinthe even tof:
R an accident
R ab raking manoeuvre
R as udden change of direction
Do not carry heavy or hard objects in the vehi-
cle interior unless they are secured. You will
find further information under "Loading guide-
lines" in the index.
Child seat on the front-passenger seat Warning notice on the front-passenger sun visor Warning symbol for
arearward-facin gchild
rest raint system G
WARNING
If the front-passenger airbag is not disabled:
R ac hild secured in achild rest raint system
on the front-passenger seat could be seri-
ously and even fatally injured by the front-
passenger airbag deploying. This is espe-
cially arisk if the child is in the immediate
vicinit yofthe front-passenger airbag when
it deploys.
R never secur eachild on the front-passenger
seat in arearward-facing child restraint sys-
tem. Only secur earearward-facing child
restraint system on asuitable rear seat.
R alway smove the front-passenger seat to
the rearmost position if you secur eachild
in af orward-facing child rest raint system
on the front-passenger seat.
The front-passenger airbag is not disabled:
R on vehicles without automatic child seat
recognition on the front-passenger seat
R in vehicles with automatic child seat rec-
ognition in the front-passenger seat, if no
special child restraint system with trans-
ponders for automatic child seat recogni-
tion in the front-passenger seat has been
fitted
R on vehicles with automatic child seat rec-
ognition on the front-passenger seat, if the
PASSENGER AIRB AGOFF indicator lamp
4 is not lit.
To make you aware of this danger, acorre-
spondin gwarning sticker has been affixed on Children in th
evehicle
51Safety
Z

G
WARNING
Do not pl acee lectronic devices on the front-
passenger seat, e.g.:
R laptops, when switched on
R mobil ephones
R cards with transponders, e.g. ski passes or
access cards
Signals from electronic equipment can cau se
interference in the automatic child seat rec-
ognitio nsensor system. This can lead to a
system malfunc tion. This may cause the
4 PASSENGER AIRBA GOFF indicator
lamp to light up without there being achild
seat with transponder sfor automatic child
seat recognition fit ted. The front-passenger
airba gwill not then deploy during an accident.
It is also possible that the 6SRS warning
lamp lights up and/or the 4PASSENGER
AIRB AGOFF indicator lam pdoes not light up
briefly when you tur nthe key in the ignition
lock to position 2.
ISOFIX child seat securing system for
th er ear seats ISOFIX is
astandardised securing syste mfor
specially designed child restraint system son
the rear seats .Securin grings for two ISOFIX
child restraint systems are fitted on the left
and right of the rear seats. G
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NING
Ac hild restraint system secured by the ISOFIX
chil dseat securing system does not provide
sufficien tprotection for children weighing
more than 22 kg. For this reason, do not
secure children weighing more than 22 kg in
ac hild restraint system secured by the ISOFIX
chil dseat securing system. If the child weighs
mor ethan 22 kg, secur ethe chil drestraint
system using athree-point seat belt. G
WARNING
The chil drestraint system cannot perform its
protec tive function if it is not correctly fitted
to as uitable vehicle seat. The child cannot be restrained in the event of an accident, heavy
braking or sudde
nchanges of direction. The
chil dcould be seriously or even fatally injured.
For this reason, when fittin gachild restraint
system ,observ ethe manufacturer' sinstalla-
tion instructions and the correct use of the
child restraint system.
For reasons of safety, only use child restraint
systems with the ISOFIX child sea tsecuring
system on the rear seats.
We recommen dthat you use the ISOFI Xchild
restraint system sthat hav ebeen recommen-
ded for Mercedes-Benz.
An incorrectly fitted child restraint system
could com eloose and seriously or even fatally
injure the child or other vehicle occupants.
When fittin gthe chil drestraint system, always
mak esure that it is engage dcorrectly in the
securing rings on both sides. G
WARNING
Please note that if child restraint systems, or
their retaining systems, are damaged or sub-
jected to aload in an accident ,they ma ynot
be able to provide their protective function.
This coul dresult in serious or even fatal inju-
ries to the secured child in the event of an
accident, heavy braking or asudden change
in direction.
For this reason, have child restraint systems
and their anchorages which have been dam-
aged or subjected to aload in an accident
chec kedi mmediatel yataq ualified specialist
workshop.
! Whe nfittin gthe chil drestraint system,
mak esure that the seat belt for the centre
seat does not get trapped. Otherwise, the
seat belt could be damaged. Children in the vehic
le
53Safet y Z

:
Securing rings
X Install the ISOFIX child restraint system.
Compl ywitht he manufact urer's instruc-
tions when installing the ISOFI Xchild
restra ints ystem.
Top Tether Top Tether provides an additiona
lconnection
between the child restra ints ystem se cured
with ISOFIX and the rea rseat. It helps reduce
the risk of injury even further.
The Top Tether anchorages are located on the
rear side of the rear seat back rests. X
Move head restraint =upwards.
X Fit the ISOFIX chil drestraint system with
Top Tether .Compl ywith the manufactur-
er' sinstallatio ninstructions whe ndoing so.
X Rout eTop Tether belt Bunder head
rest raint = between the two head restraint
bars.
X Guide Top Tether belt Bdownwards
between luggage compar tment cover:
and rear seat backrest ;.
X Hook Top Tethe rhook Aof Top Tether belt
B intoT op Tether anchorage ?.
Ensure that:
R Top Tether hook Ais hooked int oTop
Tether anchorage ?as shown.
R Top Tether belt Bis not twisted.
R Top Tether belt Bis routed between rear
seat backrest ;and luggage compart-
men tcover :if luggage compartment
cover :is fit ted.
R Top Tether belt Bis routed between rear
seat backrest ;and the safety net if the
safety net is fit ted. 54
Children in the vehicleSafety

Seat positions
Weigh
tcatego-
ries Front-passenger seat Rear seat
Front-
passenger air-
bag is no
tdisa-
bled: The front-
passenger air-
bag is disa-
bled
2 Left
,right Centre
Grou
p0:upto
10 kg X U, L U U
Group 0+: up
to 13 kg
X U, L U U
Group I:
9to
18 kg UF U, L U U
Group II: 15 to
25 kg UF U, L U U
Group III: 22 to
36 kg UF U, L U U
"Universal" category child restraint systems can be recognised by their orange approval label.
Approval label on the child restrain
tsystem (example)
Key to the letters used in the table:
XI SOFIX position tha tisnot suitable for ISOFI Xchild restraint system sinthis weight cat-
egory and/or size category.
IU FS uitable for forward-facing ISOFIX child seat securing systems that belong to the "uni-
versal" category which are approved for use in this weigh tcategory.
IL Suitable for ISOFI Xchild restraint system sasrecommended; see the following table of
"Recommended child restraint systems" (Y page 58).
2 Vehicles with automatic chil dseat recognition on the front-passenger seat: achild restraint system of the
"Universal" category with atransponde rfor automatic child seat recognition must be fitted. The 4
PASS ENGER AIRBAG OFF indicator lamp must be lit. Children in the vehicle
57Safety Z

Child-proof locks
Important safety notes G
WARNING
Activate th echild-proo flocks for th erear
door sand the override switch for the rear
windows whe nchildren are travelling in the
vehicle. Otherwise, the chil dren could open
doors or side windows while the vehicle is in
motion and injure themselv esor others. G
WARNING
Do not leave children unsupervised in the
vehicle, even if they are secur edinac hild
restraint system .They coul dinjure them-
selve sonp arts of the vehicle. They could also
be seriousl yoreven fata llyi njured by pro-
longed exposure to extreme hea torcold.
Do not expose the child restraint system to
direct sunlight. Part softhe chil drestraint sys-
tem could heat up and the child could burn
herself/himself on them.
If ac hild opens adoor, the child or other per-
sons coul dbeinjured as aresult. They could
get out and injure themselves or be injured by
ap assing vehicle.
Also observe the notes on HOLD. Relevant
information can be found in the index.
Child-proof locks for the rear doors You secure each door individually with the
child-proo flocks on the rea rdoors. Adoor
secured with achild-proof lock can notbe
opened from inside the vehicle. When the
vehicle is unlocked, the door can be opened
from the outside. X
To activate: press the child-proof lock
leve rupint he direction of arrow :.
X Make sur ethat the child-proof lock sare
workin gproperly.
X To deactivate: press thechild-proof lock
lever down in the direction of arrow ;.
Overrid efeature for the rear side win-
dows X
To activate/deactivate: press button:.
If indicator lamp ;is lit, operation of the
rear side windows is disabled. Operation is
only possible using the switches in the driv-
er' sd oor. If indicator lamp ;is off ,oper-
ation is possible using the switches in the
rear compart ment. Driving safety systems
Driving safety systems overview
In this section, you will find information about
the following driving safety systems: 60
Drivin
gsafety systemsSafety

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

!
When opening, the tailgate swings up and
out. Therefore, mak esure that there is suf-
ficient clearance above and behind the tail-
gate.
X Insert emergency key element ;into
opening in trim :.
X Turn emergency key element ;90° clock-
wise.
X Push emergency key element ;in the
direction of the arrow and open the tail-
gate. Side windows
Important safety notes
G
WARNING
Make sure that nobody can become trapped
between the side window and the door frame
when aside window is opened. Do not touch
or lean against the side window during the
opening procedure. You could become trap-
ped between the side window and the door
frame as the side window moves down. If
there is arisk of becoming trapped, release
the switch or pull the switch upwards to close
the side window again. G
WARNING
Make sure that nobody can become trapped
as you close aside window. If there is arisk
of becoming trapped, release the switch or
press it agai ntoopen the side window again. G
WARNING
Children may injur ethemselves if they open
or close the side windows.
Never leav echildren unsupervised in the vehi-
cle. Always tak ethe key with you when leaving
the vehicle, even if you ar eonly leaving it for
as hort time. G
WARNING
Do not leav echildren unsupervised in the
vehicle, even if they ar esecured in achild
restraint system .The children could:
R be seriously or even fatall yinjured on parts
of the vehicle
R be seriously or even fatally injured by pro-
longed exposure to extremely hig hor
extremely low temperatures
If children open adoor, they could:
R seriously or even fatally injure other people
R get out of the vehicle and injure them-
selves, or be seriously or even fatally
injure dbya passing vehicle
Activat ethe child-proof locks/overrid efea-
tur eifc hildren ar etravelling in th evehicle.
They could otherwise open doors or side win-
dows while the vehicle is in motion and
thereby injure themselves or others. Opening and closing the side win-
dows :
Fron tleft
; Fron tright Side windows
83Openingand closing Z

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