2012 MERCEDES-BENZ M-Class cruise control

Swi
tching seatheating on/off......... 99
Switchi ngsea tventila tionon/off ..100
Sec uring hooks....... ..................... ...... 288
Sen sors (clean inginstruction s)....... 322
Servi ce
see ASSYST PLUSserviceinterva l
dis pla y
Servi ceinte rval display
Displ aying servi cemessa ges......... 317
Hidi ngservi cemessa ges............... 317
Notes ............................................. 318
Service messages.......................... 317
Servi cemenu (on-bo ardcomputer) .233
Servi ceproducts
Brake fluid..................................... 389
Ca paci ties ...................................... 384
Coo lant (engi ne)............................ 389
DEF speci aladd itive s..................... 387
Engine oil....................................... 388
Fuel ................................................ 385
Importa ntsafe tynotes .................. 382
Ref rige rant (air-condi tioning
sys tem) .......................................... 389
Was herfluid.......................... .........3 90
Settin gs
Factory (on-boardcompu ter)......... 237
On-boa rdcompu ter....................... 233
Settin gthe airdistribu tion............... 130
Settin gthe airflo w............................ 131
Side impact airbag ............................. 43
Side marker lamp(display
messag e)............................................ 252
Side marker lamps(changi ng
bulb s)................................................. 117
Side window s
Conve nience closingfeatu re............ 86
Conve nience openingfeatu re.......... 86
Importa ntsafe tyinforma tion........... 85
Openi ng/closi ng.............................. 85
Prob lem(malfunction) ..................... 87
Res etting ......................................... 87
Sli ding sunroo f
Importa ntsafe tynotes .................... 88
Openi ng/closi ng.............................. 89
Prob lem(malfunction) ..................... 91
Res etting ......................................... 89
see Panor amaroofwith pow er
tilt/sl iding pane l SmartKey
Cha nging thebattery ....................... 76
Cha nging theprogr ammi ng............. 74
Che cking thebattery ....................... 76
Conve nience closingfeatu re............ 86
Conve nience opening featu re.......... 86
Displ aymessa ge............................ 267
Door central locking/u nlocking.......72
Importa ntsafe tynotes .................... 72
Loss ................................................. 77
Mecha nicalkey................................ 75
Posi tions (ignition lock)................. 139
Prob lem(malfunction) ..................... 77
Starting theengine ........................ 140
Sno wchai ns
Informati on.................................... 353
Soc kets
Lugg agecompa rtment ................... 298
Poi nts toobse rvebefo reuse ......... 297
Rea rcompartmen t......................... 297
Spare wheel
Notes/da ta.................................... 377
Storage location ............................ 329
see Emergency sparewhe el
Spec ialistwo rkshop ............................ 25
Spee d,controll ing
see Cruisecontrol
Spee dometer
Digita l............................................ 227
In the Instrument cluster................. 29
Segments ...................................... 223
Selecti ngthe unit of
meas urement................................ 233
see Instrument cluster
SRS (Supple mentalRestrain t
Syste m)
Displ aymessa ge............................ 246
Introducti on..................................... 38
Warni nglamp ....... ..................... ..... 275
Warni nglamp (function) ................... 38
Standing lamps
Cha nging bulbs.............................. 116
Displ aymessa ge............................ 252
Switchi ngon/off ........................... 108
Starting (engi ne) ....... .........................140
Station
see Radio
STEE RCONT ROL .................................. 6716
In
dex

Cockp
it Funct
ion Pag
e :
St
eer ing wheel paddle
shif ters 14
7 ;
Comb
inationswit ch 11
1 =
In
st rum entclus ter 29
?
Hor
n A
DI
RECT SELECT leve r 14
4 B
PA
RKTRO NICwarn ing
displ ay 18
3 C
Ove
rheadcontrol pane l 34
D
Climat
eco ntrol syst ems 12
2 E
Ign
ition lock 13
9 St
art /S topbut ton 13
9 Funct
ion Pag
e F
Ad
jus tsthest eer ing wheel
man ually 10
0 G
Ad
jus tsthest eer ing wheel
elec tricall y 10
0 St
eer ing wheel heating 10
1 H
Cruise
control leve r 16
8 I
Open
sth ehood 31
2 J
On
-bo ard diagn ostic
int erf ace 24
K
Ele
ctric park ingbrak e 15
6 L
Ligh
tswitc h 10
8 M
Night
ViewAssist Plus 19
5 28
CockpitAt a glance

Dri
vin gtips
Kickd own Use
kick down formax imum acceler ation .
X Ve hic les forUSA: fullydepr essthe
acc eler ator peda l.
The trans mis sions hifts toalower gear
depending onthe engine speed.
X Vehicles forCanada: depressthe
accelerator pedalbeyond thepressure
point.
The transmission shiftstoalower gear
depending onthe engine speed.
Rocking thevehicle free Rocking
thevehicle freebyshifting backand
forth between transmission positionsDand
R can help tofree avehicle thathasbecome
stuck inmud orsnow. Theengine
management systemofthe vehicle limits
shifting backandforth between transmission
positions Dand Rto amaximum speedof
5 mph (9km/h). Toshift back andforth
between transmission positionsDand R,
move theselector leverupand down beyond
the pressure point.
Working onthe vehicle G
WARNING When
working onthe vehicle, engagethe
electronic parkingbrakeandshift the
automatic transmission intopark position P.
Otherwise thevehicle couldrollaway which
could result inan accident and/orserious
personal injury.
Tra iler towing X
Drive inthe middle ofthe engine speed
range onuphill gradients.
X Depending onthe uphill ordownhill
gradient, shiftdown intoshift range 3or
2(Y page 147), evenifcruise controlor
DIS TRONIC PLUSareswitched on. Steering
wheelpaddleshifters You
canrestrict orderestrict theshift range
by using thesteering wheelpaddle
shifters :and ;(Y page147). i
You
canonly change gearwiththe
steering wheelpaddle shifters whenthe
transmission isin position D. Shift
ranges
Introduction In
transmission positionD,you can usethe
steering wheelpaddle shiftertorestrict or
derestrict theshift range forthe automatic
transmission (Ypage 147).
The shift range selected isshown inthe
multifunction display.The automatic
transmission shiftsonlyasfar asthe selected
gear. Driving
situations =
You
canusetheengine's braking
effect . Automat
ictransmission
147Driving and parking Z

This
style ofdriving prevent s:
R the vehicle fromlifting offthe ground onthe
brow ofahill
R the vehicle fromtraveling tooquickly down
the other side
Driving downhill R
Drive slowly.
R Do not drive atan angle down steep
inclines. Steer into theline offall and drive
with thefron twheels aligned straight.
Otherwise, thevehicle couldslipsidewa ys,
tip and rollover.
R Before tackling steepdownhill gradients,
select shiftrange 1.
R Act ivate DSR. Ifthis isnot sufficient, brake
gently. Whendoingso,make surethatthe
vehicle isfacing inthe direction ofthe line
of fall.
R Check thatthebrakes areworking normally
after along downhill stretch. i
The
special off-road ABS settin genables
a precise, briefandrepeated lockingofthe
front wheels, causing themtodig into the
loose earth. Beaware thatthefront wheels
easily skidacross theground surface if
completely brakedandtherefore losetheir
abili tyto steer. Driving
systems Cruise
control
Import antsafety notes G
WARNING The
cruise controlisaconven iencesystem
designed toassist thedriver during vehicle
operation. Thedriver isand must always
remain responsible forthe vehicle's speed
and forsafe brake operation.
Only usethecruise controlifthe road, traffic,
and weather condition smake itadvisabl eto
travel ataconst antspeed. R
The useofthe cruise controlcan be
dangerous onwinding roadsorinheavy
traffic because condition sdo not allow safe
driving ataconst antspeed.
R The useofthe cruise controlcan be
dangerous onslippery roads.Rapid
changes intire tract ioncan result inwheel
spin andloss ofcont rol.
R Deactivate thecruise controlwhen driving
in fog.
The "Resu me"funct ionshould onlybe
operated ifthe driver isfully aware ofthe
previously setspeed andwishes toresume
this particular presetspeed. G
WARNING The
cruise controlbrakes automatically so
that thesetspeed isnot exceeded.
General notes Cruise
controlmaintains aconst antroad
speed foryou. Itbrakes automatically inorder
to avoid exceeding thesetspeed. Onlong and
steep downhill gradients, especiallyif the
vehicle isladen ortowing atrailer, youmust
select shiftrange 1,2or 3in good time. By
doing so,you willmake useofthe braking
effect ofthe engine, whichrelieves theload
on the brake system andprevents thebrakes
from overheating andwearing tooquickly.
Use cruise controlonly ifroad andtraffic
condition smake itappropriate tomaintain a
steady speedforaprolonged period.Youcan
set any road speed above20mph
(30 km/h). i
Cruise
controlshould notbeactivated
during off-road driving. Driving
systems
167Driving and parking Z

Cru
isecont rollever :
Toact ivat eor inc reas espee d
; Toact ivat eor reduc espee d
= Todeac tivate cruise control
? Toact ivat eat thecur ren tspeed/last
stor edspeed
When youactiv atecruise control,the stor ed
speed isshown inthe multifun ction display
for five secon ds.Inthe multifun ction display,
the segmen tsbetween thestor edspeed and
the maximum speedlightup.
Activat ionconditions To
activ atecruise control,all ofthe following
activ ation condition smust befulfilled:
R your vehicle mustnotbesecured bythe
elect ricparkin gbrake.
R you aredrivin gfaster than20mph
(30 km/ h).
R ES P®
must beactiv e,but not interven ing.
R the tran smission mustbeinposition D.
R DS Rmust bedeactiv ated.
Activat ingcruise control You
canadopt thecurren tspeed ifyou are
drivin gfaster than20mph (30km/ h). X
Ac celerat ethe vehicle tothe desired
speed.
X Brief lypress thecruise controllever
up : ordown ;.
X Remove yourfootfrom theacceler ator
pedal.
Cruise controlis activ ated. Thevehicle
automatic allymaint ainsthestor edspeed. i
Cruise
controlmay beunable tomaint ain
the stor edspeed onuphill gradient s.The
stor edspeed isresumed whenthegradient
evens out.Cruise controlm aint ains the
st ore dspee don down hillgrad ientsby
auto maticall yapplyin gth ebrak es.
Activ ating with thecur ren tor last
st ored speed G
WAR
NING The
setspee dstore din mem oryshould only
be set again ifpre vailin groad condi tions and
legal speedlimit sper mit.Possible
acceleration ordeceleration differences
arising fromreturn ingtothe preset speed
could cause anaccident and/orserious injury
to you and others.
X Briefly pullthecruise controllever towards
you ?.
X Remove yourfootfrom theaccelerator
pedal.
The first time cruise controlisactivated, it
stores thecurrent speedorregulates the
speed ofthe vehicle tothe previously
stored speed.
Setting aspee d G
WARNI
NG Kee
pin mind thatitm aytak eabrie fmoment
until thevehicle hasmade thenecessary
adjustmen ts.
Inc rease ordecrease thesetvehicle speedto
a value thattheprevailing roadcondit ionsand
legal speed limitspermit. Otherwise, sudden
and unexpect edacceleration ordeceleration 168
Driving
systemsDriving and parking

of
the vehicle couldcause anaccident and/
or serious injurytoyou and others.
X Press thecruise controllever up: for a
higher speedordown ;for alower speed.
X Keep thecruise controllever pressed until
the desired speedisreached.
X Relea sethe cruise controllever.
The new speed isstored.
X Making adjustm entsin1mph
increments (1km/h increments): briefly
press thecruise controllever tothe
pressure point.
The laststored speedisincreased or
decreased in1mph increm ents(1km/ h
increm ents).
X Making adjustm entsin5mph
increments (10km/h increments):
briefly pressthecruise controllever
beyond thepressure point.
The laststored speedisincreased or
decreased in5mph increm ents(10km/ h
increm ents). i
Cruise
controlisnot deactivated ifyou
depress theaccelerator pedal.For
example, ifyou accelerate brieflyto
overtak e,cruise controladjusts the
vehicle's speedtothe last speed stored
after youhave finished overtaking.
Deactivating cruisecontrol There
areseveral waystodeactivate cruise
cont rol:
X Briefly pressthecruise controllever
forwards =.
or
X Brake.
Cruise controlisautomatically deactivatedif:
R you engage theelectric parking brake.
R you aredriving below20mph (30km/ h).
R ESP ®
interv enesoryou deactivate ESP®
. R
you activate DSR.
R you shift thetrans mission toposition N
while driving.
If cruise controlisdeactivated, youwillhear
a warning tone.You willsee the Cruise
Control
Off message
inthe multifunct ion
display forapproximately fiveseconds. i
When
youswitch offthe engine, thelast
speed stored iscleared. DISTRONIC
PLUS
Import antsafety notes G
WARNING The
DISTRONIC PLUSrequires familiarity with
its operational characteristics.Westron gly
recommen dthat youreview thefollowing
informat ioncarefully beforeoperating the
system. G
WARNING The
DISTRONIC PLUSisaconv enienc e
system. Itsspeed adjustmen treduction
capability isinten dedtomake cruise control
more effectiveand usable whentrafficspeeds
vary. Itis not however, intendedto,nor does
it, replace theneed forextreme care.
The respons ibilityforthe vehicle's speed,
distanc eto the precedin gvehicle and,most
import antly,brake operation toensure asafe
stoppin gdistanc e,alway sremains withthe
driver.
The DISTRONIC PLUScannottake street and
traff iccon ditions intoaccount .
Complex drivingsituation sare not alway s
fully recogn izedbythe DISTRONIC PLUS.This
could result inwrong ormissing distance
warnings. G
WARN
ING The
DISTRONIC PLUSadaptive cruisecontrol
is not asubstit uteforactive driving
involvem ent.It does notreact topedestrian s
or on stat ionary objects,nor does itrecogn ize Driving
systems
169Driving and parking
Z

This
device hasbeen approved bythe FCC
as a“Vehicular RadarSyst em” .The radar
sensor isinten dedforuse inan automotive
radar system only.Removal, tampering, or
altering ofthe device willvoid any
warranties, andisnot permitted bythe
FCC. Donot tamper with,alter, oruse in
any non- approved way.
Any unauthorized modificationtothis
device couldvoidtheuser’s authority to
operate theequipment. i
Canada
only:Thisdevice complies with
RSS-2 10ofIndustry Canada.Operation is
subject tothe following twocondition s:
1. This device maynotcause interfer ence,
and
2. this device mustaccept anyinterfer ence
received, includinginterferencethatmay
cause undesired operationofthe device.
Removal, tampering, oraltering ofthe
device willvoid anywarranties, andisnot
permitted. Donot tamper with,alter, oruse
in any non- approved way.
Any unauthorized modificationtothis
device couldvoidtheuser’s authority to
operate theequipment.
Cruise control lever :
Toactivate orincrease speed
; Toactivate orreduce speed
= Todeactivate DISTRONIC PLUS
? Toactivate atthe current speed/last
stored speed
A Toset the specified minimum distance Activating
DISTRONIC PLUS Activation
conditions
In order toactivate DISTRONIC PLUS,the
following conditionsmust befulfilled :
R the engine mustbestarted. Itmay take up
to two minutes afterpullingaway before
DIS TRONIC PLUSisoperational.
R the electric parking brakemustbe
released.
R ESP ®
must beactive, butnot interven ing.
R the transmission mustbeinposition D.
R the driver's doormust beclosed whenyou
shift from Pto Dor your seatbeltmust be
fastened.
R the front -passenger doorandrear doors
must beclosed.
R DSR must bedeactivated.
R the vehicle mustnotskid.
Activating whiledriving
When driving atspeeds below20mph
(30 km/h) ,you can only activate DISTRONIC
PLUS ifthe vehicle infront hasbeen detect ed
and isshown inthe multifunct iondisplay .If
the vehiclein fro ntisno longe rdetec tedand
displayed, DISTRONIC PLUSswitch esoff and
a ton esounds.
X Briefly pullthecruise control lever towards
you ?,orbriefly pressup: ordown ;.
DIS TRONIC PLUSisselect ed.
X Keep thecruise control lever pressed
up : ordown ;until thedesired speed
is set.
X Remove yourfootfrom theaccelerat or
pedal.
Your vehicle adaptsitsspeed tothat ofthe
vehicle infron t,but only uptothe desired
stor edspeed. i
If
you donot fully release theaccelerat or
pedal, the DISTRON
ICPLUS Passive message
appearsinthe multifunc tion
display. Thesetdistanc eto aslower-
movin gvehicle infron twill then notbe
maint ained. Youwillbedriving atthe speed 172
Driving
systemsDriving and parking

you
determ ine by thepos ition ofthe
acc eler ator pedal .
Act ivating when drivin gto war dsa
st at iona ryveh icle
If th eveh iclein fron to fyou isstation ary,you
can only activate DISTRONIC PLUSonceyour
vehicle isstation aryaswell.
X Briefly pullthecruise controllever towards
you ?,orbriefly pressup: ordown ;.
DIS TRONIC PLUSisselected. i
DIS
TRONIC PLUScanonly beactivated at
under 20mph (30km/ h)ifav ehicle infron t
has been detec ted.Therefor e,the
DIS TRONIC PLUSdistanc edisplay inthe
inst rument clustershouldbeactivat ed
(Y page 232).
X Keep thecruise control lever pressed
up : ordown ;until thedesired speed
is set. i
You
canusethecruise control lever toset
the stor edspeed andthecontrol onthe
cruise control lever toset the specified
minimum distance(Y page 176).
Activating atthe curr entspeed/last
stored speed G
WARN
ING The
setspeed storedinmemory shouldonly
be set again ifprevailing roadconditions and
legal speed limitspermit .Possible
acceleration ordeceleration differences
arising fromreturn ingtothe preset speed
could cause anaccident and/orserious injury
to you and others.
X Briefly pullthecruise controllever towards
you ?.
X Remove yourfootfrom theaccelerator
pedal.
DIS TRONIC PLUSisactivated. Thefirst
time itis activated, thecurrent speedis
stored. Otherwise, itsets thevehicle cruise
speed tothe previously storedvalue. Display
whenDISTRONIC PLUSis
activat ed DIS
TRONIC PLUSdisplay sin the speedometer
When DISTRONIC PLUSisactivated, oneor
two segment s; inthe setspeed rangelight
up. i
For
design reasons, thespeed display ed
in the speedometer maydiffer slightly from
the speed setforDIS TRONIC PLUS.
If DIS TRONIC PLUSdetect savehicle infron t,
segmen ts; between speedofthe vehicle in
fron t: and storedspeed =light up. Dist
ance display withDISTRONIC PLUSactivat ed
in the multifunc tiondisplay
: DISTRONIC PLUSactivat ed
; Own vehicle
= Specif iedminimum distanceto the
vehicle infron t;adjustable
? Vehicle infron t,ifdetec ted
You canselect thedistanc edisplay inthe
Ass istanc emen u(Y page 232)of the on-
board computer . Driving
systems
173Driving and parking Z