height MERCEDES-BENZ M-Class 2012 W166 Owner's Manual

Rear
compartment
Setting theairv ent s...................... 135
Setting thetempera ture................ 130
Rear foglamp
Displ aymessa ge............................ 252
Switchi ngon/off ........................... 110
Rear seat
Adjusting ......................................... 98
Rear viewcamera
Cl eani nginstructio ns..................... 322
Function/notes ............................. 190
Rear-vie wmirror
Anti-glar e(manua l)........................ 103
Dippi ng(automa tic)....................... 104
Rear window defros ter
Prob lem(malfunction) ................... 133
Rear window heatin g
Switchi ngon/off ........................... 132
Rear window wiper
Rep lacing thewiper blade ....... ....... 119
Switchi ngon/off ........................... 118
Refue ling
Fuel gauge....................................... 29
Importa ntsafe tynotes .................. 149
Ref ueling proces s.......................... 150
see Fuel
Remote control
Ga rage door opener ....................... 305
Reportin g
Mal functions relevant tosafe ty....... .25
Res erve (fueltank)
see Fuel
Res erve fuel
Disp laym essage ............................ 257
Warni nglamp ........................ 276,277
see Fuel
Resi dual heat (climate control) ........ 133
Restrain tsyste m
see SRS (Supplemental Restraint
System)
Roadsi deAss istanc e(bre akdow n).... 22
Roll ersunb lind
Panor amaroofwith pow ertilt/
sli ding pane l....... ..............................90
Roof carrie r........................................ 293
Roof lining and carpets (clean ing
guide lines) ......................................... 325Roof
load(maximum) ........................ 390
Route see Routegui dance (navigation)
Route guidan ce(nav igati on)............ 228 S
Safety
Childre nint he vehicle ..................... 54
Chi ldrestrai ntsys tems .................... 54
Occupa ntClass ifica tion System
(OC S)............................................... 44
Overvi ewofoccup antsafe ty
sys tems ........................................... 38
Safety systems
see Driving safetysys tems
Seat belts
Adjusting thedrive r'sand front-
pas senger seatbelt ......................... 52
Adjusting theheight ....... .............. ....52
Belt force limiters ............................ 53
Cl eani ng....... ....... ........................... 324
Corr ectusage.................................. 50
Emergency Tensioning Devices ........53
Faste ning......................................... 51
Importa ntsafe tygui del ines ............. 49
Rel eas ing ......................................... 53
Safety guidel ines ............................. 39
Specia lseat belt retractor ............... 56
Switchi ngbeltadju stment on/off
(on-boa rdcompu ter)...................... 237
Warni nglamp ....... ..................... ..... 269
Warni nglamp (function) ................... 53
Seats
Adjusting (electrical ly). .................... 96
Adjusting the4-way lumba r
sup port ............................................ 99
Adjusting theheadrestrai nt............ 97
Cl eani ngthe cover ......................... 324
Corr ectdrive r'ssea tposi tion ...........94
Fold ingthe rear bench seat
forwa rds/ba ck....... ..................... ...287
Importa ntsafe tynotes .................... 95
Seat heating prob lem.................... 100
Seat ventila tionprob lem................ 100
Storing settings (memory
function) ........................................ 105 In
dex
15

ribs
orabd omen, whichcould severel y
injure internal organssuchasyou rliver or
spleen .
Adj ust the seat beltsothat theshoulder
sect ionislocat edasclos eas possible to
the middle ofthe shoulder .Its hould not
touch theneck .Never pass theshoulder
portion ofthe seat beltunder yourarm. For
this purpose, youcan adjust theheight of
the seat beltoutlet.
R Position thelapbelt aslow aspossible on
your hipsandnotacross theabdomen. If
the lapbelt isposition edacross your
abdomen, itcould cause serious injuries in
a crash.
R Never wearseatbelts overrigid or
breakable objectsinor on your clothing,
such aseyeglasses, pens,keysetc.,as
these might cause injuries.
R Make suretheseat beltisalway sfitt ed
snugly. Takespecial careofthis when
wearing looseclothing.
R Never useaseat beltformore thanone
person atatime. Donot fasten aseat belt
around aperson andanoth erperson or
other objectsat the same time.
R Seat belts should notbeworn twisted. Ina
crash, youwould nothave thefullwidth of
the seat belttodistribut eimpact forces.
The twisted seatbeltagainst yourbody
could cause injuries.
R Pregnant womenshouldalsoalway suse a
lap-shoulder belt.Thelapbelt portion
should bepositioned aslow aspossible on
the hips toavoid anypossible pressure on
the abdomen.
R Place theseat backrest inaposition thatis
as upright aspossible.
R Check yourseatbeltduring traveltomake
sure itis properly positioned.
R Never placeyourfeetonthe instr ument
panel, dashboard, oron the seat. Always keep
bothfeetonthe floor infront ofthe
seat.
R When usingaseat belttosecure infant
restraint s,toddler restraint s,or children in
booster seats,alwaysfollow thechild seat
manufacturer' sinstr uctions. G
WARNING Do
not pass seatbelts oversharp edges. They
could tear.
Do not allow theseat belttoget caught inthe
door orinthe seat adjustmen tmechanism.
This could damage theseat belt.
Never attempt tomake modifications toseat
belts. Thiscould impair theeffect iveness of
the seat belts.
Fastening seatbelts G
WARNING Acc
ording toaccident statistics,children are
safer when properly restrained onthe rear
seats thanonthe front -passenger seat.Thus,
we stron glyrecommen dthat children be
placed inthe rear seat whenever possible.
Regardless ofseating position, children12
years oldand under mustbeseated and
properly securedinan appropriately sized
child restraint systemorbooster seat
recommen dedforthe size andweight ofthe
child. Foradditional information,seethe
"Child reninthe vehicle" section.
Ac hild's riskofserious orfatal injuries is
significantly increasedifthe child restraint s
are not properly securedinthe vehicle and/
or the child isnot properly securedinthe child
restraint . Occ
upant safety
51Safety Z

X
Adju stthe seatand movethe backres tto
an almos tvertic alposition (Ypage 94).
X Pull theseat beltsmoot hlythrough belt
sash guide :.
X Without twistingit,guide theshoulder
sect ionofthe seat beltacross themiddle
of your shoulder andthelapsect ionacross
your hips.
X En gage belttongue ;inbuckle =.
Seat- beltadjustm ent:ifn ecessary, the
driver's andfront-passenger seatbelts
automatic allyadjust tothe upper body
(Y page 52).
X Ifnec essary, adjusttheseat belttothe
appropriate height(Ypage 52).
X Ifnec essary, pullupwards onthe shoulder
sect ionofthe seat belttotight enthe belt
across yourbody.
All seat belts except thedriver's seatbeltare
equipped withaspecial seatbeltretractor to
securely fastenchildrestraint systems inthe
vehicle. Forfurth erinfor mation onspecial
seat beltretractor s,see (Ypage 56).
For more information aboutreleasing theseat
belt with release button?,see "Releasing
seat belts" (Ypage 53). Seat
beltadjustm ent The
seat- beltadjustm entfunc tionadjusts the
driver's andfront-passenger seatbelttothe
upper bodyofthe occupants.
The belt strap istight ened slightly when:
R you engage thebelt tongue inthe belt
buckle andyouthen turntheSmart Keyto
position 2in the ignition lock.
R the Smart Keyisin position 2in the ignition
lock andyouthen engage thebelt tongue
in the buckle.
The seat- beltadjustm entwill apply a
retr action forceif any slack isdetec ted
between theoccupant andtheseat belt. Do
not hold ontothe seat belttight lywhile itis
adjustin g.You canswitch theseat- belt
adjustm entonand offinthe on-board
comput er(Y page 237).
The seat- beltadjustm entisan integral partof
the PRE-S AFE®
con venien cefunc tion.More
infor mation aboutPRE-SAFE®
can befound
in the "PRE-S AFE®
(preven tativeocc upant
protec tion)"sect ion(Ypage 49).
Belt height adjustm ent You
canadjust theseat beltheight onthe
driver's seatandthefron t-passenger seat. Adj
ust the height sothat theupper partofthe
seat beltisrouted across thecenterofyour
shoulder. 52
Occupant
safetySafety

Ac
hild inarear-facing childrestraint onthe
front passenger seatwillbeseriously
injured oreven killed ifthe front passenger
front airbag inflates.
R Ifyou have toplace achild inaforward-
facing childrestraint onthe front passenger
seat, move theseat asfar back aspossible,
use theproper childrestraint
recommen dedforthe age, sizeandweight
of the child, andsecure childrestraint with
the vehicle's seatbeltaccording tothe
child seatmanufacturer's instructions. G
WARNING Infant
sand small children shouldnevershare
a seat beltwith another occupant. Duringan
accident, theycould becrushed between the
occupant andseat belt.
Ac hild's riskofserious orfatal injuries is
significantly increasedifthe child restraint s
are not properly securedinthe vehicle and/
or the child isnot properly securedinthe child
restraint .
Children toobigforatoddler restraint must
ride inseats usingregular seatbelts. Position
the shoulder beltacross thechest and
shoulder, notface orneck .Abooster seat
may benecessary toachieve properseatbelt
positioning forchildren over41lb(18 kg)until
they reach aheight wherealap/shoulder belt
fits properly withoutabooster.
When thechild restraint isnot inuse, remove
it from thevehicle orsecure itwith theseat
belt toprevent thechild restraint from
becoming aproject ileinthe event ofan
accident .
If an infant orchild istraveling inthe vehicle:
X Secure theinfant orchild withan
appropriate infantorchild restraint
recommen dedforthe child's ageand
weight.
X Make surethattheinfant orchild is
properly securedatall times whilethe
vehicle isin motion . G
WARNING When
leaving thevehicle, alwaysremove the
Smart Keyfrom theignition lock.Always take
the Smart Keywith youand lock thevehicle.
Do not leave children unattendedinthe
vehicle, evenifthey aresecured inachild
restraint system,orwith access toan
unlocked vehicle.Achild's unsupervised
access toavehicle couldresult inan accident
and/or serious personal injury.Thechildren
could:
R injure themselves onparts ofthe vehicle
R be seriously orfatally injured through
excessive exposuretoextrem eheat orcold
R injure themselves orcause anaccident with
vehicle equipment thatcanbeoperated
even ifthe SmartKey isremoved fromthe
ignition lockorremoved fromthevehicle,
such asseat adjustment ,steering wheel
adjustment ,or the memory function
If children openadoor, theycould injure other
persons orget out ofthe vehicle andinjure
themselves orbe injured byfollowing traffic.
Do not expose thechild restraint systemto
direct sunlight. Thechild restraint system's
metal parts, forexample, couldbecome very
hot, andthechild could beburned onthese
parts. G
WARNING Do
not carry heavy orhard object sin the
passenger compartmen tortrunk unles sthey
are firmly secure din pla ce.
Unsecured orimprop erlypositioned cargo
increase sa child 'srisk ofinjury inthe event
of
R strong braking maneuvers
R sudd enchanges ofdirectio n
R an accide nt
Spec ialseat beltretr act or All
seat beltsexc ept thed river's seatbeltare
equ ipped with aspeci alseat beltretrac tor.
When activated, thespecial seatbelt 56
Childr
eninthevehicleSafety

retractor
ensuresthe seat beltw illnot
slack enonc ethe child restraint systemhas
been secured.
In st alling achild restraint system:
X Always complywith themanuf acturer' s
inst allation instruct ions .
X Pull theseat beltsmoo thlyfromt heinertia
reel.
X Engage theseat belttongue inthe belt
buckle.
Act ivating thespecial seatbeltretract or:
X Pull theseat beltoutfully andletthe inertia
reel retract itagain.
While theseat beltisretract ing,youshould
hear aratchet ingsound. Thespecial seat
belt retract orisenabled.
X Push down onthe child restraint systemto
take upany slack.
Removing achild restraint system/
deactivating thespecial seatbeltretract or:
X Always comply withthemanufacturer's
installation instructions.
X Press theseat beltrelease buttonand
guide thebelt tongue tothe belt outlet.
The special seatbeltretract oris
deactivated. G
WARNING Never
release theseat beltbuckle whilethe
vehicle isin motion, sincethespecial seatbelt
retract orwill bedeactivated.
LATCH-type (ISOFIX)child seatanchors
in the rear G
WARNING Children
thataretoo large forachild restraint
must travel inseats usingnormal seatbelts.
Position shoulder beltacross thechest and
shoulder, notface orneck .
In order toattain thecorrect seating position
for children weighing over41lb(18 kg), itmay
be necessary touse abooster seatuntil they
reach aheight whereanormal lap/should er seat
beltliesproperly acrosstheirbodies
without theneed forabooster seat.
Inst allthe child restraint systemaccording to
the manufacturer's instructions.
The child restraint systemmustbeinstalled
firmly onboth brackets.
An incorrec tlyinstalled childrestraint system
can come looseinthe event ofan accident,
causing thechild tobe severely orfatally
injured.
Child restraint systems/child restraint
retaining bracketsthataredamaged orhave
suffered damageduetoan impact mustbe
replaced.
LATCH-t ype(ISOFIX) isastandardized
securing systemforspecially designed child
restraint systemsonthe rear seats. Securing
rings fortwo LATCH-t ype(ISOFIX) child
restraint systemsareinstalled onthe left and
right ofthe rear seats.
Secure nonLATCH-t ype(ISOFIX) child
restraint systemsusingthevehicle's seatbelt
system. Alwaysinstallchildrestraint systems
according tothe manufacturer's instructions.
! When installing thechild restraint system,
make surethattheseat beltforthe cent er
seat does notgettrapped. Otherwise, the
seat beltcould bedamaged. :
Securing rings
X Inst allthe LATCH-t ype(ISOFIX) child
restraint system.Complywiththe
manufacturer's instructionswhen doing
so. Children
inthe vehicl e
57Safety Z

inj
ury tothe head andneckint he event ofan
accident orsimilar situation.
Do not drive thevehicle without theseat head
restraint s.Head restraint sare intended to
help reduce injuries duringanaccident.
! Toavoid damage tothe seats andtheseat
heating, observethefollowing information :
R do not spill anyliqui dson the seats. If
liqui dis spilled onthe seats, drythem as
soon aspossible.
R ifthe seat covers aredamp orwet, donot
switch onthe seat heating. Theseat
heating shouldalsonottobe used todry
the seats.
R clean theseat covers asrecommen ded;
see the"Interior care"section.
R do not transport heavyloadsonthe
seats. Donot place sharp object son the
seat cushions, e.g.knives, nailsortools.
The seats should onlybeoccupied by
passengers, ifpossible.
R when theseat heating isin operation, do
not cover theseats withinsulating
materials, e.g.blankets, coats,bags,
seat covers, childseats orbooster seats.
! When youmove theseats, makesurethat
there arenoobject sin the footwell or
behind theseats. Otherwise, youcould
damage theseats andtheobject s.
! When therear bench seatisfolded
forwards, thefront seats cannot bemoved
to their rearmost position.Youcould
otherwise damagetheseats andtherear
bench seat.
! Make surethatthesun visor isfolded up
before adjusting thebackrest andhead
restraint height.Thehead restraint andsun
visor could otherwise collidewhenthehead
restraint isfully exten ded. i
It
is not possible toremove thehead
restraint sfrom thefront seats. Therear-
compartmen thead restraint scan be
removed (Ypage 98). Please
contactanauthorized Mercedes-
Benz Center formore information . i Other
topics:
R cargo compartmen tenlargement
(folding therear bench seatforwards)
(Y page 287) Adjust
ingthe seats electrically :
Head restraint height
; Seat cushion angle
= Seat height
? Seat fore-and- aftadjustment
A Backrest angle i
Vehicles
withmemory function:ifPRE-
SAF E®
has been triggered, thefront -
passenger seatwillbemoved toabetter
position ifit was previously inan
unfavorable position. i
You
canstore theseat settin gsusing the
memory function(Ypage 105). i
Vehicles
withmemory function:when the
seat ismoved forwards orrearwards, the
headrest ismoved upordown
automatically .96
SeatsSeats, steering wheel and mirrors

Adj
usting thehea dres train ts
Adj usting thehea dres train tsma nua lly Adj
usting thehea dres train theig ht
! The head restrain tsmus tonly berem oved
at aqu alifi ed spe cialist wo rksh op.
Mer cedes-B enzreco mme ndsthatyou use
a Mercedes-B enzCenter forthis purpose. X
To raise: pullthehead restraintuptothe
desired position.
X To lowe r:press release catch: inthe
direction ofthe arrow andpush thehead
restr aintdown tothe desired position.
Adjust ingthe fore/aft position ofthe
head restraint With
thisfunct ionyou can adjust thedistance
between thehead restraintandtheback of
the seat occupant 'shead.
X To adj ust forward s:pull thehead restraint
forwards inthe direction ofthe arrow until
it engages. There
areseveral notches.
X To adj ust rear wards: pressandhold the
release button:and push thehead
restr aintback.
X When thehead restraintisin the desired
position, releasethebutton andmake sure
that thehead restraintisengaged in
position.
Adjust ingthe head restraints
elec trically X
To adj ust the head restraintheight: slide
the switch forhead restraintadjustmen t
(Y page 96)upordown inthe direction of
the arrow.
Rear seathead restraints G
WARNIN
G For
safety reasons, alwaysdrive withtherear
head restraint sin the upright position when
the rear seats areoccupied.
Keep thearea around headrestraint sclear of
articles (e.g.clothin g)to not obstruct the
folding operation ofthe head restraint s. G
WARNIN
G For
your protect ion,drive onlywith properly
positioned headrestraint s.
Adjust thehead restraint insuch away that it
is as close tothe head aspossible andthe
cent erofthe head restraint supports theback
of the head ateye level. Thiswillreduce the
potent ialfor injury tothe head andneck inthe
event ofan accident orsimilar situation.
With arear seat occupied, makesuretomove
the respect ivehead restraint upfrom the
lowest non-useposition andhave the
occupant adjustthehead restraint properly.
Do not drive thevehicle without theseat head
restraint sinstalled whentherear seats are
occupied. Headrestraint sare inten dedto
help reduce injuries duringanaccident . Seats
97Seats, steering wheel and mirrors Z

Adj
usting thest eer ing wheel
ma nua lly :
Releas elev er
; Toadj ust thest eer ing whee lheig ht
= Toadj ust thest eer ing whee lpos ition
(fo re- and -aftadj ust men t)
X Push release lever: down comple tely.
The steer ing column isunl ocked.
X Ad jus tthe steering wheeltothe desired
position.
X Push release lever:upcompletely.
The steering columnislocked.
X Check ifthe steering columnislocked.
When doingso,trytopush thesteering
wheel upordown ortry tomove itin the
fore-and- aftdirection. Adjust
ingthe steering wheel
elec trically :
Toadjust thesteering wheelheight
; Toadjust thesteering wheelposition
(fore-and-aft adjustment) i Other
topics:
R EAS Y-ENTRY/EXI Tfeature
(Y page 102)
R Stor ingsettin gs(Ypage 105) Steering
wheelheating
Switching on/off X
Make surethattheSmartK eyisin position
2 in the ignition lock.
X To switch on/off: turnthelever inthe
direction ofarrow :or;.
Indicator lamp=lights uporgoes out.
Vehicles withoutKEYLESS-GO: when you
remove thekey from theignition lock,the
steering wheelheating isdeactivated.
Vehicles withKEYLE SS-GO: when youswitch
off the ignition andopen thedriver's door,the
steering wheelheating isdeactivated.
Problems withthesteering wheel
heating The
steering wheelheating hasswitched off
prematurely orcannot beswitched on.The
vehicle's electrical systemvoltage istoo low
because toomany electrical consumers are
switched on.
X Switch offelectrical consumers whichyou
do not need, suchasthe rear window
defroster orinterior lighting. Steering
wheel
101Seats, steering wheel and mirrors Z

cannot
complete the attem ptedclimb, back it
dow ninr everse gear.
Do not drive along theside ofaslope. The
vehicle mightotherwiserollover. Ifin doing so
the vehicle beginstoshow aten dency toroll,
immediately steerintoaline ofgravity
(straight upordownhill).
Never letthe vehicle rollbackwards inidle.
You may losecontrol ofthe vehicle ifyou use
only theservic ebrake. Forinfor mation on
driving downhill, see"Drivin gdownhill". G
WARN
ING Vehicles
withairsuspension program:Please
be aware thatbyraising thevehicle level,the
cent erofgravity alsorises. Therefor e,alway s
ensure thatthevehicle levelisas low as
possible. Withhigher rideheight theESP®
may activat eearlier incert ainsituation s. G
WARN
ING Do
not reduce thetire inflation pressure
before driving through sand. However, ifyou
do so, remember tocorr ectthe tire inflation
pressure beforecontinuin gyour trip.Drivin g
with reduced tireinflation pressure increases
the risk oflosing control ofthe vehicle and
rolling over.
General notes Read
thissect ioncarefully beforedriving your
vehicle off-road. Practicebydriving overmore
gent leoff- road terrainfirst .
Familiarize yourselfwiththecharact eristics
of your vehicle andthegear shiftoperation
before driving through difficult terrain.
The following drivingsystems arespecially
adapted tooff- road driving:
R Off- road ABS(Ypage 61)
R AIRMA TICpackage (vehiclelevel)
(Y page 180)
R DS R(Downh illSpeed Regulation)
(Y page 208) Observe
thefollowing notes:
R Stop the vehicle beforestartingtodrive
along anoff- road route.
R For vehicles withAIRMA TICpackage:
select avehicle levelthatissuitable forthe
off- road terrain. Make surethere isalway s
sufficien tground clearanc eto preven t
damage tothe vehicle.
R Check thatitems ofluggage andloads are
stowed safelyandarewell secured
(Y page 288).
R Always keeptheengine runningand ingear
when driving onadownhill gradient.
Ac tivat eDS R(Ypage 208).
R Always keepthedoors, tailgate, windows
and sliding sunroof closedwhiledriving.
R Adapt yourspeed tothe terrain. The
rougher, steeperormore rutsonthe
terr ain, theslower yourspeed should be.
R Driv eslowly andatan even speed through
the water. Ensure thatabow wave doesnot
form asyou drive.
R Driv ewith extreme careonunkn ownoff-
road routes wherevisibility ispoor. For
safety reasons ,get out ofthe vehicle first
and survey theoff-road route.
R Look outforobstac lessuch asrock s,holes,
tree stumps andfurrows.
R Check thedepth ofwater before fording
rivers andstreams.
R When fording,do not stop anddonot
switc hoff the engin e.
R On sand, drivequickly tooverc omethe
rolling resistance. Otherwise, thevehicle
could digitself intothe sand.
R Do not jump withthevehicle asthis will
int errupt thevehicle's propulsion.
R Always keeptheengin erunn ingand ingear
when drivingon aslope.
R Do not shift theautomatic transmission to
tran smission positionN. Driving
tips
163Driving and parking Z

Check
listbefor edr iving off-road X
Engine oillevel: check theen gin eoil and
add oilifne ces sary.
When drivingonsteep grad ients,th eoil
leve lmust besuff iciently high toensure a
co rrect oilsupply inthev ehicle.
X DEF tank (BlueTEC vehicles): checkthe
fluid level and,ifnec essary, refilltothe
maximum (13l)(Y page 152).
X Wheel-changing toolkit:chec kthat the
jack isworkin gand make sureyouhave the
lug wrenc h,arobust towcable andafolding
spade inthe vehicle.
X Wheels andtires: chec kthe tire tread
depth andtirepressure.
X Check fordamage andremove anyforeign
objec ts,e.g. small stones,from the
wheels/tir es.
X Replace anymissing valvecaps.
X Replace dentedordamaged wheels.
X Rims: dentedorbent rimscanresult ina
loss oftire pressure anddamage thetire
bead. Therefor e,chec kyour rims before
driving off-road andreplace themas
required.
! Ifthe engine oilwarning lamplights up
while thevehicle isin motion ,stop the
vehicle inasafe place assoon aspossible.
Check theengine oillevel. Theengine oil
warning lampwarning mustnotbeignored.
Continuing thejourney whilethesymbol is
display edcould leadtoengine damage.
Checklist afterdriving off-road G
WARNIN
G If
you notic esudden significant vibrationsor
unusual handling performanc eor ifyou
suspect thatdamage hasoccurred tothe
vehicle, youshould activate thehazard
warning lamps,gentlyreduce speedand
carefully headforanarea thatislocated ata
safe distance fromtheroad.
Check thetires andtheunderside ofthe
vehicle fordamage. Ifthe vehicle seems unsafe,
havethevehicle towedawaytothe
nearest Mercedes-B enzCenter ortire dealer
to be repaired.
! Ifyou detect damage tothe vehicle after
driving off-road, havethevehicle checked
immediately ataquali fiedspecialist
workshop.
Drivin gover rough terrain placesgreater
demands onyour vehicle thandriving on
normal roads.Afterdriving off-road, check
the vehicle. Thisallows youtodetect damage
promptly andreduce therisk ofan accident
to yourself andother roadusers.
X Deact ivateDSR(Ypage 208).
X Vehicles withtheAIRMATIC package:
lower thevehicle toaride height suitable
for the road condit ions,e.g.tothe
highway /high-speed level.
X Clean theheadlamps andrear lights and
check fordamage.
X Clean thefront andrear license plates.
X Clean thewheels/tires withawater jetand
remove anyforeign objects.
X Clean thewheels, wheelarches andthe
vehicle underside withawater jet;check
for any foreign objectsand damage.
X Check whether twigsorother partsof
plants havebecome trapped. These
increase therisk offire and candamage
fuel pipes, brakehoses orthe rubber
bellows ofthe axle jointsand propeller
shafts.
X Aft erthe trip, examine withoutfailthe
entire undercarriage, wheels,tires,brakes,
bodywork structure,steerin g,chassis and
exhaust systemfordamage.
X Aft erdriving forexten dedperiods across
sand, mud,gravel, waterorinsimilarly dirty
condit ions,havethebrake discs, wheels,
brake pads/linings andaxle jointscheck ed
and cleaned.
X Ifyou detect strongvibrations afteroff-road
travel, checkforforeign objectsin the
wheels anddrive trainandremove themif 164
Driving
tipsDriving and parking