tire size MERCEDES-BENZ E-CLASS SALOON 2020 Owners Manual

ch
ild restra int sy stem and its cor rect
use. #
Makesure that the entire base of the
ch ild restra int sy stem alw aysre sts on
th e sitting sur face of the seat. #
Never place objects (e.g. cushions)
under or behind thech ild restra int sys‐
te m. #
Use child restra int sy stems only with
th e original co ver designed forth em. #
Alw aysre place damaged co vers with
ge nuine co vers. &
WARNING Risk of inju ryor death due to
unsecured child restra int sy stems in the
ve hicle
If th ech ild restra int sy stem is incor rectly fit‐
te d or not secured, it can come loose.
The child restra int sy stem could be flung
around and hit vehicle occupants. #
Alw ays ins tallch ild restra int sy stems
cor rectl y,eve n when not in use. #
Alw ays comply with thech ild restra int
sy stem manufacturer's ins tallation
instructions. R
Alw ays obser vethech ild restra int sy stem
manufacturer's ins tallation and operating
instructions as well as theve hicle-specific
information:
- Fitting the ISOFIX or i-Size child restra int
sy stem tothere ar seat (/ page 59).
- Securing thech ild restra int sy stem with
th e seat belt on there ar seat
(/ page 64).
- Securing thech ild restra int sy stem with
th e seat belt on the front passenger seat
(/ page 66). Obser vethe specific
instructions forth ere ar wa rd-facing and
fo rw ard-facing child restra int sy stems
(/ page 66).
If th e front passenger seat is occupied,
ensure, bo thbefore and during the jour‐
ne y,that thest atus of the front
passenger airbag is cor rect forth e cur‐
re nt situation (/ page 46). R
Obse rveth ewa rning labels in theve hicle
interior and on thech ild restra int sy stem.
R Also secure TopTe ther if present.
Do not modify thech ild restra int sy stem &
WARNING Risk of inju rydue tomodifi‐
cations tothech ild restra int sy stem
The child restra int sy stem can no longer
function properly. This poses an increased
ri sk of injur y. #
Never modify a child restra int sy stem. #
Only af fix accesso ries which ha vebeen
specially appr oved forth is ch ild
re stra int sy stem bythech ild restra int
sy stem's manufacturer. Mercedes‑Benz
recommends Mercedes-Benz
care products for cleaning child restra int sys‐
te ms recommended byMercedes-Benz. 52
Occupant saf ety

Obser
vethe no tes under "Suitability of
seats for attaching belt-secu redch ild
re stra int sy stems" (/ page 62).
O When using a
forw ard-facing child restra int
sy stem in category I: remo vethe head
re stra int from there spective seat, if possi‐
ble.
Af terth ech ild restra int sy stem has been
re mo ved, replace the head restra ints again
immediately and adjust them cor rectly.
O The ba
ckrest of thefo rw ard-facing child
re stra int sy stem must, as far as possible, be
re sting on the seat backrest of the front
passenger seat.
O Fo
r cer tain child restra int sy stems in weight
category II or III, there may be restrictions
on the maximum size setting, e.g. due to
possible con tact wi th thero of.
O The
child restra int sy stem must not be put
under stra in between thero of and the seat
cushion and/or be fitted facing the wrong
direction. O
The
child restra int sy stem must not be put
under stra in by the head restra int. Adjust
th e head restra ints as appropriate.
O Ne
ver place objects (e.g. cushions) under or
behind thech ild restra int sy stem. #
Set the front passenger seat as far back as
possible and mo vethe seat into the highest
position if possible. #
Fully retract the seat cushion length adjust‐
ment. #
Adjust the seat cushion inclination so that
th e front edge of the seat cushion is in the
highest position and there ar edge of the
seat cushion is in the lo west position. #
Set the seat backrest tothe most vertical
position possible. #
Installth ech ild restra int sy stem.
The entire base of thech ild restra int sy stem
must alw aysre st on the sitting sur face of the
front passenger seat. #
Alw ays make sure that the shoulder belt
st ra p is cor rectly routed from the seat belt outlet of
theve hicle tothe shoulder belt
guide on thech ild restra int sy stem.
The shoulder belt stra p must be routed for‐
wa rds and down wards from the seat belt out‐
let. #
If necessar y,adjust the seat belt outlet and
th e front passenger seat according ly. Child saf
ety loc ks Ac
tivating or deactivating the child saf ety
lock for the rear doors &
WARNING Risk of accident and inju ry
due tochildren left unat tended in the
ve hicle
If ch ildren are left unsupervised in theve hi‐
cle, they could, in pa rticular:
R open doors, thereby endangering other
persons or road users.
R get out and be stru ck byoncoming traf‐
fi c. Occupant saf
ety67

It is only permissible
tofit a di fferent wheel
size in theev ent of a flat tyre in order to
drive tothe specialist workshop.
R Do not make any modifications tothe brake
sy stem, the wheels or the tyres.
The use of shims or brake dust shields is not
permitted and may in validate theve hicle's
ge neral operating pe rmit.
R Vehicles with a tyre pressure monitoring
sy stem: allfitted wheels mu stbe equipped
with functioning sensors forth e tyre pres‐
sure monitoring sy stem.
R Attemp eratures below 7 °C use winter tyres
or all-season tyres mar ked M+S for all
wheels.
Wi nter tyres bearing thei snowflake
symbol in addition tothe M+S marking pro‐
vide the best possible grip in wintry road
conditions.
R For M+S tyres, only use tyres with the same
tread.
R Obser vethe maximum permissible speed for
th e M+S tyres fitted. If
th e tyre's maximum speed is below that of
th eve hicle, this must be indicated byan
appropriate label in the driver's field of
vision.
R Run in new tyres at moderate speeds forthe
fi rs t10 0 km.
R Replace the tyres af ter six years at the latest,
re ga rdless of wear.
R When replacing with tyres that do not
fe ature run-flat characteristics: vehicles
with MOExtended tyres are not equipped
with a TIREFIT kit at thefa ctor y.Equip the
ve hicle with a TIREFIT kit af terre placing with
tyres that do not feature run-flat characteris‐
tics, e.g. winter tyres.
% You can permanently limit the maximum
ve hicle speed for driving with winter tyres
(/ page 199).
Fo r more information on wheels and tyres, con‐
ta ct a qualified specialist workshop.
Be sure toalso obse rveth efo llowing fur ther
re lated subjects:
R Notes on tyre pressure (/ page 336)R
Tyre pressure table (/ page 337)
R Notes on the emer gency spa rewheel
(/ page 350) Note
s on inter changing wheels &
WARNING Risk of inju rythro ugh dif fer‐
ent wheel sizes
Inter changing the front and rear wheels can
se verely impair the driving characteristics.
The disk brakes or wheel suspension compo‐
nents may also be damaged. #
Onlyinter change the front and rear
wheels if the wheels and tyres ha vethe
same dimensions. Inter
changing the front and rear wheels if the
wheels or tyres ha vediffere nt dimensions can
re nder thege neral operating pe rmit in valid.
The wear pat tern s on the front and rear wheels
dif fer:
R front wheels wear more on the tyre shoulder Wheels and tyres
343