2018 MERCEDES-BENZ E CLASS tire pressure

Ti re pressure
Note sont ir ep re ssure
q
WA RNING Risk of accident du etoi nsuf‐
fi cient or ex cessiv et ir ep re ssure
Underinfla te doro ve ri nfla te dt ires pose th e
fo llowing ri sks:R
The tires ma yb ur st ,e speciall yast he
load and ve hicle speed increase.R
The tires ma yw ear exc essivel ya nd/or
une ve nl y, whic hm ay greatly impair tire
traction. R
The drivin gc haracteristics, as we ll as
st eering and braking, ma ybeg re atly
impaired.

Fu rt her re lated subjects:R
No te sont ir ep re ssur e( →
pag e3 56)R
Ti re pressur et able ( →
pag e3 57 )R
Ti re and Loading In fo rm atio np lacard
( →
pag e3 61 )
Ti re pressur em oni to ri ng sy st em
Fu nction of th et ir ep re ssur em oni to ri ng sys‐
te m
q
DA NG ER Risk of acciden td ue to incor‐
re ct tir ep re ssure
Ever yt ire, including th es par e( if pr ov ided),
should be ch ec ke dw hen cold at leas to nc ea
mont ha nd inflated to th ep re ssur er ecom‐
mended by th ev ehicle manufacturer (see
Ti re and Loading In fo rm atio np lacar dont he
B-pi llar on th ed ri ve r’ ss ide or th et ir ep re s‐
sur el abel on th ei nside of th ef uel fi ller fl ap
of yo ur ve hicle). If yo ur ve hicle has tires of a
dif fe re nt size th an th es ize indicated on th e
Ti re and Loading In fo rm atio np lacar dort he tir ep re ssur et able, yo un ee dtod et ermine
th ep ro per tir ep re ssur ef or th ose tires.
As an added saf et yf eature, yo ur ve hicle has
been equipped wit hat ir ep re ssur em onitor‐
ing sy st em (TPMS) th at illuminates al ow tire
pressur ei ndicator lam pw hen on eorm or eo f
yo ur tires ar es ign if icantl yu nderinflated.
Ac cordingly ,ift he lo wt ir ep re ssur ei ndicator
lam pl ights up, yo us hould st op and ch eck
yo ur tires as soo nasp ossible, and inflate
th em to th ep ro per pressure. Driving on a
significantly underinflated tir ec auses th et ire
to ove rh eat and can lead to tir ef ailure.
Und erinflation also increases fuel consump‐
tion and re duces tir et re ad life, and may
af fe ct th ev ehicle's handling and braking abil‐
ity .P lease no te th at th eT PMS is no tas ubsti‐
tut ef or proper tir em aintenance, and it is th e
driver's re sponsibility to maintain cor re ct tire
pressure, eve nifu nderinflatio nh as not
re ached th el ev el to trig ge ri llumination of
th eT PMS lo wt ir ep re ssur ei ndicator lamp.
Yo ur ve hicle has also been equipped wit ha
TPMS malfunction indicator to indicat ew hen th es ys te misn ot operating properly .T he
TPMS malfunction indicator is combined with
th el ow tir ep re ssur ei ndicator lamp. When
th es ys te md et ects am alfunction, th ei ndica‐
to rl amp wil lf lash fo ra pp ro xima te ly am inute
and th en re main continuously illumina te d.
This sequence will continue upon subsequent
ve hicle st art-ups as lon gast he malfunction
ex ists.
When th em alfunction indicator is illumina‐
te d, th es yst em ma yn ot be able to de te ct or
signal lo wt ir ep re ssur easi ntended. TPMS
malfunctions ma yo ccu rf or av ariety of re a‐
sons, includin gt he ins ta llation of incompati‐
ble re placemen tora lternat et ires or wheels
on th ev ehicle th at pr eve nt th eT PMS from
functioning properly.
Alw ay sc hec kt he TPMS malfunction wa rn ing
lam pa ft er re placing one or mor et ires or
wheels on yo ur ve hicle to ensur et hat th e
re placemen tora lternat et ires and wheels
allo wt he TPMS to continu etof unction prop‐
er ly . Wheels and tires 359

Inde xS pee dr ating
ZR...Y 1
up to 18 6m ph (300 km/h)
ZR...(..Y) 1
ove r1 86 mp h( 300 km/h )
ZR 1
ove r1 49 mp h( 24 0k m/h)R
Specifying th es peed ra ting as th e" ZR" index
in tir ec ode 4 is optional fo rt ires up to
18 6m ph (300 km/h).R
If yo ur tir ec od e 4 includes "ZR" and th ere
is no speed ra ting 7 ,f ind out what th em ax‐
imum speed is from th et ir em anufacturer.R
If load-bearing index 6 and speed ra ting 7
ar einb ra ck et s, th em aximum speed ra ting of
yo ur tir eisa bo ve 18 6m ph (300 km/h). To
fi nd ou tt he maximum speed, ask th et ire
manufacturer. All-weather tires and winter tires
Inde xS pee dr ating
QM +S 2
up to 10 0m ph (160 km/h)
TM +S 2
up to 11 8m ph (190 km/h)
HM +S 2
up to 13 0m ph (2 10 km/h)
VM +S 2
up to 14 9m ph (240 km/h)
Wi nter tires bear th e M snowflak es ymbol
and fulfill th er equirements of th eR ubber Manu‐
fa cturer sA ssociation (RMA) and th eR ubber
Associatio nofC anada (RAC) re ga rd ing th et ire
traction on sno w.
Load index 8 : R
No specification given: st andar dl oad (SL)
tire R
"XL" or "Extra Load": ex tr al oa dt ir eorr ein‐
fo rc ed tire R
"Light Load": light load tire R
"C", "D", "E": al oad ra ng et hat depe nd so n
th em aximum load th at th et ir ec an car ry at a
cer ta in pressure
Definition of term sf or ti re sa nd loading
Ti re stru ctu re and ch aracteristics: describes
th en umber of la ye rs or th en umber of ru bber-
coated belts in th et ir ec on ta ct su rf ace and th e
tir ew all. These ar em ade of st eel, ny lon, poly‐
es te ra nd ot her materials.
Bar: metric unit fo rt ir ep re ssu re .
14 .5038 pounds per squar ei nc h( ps i) and
10 0k ilopasca l( kPa) is th ee qu ivalent of one bar.
DO T( Department of Tr anspo rt ation): DO T-
mar ke dt ires fulfill th er equirements of th e
US Department of Tr anspor ta tio n.
Av erag ew eight of th ev ehicle occupants: th e
numbe rofv ehicle occupants fo rw hi ch th ev ehi‐
cle is designed, multiplied by 15 0lb( 68 kg ).
1
"ZR" st ated in th et ir ec ode.2
Or "M+S M "f or winter tires Wheels and tires 37 1

Ti re s
Wa rn ing/indicator lamp
Po ssible causes/consequences and P Solutions
w Ti re pressur em onitoring
sy st em wa rn ing lam pl ights
up The ye llo wt ir ep re ssur em onitoring sy st em wa rn ing lam p( pressur el oss/malfunction) is lit.
The tir ep re ssur em onitoring sy st em has de te cted tir ep re ssur el os sinatl ea st one of th et ires.
q
WA RNING Risk of an accident du etoi nsuf fi cient tir ep re ssure
Ti re pressures th at ar et oo lo wp ose th ef ollowing hazards:R
The tires ma yb ur st ,e speciall yast he load and ve hicle speed increase.R
The tires ma yw ear exc essively and/or une ve nl y, whic hm ay greatl yi mp air tir et ra ction.R
The drivin gc haracteristics, as we ll as st eering and braking, ma ybeg re atl yi mp aired.
Yo uc ou ld th en lose control of th ev ehicle.

Using Near Field Communication
(NFC) ................................................... 27 6
Vo ice command s( Vo ice Cont ro lS ys ‐
te m) ..................................................... 222
Wi re less ch argin g( mobile phone) ........ 11 2
Te lephone number
Dialin g( on-boar dc omputer) ................ 21 2
Te lephon yo perating modes
Blue toot h ®
Te lephon y. ........................ .2 74
Te mp erature ............................................ .1 27
Te mp eratur eg ra de .................................. 366
Te xt messages ......................................... 281
calling am essag es ender .................... 282
Changing fo lder s. ................................ 28 3
Co mp osing .......................................... 282
Configu ri ng th ed ispla ye dt ex tm es‐
sa ge s. .................................................. 281
Deleting ............................................... 283
Drafts .................................................. 283
No te s. .................................................. 281
Options ................................................ 283
Outbo x. ............................................... 283
Re ad-aloud function ............................ 282
Re adin g. ...................... ........................ 28 2 R e plying
.............................................. 282
Sending .............................................. .2 82
Vo ice command s( Vo ice Cont ro lS ys ‐
te m) ..................................................... 226
Through-loading fe ature
see Seat
Ti e-d ow ne ye s .......................................... 10 2
Time
Manual time settin g. ............................ 239
Settin gs ummer time ........................... 238
Settin gt he time and dat ea utomati‐
call y. .................................................... 238
Setting th et ime zon e. ......................... 238
Setting th et ime/dat ef ormat .............. 239
TIN (Tir eI dentification Nu mber) ........... .3 67
Ti re and Loading Information placard ... 361
Ti re ch aracteristics ................................. 369
Ti re inflation compressor
see TIREFIT kit
Ti re information table ............................ .3 61
Ti re labeling ............................................ .3 66
Cha ra cteristics .................................... 369 DO T, Ti re Identification Nu mber (TIN)
............................................................ .3 67
Load inde x. .......................................... 369
Load-bearing capacity ........................ .3 69
Maximum tir el oa d. ........................... .. 368
Ma xi mum tir ep re ssu re ....................... 368
Overvie w. ............................................ 366
Spee dr ating ....................................... .3 69
Te mp eratur eg ra de .............................. 366
Ti re Quality Grading ............................. 366
Ti re size designation ........................... .3 69
Tr action gr ade .................................... .3 66
Tr ead we ar grade ................................ .3 66
Ti re load (maximum) .............................. .3 68
Ti re pressure ........................................... 358
Checking (manually) ............................ 358
Checking (tir ep re ssur em oni to ri ng
sy st em) ............................................... 360
Maximum ............................................ 368
No te s. ................................................. 356
Re st artin gt he tir ep re ssur em onitor‐
ing sy st em .......................................... .3 61
Ti re pressur em onitoring sy st em
(function) ............................................. 359
Ti re pressur et able .............................. 357 Index 487