
RThe tires maywear excessivel yand/or
une venly, whic hmaygreatly impair tire
traction.
RThe drivingc haracteristics, as well as
st eering and braking, ma ybegreatly
impaired.
#Comply wit hthe recommended tire
pressur eand checkt he tir epressur eof
all tires including thes par ew heel regu‐
larly:
Rat leas tonce amonth
Rwhen thel oad changes
Rbefor eembarkin gonalongerjourney
Rif operating conditions change, e.g .off-
ro ad driving
#Ad jus tthe tir epressur easn ecessar y.
Driving wi thtirep ressur ethat is tooh igh or too
lo wc an:
RSho rten thes ervice lif eofthe tires.
RCause increased tir edamage.
RAdverselya ffect handl ingc haracteristics and
th us dr ivingsafet y, e.g. due to hydroplaning.
&
WARNING Risk of an accident duet o
insuf ficient tir epressure
Ti re sw ithp ressur ethat is tool ow can over‐
heat and bur stas aresult.
In addition ,the ya lso suf ferf rome xcessive
and/or ir regular wear,w hic hc an significantly
impair theb raking properties and theh an‐
dling characteristics.
#Av oid excessively lo wtirep ressures in
all thet ires, including thes par ew heel.
Tire pressur ewhichist oo lo wcan cause:
RTire defectsasar esult ofoverheating.
RImpaired handling characteristics
RIrre gular wear
RIncreased fuel consum ption
&
WARNING Risk of accident from exces‐
siv etirep ressure
Ti re sw ithe xcessively hig hpressur ecan
burs tbecause they ared amaged mor eeasily
by highw ayfill, po tholes etc.
In addition, they also suf ferf romi rregular
we ar,w hic hc an significantl yimp air theb rak‐
ing properties and theh andling characteris‐
tics.
#Av oid excessively high tir epressures in
all thet ires, including thes par ew heel.
Excessively high tir epressur ecan result in:
RIncreased braking dis tance
RImpaired handling characteristics
RIrre gular wear
RImpaired drivin gcom fort
RSusceptibility todamage
Wheels and tires 31
3

and one-half times aswell on theg ove rnment
course as atireg rade d1 00.
The relativ eperform anc eoft ires depends upon
th ea ctual conditions of their use, ho wever,and
ma ydepar tsignificantl yfromt he nor mdueto
va riations in drivin ghabits, servic epractice sand
dif fere nces in road characteristic sand climate
conditions.
Tr actio ngrade
&
DANG ER Risk of accidentd uetoinade‐
qu atet raction
The traction grade assigned tothis tir eis
based on stra ight-ahead brakin gtraction
te sts, and does no tinclude either accelera‐
tion, cornering, hydroplaning or peak traction
ch aracteristics.
#Alw aysa dap tyour driving stylea nd
driv eatas peedtosuit thep reva iling
traf fica nd weather conditions.
* NO
TEDama getothed rive trai nfrom
wheelspin
#Av oid wheelspin.
The traction grades –fromh ighes ttolowest –
ar eA A, A, Band C. Those grades represent the
tire' sabili tyto stop on wetpave ment as meas‐
ured under controlle dconditions on specified
go vernment test sur faces mad eofasphalt and
concr ete.
Te mp eratur egrade
&
WARNING Risk of accident from tire
ove rheating and tir efailure
The temp eratur egrade fort his tir eisestab‐
lishedf oratiret hat is properly inflated and
no to verloaded. Excessiv espeed, underinfla‐
tion, or excessiv eloading, either separately
or in combination, can cause excessiv eheat
build-up and possible tir efailure.
#Obser vether ecommende dtirep res‐
sure sand regularly checkt he tir epres‐
sur eofa ll tires including thes pare
wheel.
#Ad jus tthe tir epressur easn ecessar y.
Thetemp eratur egrades ar eA(theh ighest), B
and C. The yrepresent thet ire's resis tance tothe
ge neration of hea tand its ability todissipate
heat when tested under controlled conditions on
as pecified indoor laborator ytestw heel. Sus‐
ta ined high temp eratures can cause them aterial
of thet iretod egenerat eand reduce tir elife. Fur‐
th ermore, excessiv etemperatures can lead to
sudden tir efailure. Grade Ccorresponds toa
le ve lofp erform anc ewhicha ll passenger car
tires mus tmeetu nde rthe requ irements of the
US Department of Transpor tation.
DO T,Tire Identification Numbe r(TIN)
US tir eregulations stipulat ethat everytirem an‐
ufactu rerorr etre ader must imprint aTIN in or
on thes ide wall of eac htirep roduced.
324
Wheels and tires

&WARNING ‑Riskoff irea nd injur yfrom
antifreeze
If antifreezec omes intocontact wi thhot
component parts in thee ngine compart‐
ment ,itmayignite.
#Allo wthe engine tocool down before
adding antifreeze.
#Make surethat no antifreeze spills out
next tothef iller opening.
#Thoroughl yclean of fany antifreeze
from component parts befor estarti ng
th ev ehicle.
* NO
TEDama gecaused byincor rect cool‐
ant
#Onl yadd coolant that has been pre‐
mixed wit hthe requ ired antifreeze pro‐
te ction.
Fu rther information on coolant
RIn theM ercedes-Benz Specification sfor
Operating Fluids 310.1, e.g. online at
http://be vo.mercedes-benz.com
RAt aq ualified specialis tworks hop
* NO
TEOverheating at high outsid etem‐
peratures
If an inappropriat ecoolant is used, the
engine cooling sy stem is no tsufficientl ypro‐
te cted agains toverheating and cor rosion at
high outside temp eratures.
#Alw aysu se an appropriat ecoolant.
Have thec oolant regularly changed at aqualified
specialis tworks hop.
The proportion of cor rosion inhibitor/antifreeze
concentrat einthe engine cooling sy stem should
be:
RAm inimum of 50% (antifreeze pr otection
down toappr oximatel y-35 °F (-3 7°C))
RAm aximum of 55% (antifreeze pr otection
down to-49 °F (-45 °C))
Fi lling capacities
Model Filling capacity
All models 12.7 US qt (12.0 l)
Note sonw indshield washer fluid
Obser vethen otes on operating fluids
(→pag e344).
&
WARNING ‑Riskoff irea nd injur yfrom
windshield washer concentrate
Wi ndshield washer concentrat eishighly
fl ammable. It coul dignit eifitc omes into
con tact wi thhote ngine component parts or
th ee xhaust system.
#Mak esuret hat no windshield washer
concentrat espills out next tothef iller
opening.
34 8
Tech nica ldata

Fuse bo xinthe trunk ........................... 310
No tes. ................................................. 308
G
Garag edoor opener
Cleari ngthem emor y........................... 144
Opening or closing theg arag edoor .....1 43
Programming buttons .......................... 141
Re solving problems ............................. 143
Synchronizing ther olling code .............1 42
Gearshif trecommendation ....................138
Genuin eparts ............................................ 19
Genuinew ood (Care) .............................. 289
Glo vebox
Air vent ................................................ 126
Glo vecompa rtment
Locking/unlo cking ................................ 96
H
Handbrake see Electric parkin gbrake
Handling characteristics (unusual) ........311
HANDS-FREE ACCESS ................................ 66 Haza
rdwa rning lights ............................ .112
Head restra int
Fr ont (adjusting manually) ..................... 85
Fr ont (luxur yhead restra int )................. .86
Re ar passenger compartment
(adjusting) ............................................ .87
Re ar passenger compartment
(removing/ins talling) ............................ .87
Head-up display Activating/deactivating .......................2 05
Fu nctio n.............................................. 205
Menu (on-board compu ter) .................. 204
Setting displa yelements (on-board
compute r) ............................................ 204
Setting theb rightness (on-board
computer) ............................................ 204
Setting thep osition (on-boar dcom‐
puter) .................................................. 204
Using them emor yfunction .................. .93
Headlam pflashing ................................... 111
Heating see Climat econtrol
High beam Activating/deactivating ........................ 111High-beam headlamps
Adaptiv eHighbeam Assis t................... 112
High-pressur ecleaning equipment
(care) ........................................................ 284
Hill star ta ssist ........................................ 130
HOLD functio n
Ac ti
vating/deactivating .......................1 68
Me thod of operation ............................1 68
I
Identification plate Engine ................................................. 342
Refrigerant .......................................... 349
Ve hicle ................................................ 342
Identification plate see Vehicle identification plate
Ignition Switching on (s tart/s topb utton) .........1 27
Immobilizer ................................................ 79
Indicator lamp see Warning/indicator lamps
Individual driv eprogram
Configuring .......................................... 135
Index 423

Locking (from inside)............................. 60
Locking (KEYLESS-GO) ..........................6 0
Lo we ring ............................................. 338
Maintenance .......................................... 21
Pa rking ................................................ 146
Problem notification .............................. 25
Ra ising ................................................ 335
St artin g(emerg ency operation
mode) .................................................. 129
St artin g(smartphone) ........................ .129
St artin g(start/ stop button) .................1 28
Switching of f(start/ stop button) ........ 140
Un lockin g(from inside )......................... 60
Unlo cking( KEYLESS-GO) ...................... .60
Ve hicle dat a........................................3 50
Ve ntilating (co nvenience opening) ......... 71
Ve hicl edata
Displ aying ............................................ 135
Ro of load ............................................. 351
Tr unk load ............................................ 351
Tu rning radius ...................................... 350
Ve hicle height ...................................... 350
Ve hicle lengt h........................... ........... 350
Ve hicle widt h....................................... 350
Wheelbase ...........................................3 50Ve
hic
l
ed imensions ................................. 350
Ve hicl eelectronics
No tes. ................................................. 340
Tw o-w ayradios .................................... 340
Ve hicl eidentification number
see VIN
Ve hicl eidentification plate .................... 342
Pa int code .......................................... .342
VIN ...................................................... 342
Ve hicl einterior
Cooling or heating (smart phone) .........128
Ve hicl eoperation
Outside theU SAor Canada ...................2 1
Ve hicl etool kit
Ti re -chang etool kit .............................. 293
TIREFIT kit ...........................................2 94
To wing eye. ......................................... 293
Ve ntilating
Con venience opening ............................ 71
Ve ntilation
see Climat econt rol
Ve nts
see Air vents Vi
deo mode .............................................. 262
Ac tivating ............................................ 260
Ac tivating/deactivating full-screen
mod e................................................... 262
Overvie w.............................................. 261
Setting s............................................... 262
VIN ............................................................ 342
Identificatio nplate .............................. 342
Sea t..................................................... 342
Vi sibility
Defrosting thew indo ws....................... 123
Wi ndshield hea ter. ................... ............
125
Vo ice Cont
rol Sy stem ............................ .206
Application-specific command ............ 207
Au dible help function s......................... 20 8
Comm andt ype s.................................. 207
Entering numbe rs................................ 208
Globa lcommand ................................. 207
Impr oving speec hquality. .................. .208
Languag esetting ................................ .208
Mediap laye rc ommands ...................... 213
Messag ecommands ............................2 14
Multifunction steering wheel (operat‐
ing) ...................................................... 206
Na vigation commands ......................... 210
438
Index

Changing............................................. 33 4
Ch anging hub caps .............................. 334
Che cking .............................................. 311
Checkin gthe tir epressur e(man‐
ually) ................................................... .316
Checkin gthe tir epressur e(tirep res‐
sur em onitoring sy stem) ..................... .317
Definitions ........................................... 328
DO T,Tire Identification Number (TIN)
.............................................................3 24
Fla ttire. ............................................... 294
Loadi ndex........................................... 326
Loadr ating ......................................... .326
Maximum tir eloa d. ............................. 325
Maximum tir epressur e....................... 325
MOExtende dtires ................................ 294
Mounting ............................................. 337
Noise .................................................... 311
No tesoni nstalling .............................. .331
Overvie woftirel abeling ......................3 23
Re moving ............................................ 337
Re placing .............................................3 31
Re startin gthe tir epressur emonitor‐
ing sy stem .......................................... .318
Ro tating ............................................... 333
Selection .............................................3 31Sno
wchains ........................................ 312
Spee drating ................. ......................
.326
St oring ................................................ 334
Te mp eratur egrade .............................. 323
Ti re and Loading Info rmatio nplacar d..3 19
Ti re characteristic s............................. .326
Ti re pressur e(No tes) ........................... 312
Ti re pressur emonitoring sy stem
(function) ............................................. 316
Ti re pressur etable .............................. .314
Ti re Quality Grading ............................. 323
Ti re size designation ............................3 26
TIREFIT kit ...........................................2 95
Tr action grade .................................... .323
Tr ead wear grade ................................ .323
Un usual handlingc haracteristics .........3 11
Wi -Fi
Overvie w............................................. 226
Setting .................................................2 27
Setting up ahotspo t............................ 228
Wi ndo wairbag .......................................... .37
Wi ndo ws
Closing. ................................................ .70
Opening ................................................ .70 Wi
ndo ws(Care) ...................................... .287
Wi ndshield
....................................... .116,122
Defrosting ............................................ 122
Infrared reflectiv e................................ 121
Re placing thew iper blades .................. 116
Wi ndshield
see Windshield
Wi ndshield heater ................................... 125
Wi ndshield heating
see Windshield hea ter
Wi ndshield washer fluid .........................3 48
No tes. ................................................. 348
Wi ndshield washer sy stem
Re filling .............................................. .283
Wi ndshield wipers
Ac tivating/deactivating .......................1 15
Re placing thew iper blades .................. 116
Wi nter
Sno wchains ........................................ 312
Wi nter operation
Sno wchains ........................................ 312
44 0
Index