key MERCEDES-BENZ M-CLASS SUV 2011 Service Manual

X
Make sur ethat the key is in position 1or
2 in the ignition lock.
X Press button :for the left-hand exterior
mirror or button ;for the right-hand exte-
rior mirror.
The indicator lam pint he corresponding
button lights up in red.
The indicator lam pgoes out again after
some time. You can adjust the selected
mirror using adjustment button =as long
as the indicator lam pislit.
X Press adjustment button =up, down, to
the right or to the left until the exterior mir-
ror is set to aposition that provides you
with agood overview of traffic conditions.
Folding th eexterior mir rors in or out
electrically X
Make sure that the key is in position 1or
2 in the ignitio nlock.
X Briefl ypres sbutton :.
Both exterior mirrors fold in or out. i
Make sure that the exterior mirrors are
always folded out fully while the vehicle is
in motion, as they may otherwis evibrate.
Setting the exterior mirrors If the battery has been disconnected or com-
pletely discharged, the exterior mirrors must
be reset. The exterior mirrors will otherwise
not fold in when you select the "Fold in mir-
rors when locking" func tion in the on-board
computer (Y page 251).
X Make sure that the key is in position 1in
the ignition lock.
X Briefl ypres sbutton :.
Folding the exterior mirrors in or out
automatically If the "Fold in mirrors when locking" function
is activated in the on-board computer
(Y page 251):
R the exterior mirrors fold in automatically as
soo nasyou lock the vehicle from the out-
side.
R the exterior mirror sfold out again automat-
ically as soon as you unloc kthe vehicle and
then open the driver's or front-passenger
door.
i The mirrors do not fol dout if they have
been folded in manually.
Exterior mirror out of position If an exterior mirror has been pushed out of
position, proceed as follows:
X Vehicles without electrically folding
exterior mirrors: move the exterior mirror
into the correct position manually.
X Vehicles with electrically folding exte-
rior mirrors: press and hold the mirror-
folding button (Y page 101)until you hear
the mirror engage in position.
The mirror housing is engaged agai nand
you can adjus tthe exterior mirrors as usual
(Y page 100). Mir
rors
101Seats ,steeri ngwheel and mirrors Z

Automati
canti-dazzle mirrors G
WA
RNING
If inciden tlight fro mheadlamps is prevented
from striking the sensor in the rear-view mir-
ror ,for instance, by luggage piled too high in
the vehicle, the mirror's automatic anti-dazzle
fun ction will not operate.
Incident light could then blind you. This may
distrac tyou from the traffic condition sand,
as aresult, you may cause an accident.
The rear-view mirror and the exterior mirror
on the driver' sside automatically go into anti-
dazzle mode if the ignition is switched on and
inciden tlight from headlamps strikes the sen-
sor in the rear-view mirror.
The mirror sdonot go int oanti-dazzle mode if
reverse gea risengaged or if the interior light-
ing is switched on. Parking position for the exterior mir-
ror on the front-passenge rside
Setting and storing the parking position You can position the front-passenger side
exterior mirror in such away that you can see
the rear wheel on that side as soon as you
engage revers egear. You can stor ethis posi-
tion. X
Make sur ethat the vehicle is stationary and
that the key is in position 2in the ignition
lock.
X Engage revers egear.
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 that allows you
to see the rea rwheel and the kerb.
The parkin gposition is stored.
i If you shift the transmission to anot her
po sition ,the exterior mirror on the front-
passenger side retur nsto the driving posi-
tion.
i You can also store the parking position
using memory button M?.
X Make sure that the key is in position
2in the ignitio nlock.
X With the exterior mirror on the front-
passenger side activa ted, use adjust-
ment button =to adjust the exterior
mirror to aposition which allows you
to see the rea rwheel and the kerb.
X Press memory button M? and one of
the arrow sonadjustment button =
within three seconds.
The parkin gposition 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
Turn the key to position 2in the ignition
lock.
X Adjus tthe exterior mirror on the front-
passenger side with the correspondin gbut-
ton (Y page 100).
X Engage reverse gear.
The exterior mirror on the front-passenger
side moves to the stored parking position. 102
MirrorsSeats, steerin
gwhee land mirrors

The exterior mirror on the front-passenger
side moves back to its original position:
R
as soon as you exceed aspeed of
15 km/h
R about ten seconds after you have disen-
gaged reverse gear
R if you press button :for the exterior mir-
ror on the driver' sside Memory function
Storing settings
With the memor yfunction, you can store up
to three different settings, e.g. for three dif-
ferent people.
The following settings are stored as asingle
memor ypreset:
R positio nofthe seat, backrest and head
rest raint
R driver's side: steerin gwheel position
R driver's side: position of the exterior mir-
ror sont he driver's and front-passenger
sides G
WARNING
The memory func tion can still be used when
the key has been removed. For this reason,
children should never be left unsupervised in
the vehicle. They coul dotherwis ebecome
trapped when adjusting the seat or the steer-
ing wheel. G
WARNING
Only use the memory function on the driver's
side when the vehicle is stationary .Other-
wise ,you coul dbedistracted from the traf fic
conditions by the steering wheel and seat
moving of their own accord ,and as aresult
cause an accident. X
Adjust the seat (Y page 94).
X On the driver' sside, adjust the steering
wheel (Y page 98) and the exterior mirrors
(Y page 100).
X Press memor ybutton Mand then press
storage position button 1,2or 3within
three seconds.
The settings are stored in the selected pre-
set position. Atone sounds when the set-
tings have been completed. Calling up
astore dsetting
X Pres sand hol dthe rele vant storage posi-
tion button 1,2or 3until the seat ,steering
wheel and exterio rmirror sare in th estored
position.
i The settin gprocedure is interrup tedas
soon as you release the storage position
but ton. Memory function
103Seats,steering wheeland mirrors Z

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).Exterior lighting
Important safet
ynotes
Fo rreasons of safety, Mercedes-Ben zrecom-
mends that you driv ewith the lights switched
on even during the daytime. In some coun-
tries, operation of the headlamps varies due
to legal requirement sand self-imposed obli-
gations. Notes on driving abroad
Convert to symmetrical dipped beam
when driving abroad: switch the headlamps
to symmetrical dipped beam in countries in
which traffic drives on the opposite sid eofthe
roa dtot he country wher ethe vehicle is reg-
istered. This prevents glar etooncoming traf-
fic. Symmetrical lights do not illuminate as
large an area of the edg eofthe carriageway.
Convert the headlamps as close to the border
as possible before drivin ginthese countries
(Y page 24 7).
Convert to asymmetrical dipped beam
after returning: convert the headlamps back
to asymmetrical dipped beam as soon as pos-
sible after crossing the border when returning
(Y page 247).
If the headlamps are converted to symmetri-
cal dipped beam, the "motorway mode" and "extended range foglamps" function
s(Intelli-
gent Light Syste m)are not available. Light switch
Operation 1W
Left-hand parkin glamps
2X Right-hand parkin glamps
3T Side lamps, licenc eplate and instru-
ment cluster lighting
4Ã Automatic headlamp mode/daytime
drivinglights
5L Dipped-beam/main-beam head-
lamps
BR Rear foglamp
The turn signals, main-beam headlamps and
the headlamp flasher are operated using the
combination switch (Y page 108).
! If the batter yhas been excessively dis-
charged, the side lamps or parkin glamps
are automatically switched off to enable
the nex tengine start. Alway sparky our
vehicl esafely and sufficiently li taccording
to lega lstandards. Avoi dthe contin uous
us eoft heT sidelam ps for several
hours. If possible, switch on the Xright
or the Wleft parking lamp.
The exter iorl igh ting (except the sid elam ps/
parking lamps )switches off automaticall yif
you:
R remove the key from the ignitio nlock
R ope nthe driver's door with the key in posi-
tion 0 106
Exterior lightingLights and windscreen wipers

If yo
uhear awarning tone when you leave the
vehicle ,the lights ma ystill be switched on.
X Turn the ligh tswitc htoà .
Dipped-beam headlamps X
To switch on th edipped-bea mhead-
lamps: turnthe ke yinthe ignition lock to
po sition 2or star tthe engine.
X Tur nthe li ght switch to L.
The L indicator lam pinthe instrument
clus terlight sup.
Day time driving lights You can activat
eordeactiva tethe daytime
driving ligh tsfunctio nusingthe on-board
compute r(Ypage 247).
X Day time drivin glights: activat ethe day-
ti me driving light sfunction using the on-
board computer.
X Turn the light switch to Ã.
When the engine is on: depe nding on the
ambien tlight conditions, the daytime driv-
ing lights or the parking and dipped-beam
headlamps are switched on.
When the dipped-beam headlamps are
switched on, the Lindicator lamp in the
instrumen tcluster lights up.
Automatic headlam pmode X
To switch on automatic headlamp
mode: turnthe light switc htoÃ.
Key in position 1in th eignition lock :the
side lamps ar eswitched on or off automat-
ically depending on the brightness of the
ambien tlight.
With the engin erunning: depe nding on the
brightness of the ambien tlight, the daytime
drivin glights 6
or the dipped-beam head-
lamps are switched on or off automatically.
When the dipped-beam headlamps are
switched on, the Lindicator lamp in the
instrumen tcluster lights up. G
WAR
NING
If the ligh tswitc hiss et to Ã,t he dipped-
beam headlamps will not com eonautomati-
cally if it is foggy. This could endanger you and
others. Therefore, tur nthe light switc hto
Lin fog.
The automatic headlamp featur eisonly an
aid. The driver is responsible for the vehicle's
lighting at all times.
Rear foglamp X
To switc honthe rear foglamp: turn the
key in th eignition lock to position 2or start
the engine.
X Tur nthe light switc htoLorÃ.
X Press the Rbutton.
The yellow Rindicator lam pint he
instrumen tcluster lights up.
X To switch off th erear foglamp: press the
R button.
The yellow Rindicator lamp in the
inst rument cluster goes out.
i If you switch the engine off (ke yinposi-
tion 1in the ignition lock )and then restart
it, the previous rear fogla mpsettings are
restored.
Rea rfoglamp X
To switch on th erearfoglamp: turnthe
key in the igni tion lock to position 2or start
the engine.
X Tur nthe light switc htoLorÃ.
X Press the Rbutton.
The yellow Rindicator lam pinthe
instrumen tcluster lights up.
X To switch off th erear foglamp: press the
R button.
The yellow Rindicator lamp in the
inst rument cluster goes out.
i If you switch the engine off (ke yinposi-
tion 1in the ignition lock )and then restart
6 Only if daytime driving ligh tshave been activa tedv ia the on-board computer. Exterior lighting
107Lightsand windscr een wipers Z

it, the previous rear foglam
psettings are
restored.
Adjusting th eheadlam prang e(halog en
headlamps) Th
eh eadlamp range control allow syou to
adjust the con eoflight from the headlamps
to sui tthe vehicle load. Headlam
prange control
g Driver' sseat and front-passenger seat
occupied
1 Driver's seat, front-passenger seat and
rear seats occupied
2 Driver's seat, front-passenger seat and
rear seats occupied and maximu mper-
missible rear axle load utilised when the
vehicle is laden
3 Driver's seat occupied and maximu mper-
missible rear axle load utilised when the
vehicle is laden
X Start the engine.
X Turn headlamp range control to the posi-
tion which corresponds to the load in your
vehicle.
Headla mpcleaning system The headlamps are cleaned automatically if
the "Wipe with washer fluid" fun
ction is oper-
ated ten times while the lights are on and the
engin eisrunning (Y page 116). When you
switc hoff th eignition, the automa tich ead-
lam pcleaning system is reset and counting is
resumed from 0. Combination switch
Tu rn signals :
Main-beam headlamps
; Turnsignal, right
= Headlamp flasher
? Turn signal, left
X To indicate briefly: press the combination
switch briefly to the pressure point in the
direction of arrow ;or?.
The corresponding turn signal flashes three
times.
X To indicate: press the combination switch
beyond the pressure point in the direction
of arrow ;or?.
Main-beam headlamps X
To switch on the main-bea mhead-
lamps: turn the key in the ignition lock to
position 2or start the engine.
X Turn the light switch to LorÃ.
X Press the combination switch beyond the
pressure point in the direction of
arrow :.
In the Ãposition, the main-beam head-
lamps are only switched on when it is dark
and the engine is running. 108
Exterio
rlightingLights and windscreen wipers

The
K indicator lam pint he inst rument
cluster lights up when th emain-beam head-
lamps are switched on.
X To switch off the main-bea mhead-
lamps: move the combination switch back
to its normal position.
The K indicator lamp in the instrument
cluster goes out.
Headlam pflasher X
To switch on: turnthe key in the ignition
lock to position 1or 2or star tthe engine.
X Pull the combina tion switc hinthe direction
of arrow =. Hazard warning lam
psThe hazar
dwarning lamps automatically
switch on if:
R an airbag is deployed.
R the vehicle decelerates rapidly from a
spee dofm ore than 70 km /hand come sto
as tandstill.
X To switc honthe hazard warning lamp s:
press button :.
All turn signal sflash. If you now switc hon
at urns ignal using the combination switch,
only the tur nsignal lamp on the corre-
spondin gside of the vehicle will flash.
X To switch off th ehazard warning
lamps: press but ton:.
The hazar dwarnin glamps switc hoff auto-
matically if th evehicle reaches aspeed of over 10 km/h again after full brak
eapplica-
tion.
i The hazar dwarnin glamps still operat eif
the ignition is switched off. Intelligen
tLight System
Active light function The active light fun
ction is asystem that
moves the headlamps according to the steer-
ing movements of the front wheels. In this
way, relevan tarea sremai nilluminated while
driving. This allows you to recognise pedes-
trians, cyclists and animals.
Active: when the lights are switched on.
Cornering light function The cornering light func
tion improves the illu-
mination of the roa dover awide angle in the
direction you are turning, enabling better vis-
ibility in tight bends, for example. It can only
be activated when the dipped-beam head-
lamps are switched on. Exterior lighting
109Lightsand windsc reenwipers Z

X
Drive with the headlamps switched on.
Th elevel of moisture diminishes, depend-
ing on the length of the journey and the
weather conditions (humidity and tem per-
ature).
If th elevel of moisture does not diminish:
X Have the headlamps checked at aquali fied
specialis tworkshop. Interior lighting
Overview of interior lighting
Overhead con
trol panel
: p To switch the left-hand front reading
lamp on/off
; c To switch the front interior lighting
on
= v To switch the rear interior lighting
on/off
? | To switch the front interior lighting/
automatic interior lighting control off
A p To switch the right-hand front read-
ing lamp on/off
B To switch the automatic interior lighting
control on Interio
rlighting control
Impor tant notes In order to prevent the vehicle'
sbattery from
discharging, the interior lighting functions are
automatically deactivated after some time except for when the key is in position
2in the
ignition lock.
The colour and brightness of the ambient
lighting may be set using the on-board com-
puter (Y page 248).
Automatic interior lighting control X
To switch on: set the rocker switch to
centre position B.
X To switch off: set the rocker switch to the
| position.
The interior lighting automatically switches
on if you:
R unlock the vehicle
R open adoor
R remove the key from the ignition lock
The interior light is activated for ashort while
when the key is removed from the ignition
lock .You can activate this delayed switch-off
using the on-boar dcomputer (Y page 249).
Manua linterior lighting control X
To switc hthe fron tinterior lighting on:
set the roc kers witch to the cposition.
X To switch the front interior lighting off:
set the rocker switch to the |position.
X To switch the rear interior lighting on/
off: press the ubutton.
X To switch the reading lamp son/off:
press the pbutton. Crash-responsive emergency lighting
The interior lightin gisactivate dautomatically
if the vehicle is involved in an accident.
X To switch off the crash-responsive
emergency lighting: press the hazard
warning lamp button.
or
X Lock and then unlock the vehicle using the
key. 112
Interior lightingLights and windscreen wipers

Brake lamp
X
Switch off the lights.
X Ope nthe luggage compartment.
X Open the service fla p(Ypage 115). :
Brake lamp
X Turn the bulb holder anti-clockwise and
remove it.
X Remov ethe bulb from the bulb holder.
X Insert the new bulb int othe bulb holder.
X Insert the bulb holder and tur nitclockwise.
X Close the servic eflap (Y page 115). Windscreen wipers
Switching the windscreen wipers on/
off G
WARNING
The windscreen will not longer be wiped prop-
erly if the wiper blades are worn. This could
preven tyou from observing the traffic condi-
tions, thereby causing an accident .Replace
the wiper blades twic eayear, ideally in spring
and autumn.
! Do not operate the windscreen wipers
when the windscreen is dry, as this could
damage the wiper blades. Moreover ,dust
that has collected on the windscreen can
scratc hthe glass if wipin gtakes place when
the windscreen is dry. !
If the windscreen wipers leave smears on
the windscreen after the vehicle has been
washe dinana utomatic car wash, this may
be due to wax or other residue. Clea nthe
windscreen with washer fluid after an auto-
matic car wash. Combination switch
1
$ Windscreen wiper soff
2 Ä Intermittent wipe, low 7
3 Å Intermittent wipe, high 8
4 ° Continuous wipe, slow
5 ¯ Continuous wipe, fast
B í Single wipe
C î To wip ewith washer fluid
X Turn the key to position 1or 2in the ignition
lock.
X Turn the combination switch to the appro-
priate position or press the button on the
side.
! Intermittent wiping with rain sensor: due
to optical influences and the windscreen
becoming dirty in dry weather conditions,
the windscreen wipers may be activated
inadvertently. This could damage the wind-
screen wiper blades or scratc hthe wind-
screen.
For this reason, you should always switch
off the windscreen wiper sind ry weather.
In the ÄorÅ position, th eappropriate
wiping frequenc yisset automatically accord-
ing to the intensity of the rain. In the Å
7 Rain sensor set to low sensitivity.
8 Rain sensor set to high sensitivity. 116
Windscreen wipersLights and windscreen wipers

position
,the rain senso rismore sensitive
than in the Äposition ,causing the wind-
screen wiper to wipe more frequently. Switching the rear window wiper on/
off Combination switch
:
è Rear window wiper switch
2 b To wipe with washe rfluid
3 ° To switch on intermittent wiping
4 e To switch off intermittent wiping
5 b To wipe with washer fluid
X Turn the key to position 1or 2in the ignition
lock.
X Slide switch :on the combination switch
up or down to the appropriate position.
When the rear window wiper is switched on,
the icon appears in the instrument cluster. Replacing the wiper blades
Import ants afety notes G
WARNING
Th ew iper arm scould star tmovin gand cause
an injury if you leave the windscreen wipers
switched on.
Remove the key from the ignition lock before
replacing the wipe rblades.
! To avoid damaging the windscreen wiper
blades, make sure that you touch only the
wiper arm of the windscreen wiper. !
Never open the bonnet if awindscreen
wiper arm has been folded away from the
windscreen.
Never fold awindscreen wiper arm without
aw iper blade back onto the windscreen/
rear window.
Hold the windscreen wiper arm firmly when
you change the wiper blade .Ifyou release
the windscreen wiper ar mwithout awiper
blade and it falls ont othe windscreen ,the
windscreen ma ybedamaged by the force
of the impact.
Mercedes-Benz recommends that you have
the wiper blades replaced by aqualified
specialist workshop, e.g. at aMercedes-
Ben zServic eCentre.
Replacin gthe windscreen wiper blades Removin
gthe wiper blades
X Remov ethe key fro mtheignition lock.
X Fold th ewiper arm away from th ewind-
screen. X
Firmly press release knob :and pull the
wiper blade upward sfromt he wi per arm in
the direction of the arrow. Windscreen wipers
117Lightsand windscr een wipers Z