Seat Mii 2019 Owner's Manual page 217

Ratio of height to width (aspect ratio)
12
Tyre code (example): Meaning
P185 / 55 R 15: Size:
P Passenger vehicle code.
Nominal width between walls, in
185
mm.
55 Height/width ratio in %
R Tyre type (R indicates "radial").
15 Rim diameter in inches
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109 H Load index page 216
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speed rating page
XL Reinforced tyres ("Reinforced").
M+S or M/S or Winter tyres code (mud and snow
tyres).

RADIAL Radial tyre without inner tube.
TUBELESS
E4 ... E-mark certifying tyre complies
with international legislation fol-
lowed by a number denoting the
country granting the authorisa-
tion. The authorisation number
( several digits) is shown below.
DOT BT RA TY5 1716: Tyre identification number
a)
(TIN , maybe only on exterior wall of the wheel) and
date of manufacture.
Wheels and tyres
Tyre code (example): Meaning
DOT
BT
RA
TY5
1716
and
216.
TWI
MAX LOAD
615 KG
(1356 LBS)
MAX INFLATION
350 KPA
(51 PSI)
SIDEWALL 1 PLY
RAYON
TREAD 4 PLIES
1 RAYON +
2 STEEL + 1 NY-
LON
The tyre complies with the legal
requirements of the US Depart-
ment of Transport, responsible for
tyre safety regulations.
Place of manufacture code.
Information about manufacturer
and tyre size.
Manufacturer's tyre specifica-
tions.
Manufacturing date: week 17 of
2016.
This identifies the position of the
Tread Wear Indicator
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page 210.
US load rating, indicating maxi-
mum permitted load per tyre.
US limit, indicating maximum per-
mitted tyre pressure.
Information about tyre wall com-
ponents: 1 layer of rayon (artificial
silk).
Information about tread compo-
nents: In the example, there are 4
layers below the tread: 1 layer of
rayon (artificial silk), 2 layers of
steel reinforcement and 1 layer of
nylon.
Tyre code (example): Meaning
Information for the end consumer concerning the
comparative values of the established base tyres
(standardised test procedures):
TREAD- Relative service life of the tyre,
WEAR 280 with respect to specific US stand-
ard test.
TRACTION A Braking capacity of tyre on wet
surface (AA, A, B or C).
TEMPERA- Tyre temperature resistance at
TURE A higher test speeds (A, B or C).
If there are different letters, they are specific co-
des of the tyre manufacturer or specific national
codes.
a)
The letters TIN refer to the tyre serial number.
Tyres with directional tread pattern
Tyres with directional tread pattern have
been designed to operate best when rotating
in only one direction. An arrow on the tyre
sidewall indicates the direction of rotation on
tyres with directional tread. Always observe
the direction of rotation indicated when
mounting the wheel. This guarantees opti-
mum grip and helps to avoid aquaplaning,
grip, noise and wear.
If the tyre is mounted in the opposite direction
of rotation, drive with extreme caution, as the
tyre is no longer being used correctly. This is
of particular importance when the road sur-
face is wet. Change the tyre as soon as
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