Page 53 of 589

Ad
vantage of a rear wa rd-facing child
re stra int sy stem
It is preferable totranspo rta baby or a small
ch ild in a suitable rear wa rd-facing child restra int
sy stem. In this case, thech ild sits in the oppo‐
site direction tothe direction of tra vel and faces
ba ckwa rds.
Babies and small children ha vecompa ratively
we ak neck muscles in relation tothe size and
we ight of their head. The risk of injury tothe cer‐
vical spine during an accident can be reduced in
a re ar wa rd-facing child restra int sy stem.
Alw ays secure a child restra int sy stem cor‐
re ctly 000A
WARNING Risk of inju ryor death caused
by incor rect ins tallation of thech ild
re stra int sy stem
If th ech ild restra int sy stem is incor rectly
ins talled on a suitable seating position, it
cannot per form its intended pr otective func‐
tion. The
child cannot be restra ined in theeve nt of
an accident, heavy braking or a sudden
ch ange of direction. 0007
Alw ays comply with the manufacturer's
ins tallation instructions forth ech ild
re stra int sy stem and its cor rect use. 0007
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. 0007
Never place objects under or behind
th ech ild restra int sy stem, e.g. cush‐
ions. 0007
Alw ays use child restra int sy stems with
th e original co ver designed forth em. 0007
Alw aysre place damaged co vers with
ge nuine co vers. 000A
WARNING Risk of inju ryor death from
unsecured child restra int sy stems in the
ve hicle
If th ech ild restra int sy stem is not cor rectly
ins talled or secured, it could release in the ev
ent of an accident, sudden braking or a
sudden change in direction.
The child restra int sy stem could be flung
around and hit vehicle occupants. 0007
Alw aysfit ch ild restra int sy stems cor‐
re ctly, even when not in use. 0007
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:
- Fitthe ISOFIX or i-Size child restra int sys‐
te m to there ar seat (0013 page 63).
- Secure thech ild restra int sy stem with the
seat belt on there ar seat
(0013 page 69).
- Secure thech ild restra int sy stem with the
seat belt on the front passenger seat
(0013 page72). Obser vethe specific
instructions forth ere ar wa rd-facing and 50
Occupant sa fety
Page 73 of 589

Obser
vethe no tes under "Suitability of
seats for attaching belt-secu redch ild
re stra int sy stems" (0013 page67).
0073 Wh
en using a category 0/0+ baby car
seat and a category I rear wa rd-facing
ch ild restra int sy stem on a rear seat:
adju stthe front seat so that the seat does
not touch thech ild restra int sy stem.
0073 When using a category I
forw ard-facing
ch ild restra int sy stem: remo vethe head
re stra int from there spective seat, if possi‐
ble.
Af terre moving thech ild restra int sy stem,
re place the head restra ints again immedi‐
ately and adjust them cor rectl y.
0073 The backrest of
thefo rw ard-facing child
re stra int sy stem must, as far as possible, be
re sting on the seat backrest of there ar
seat.
0073 Fo
r cer tain child restra int sy stems in weight
category II or III, there may be restrictions in
th e maximum size setting, e.g. due topossi‐
ble con tact wi th thero of. 0073
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. Where possible, adjust the seat
cushion inclination according ly.
0073 The
child restra int sy stem must not be put
under stra in by the head restra ints. Adjust
th e head restra ints accordingly.
0073 Make sure
that thech ild's feet do not touch
th e front seat. If necessar y,mo vethe front
seat forw ard slightl y.
0009 Before opening or closing the soft top, child
re stra int sy stems in weight categories II or III
must be remo ved or the head restra ints of
th ech ild restra int sy stems must be mo ved
to the lo west position. In this case, let the
ch ild get out be fore opening or closing the
soft top. 0007
Fitthech 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
re ar seat. 0007
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. 70
Occupant saf ety
Page 447 of 589

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.
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 (0013 page 432)
R Tyre pressure table (0013 page 433)
R Notes on the emer gency spa rewheel
(0013 page 451) Note
s on inter changing wheels 000A
WARNING Risk of inju rythro ugh dif fer‐
ent wheel sizes
Inter changing the front and rear wheels if the
wheels or tyres ha vediffere nt dimensions may se
verely impair the driving characteris‐
tics.
The disk brakes or wheel suspension compo‐
nents may also be damaged. 0007
Rotate front and rear wheels on lyifthe
wheels and tyres are of the 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 shoulder of
th e tyre
R Rear wheels wear more in the cent reofthe
tyre
On vehicles with the same front and rear wheel
size, you can inter change the wheels every
5,000 to10,000 km, depending on thewe ar.
Ensure the direction of rotation is maintained for
th e wheels. It is imperative
toobser vethe instructions and
saf ety no tes on "Changing a wheel" when doing
so Preparing theve hicle for a wheel
ch ange( 0013 page445). Note
s onstoring wheels When
storing wheels, obser vethefo llowing
no tes:
R Afterre moving wheels, store them in a cool,
dry and preferably dark place.
R Protect the tyres from conta ct withoil,
grease or fuel. Overview of
the ty re-change tool kit Mercedes-AMG
vehicles: observeth e no tes in
th e Supplement. Otherwise, you may failto rec‐
ognise dangers.
Apa rtfrom some countr y-specific variants, vehi‐
cles are not equipped with a tyre-change tool kit.
Fo r more information on which tyre-changing
to ol kits are requ ired and appr ovedfo r per form‐
ing a wheel change on your vehicle, consult a
qu alified specialist workshop. 444
Wheels and tyres