Seat Mii 2013 Owner's Manual page 212

210 Vehicle care and maintenance
Radial
1
Rim diameter code
2
Load index & speed rating
3
DOT tyre identification number
4
Severe snow conditions
5
Tyre ply composition and materials used
6
Max. load rating
7
Treadwear, traction and temperature grades
8
Max. permissible inflation pressure
9
Passenger vehicle tyre
10
Nominal width of tyre in millimetres
11
Ratio of height to width (aspect ratio)
12
Tyre code (example) Meaning
Make, logotype Manufacturer
Product name Name of tyre assigned by manufacturer.
P255 / 55 R 18 Size:
255
Load index ⇒ p age 211 and speed rating
109 H
⇒ p age 211.
XL ("Reinforced") tyres.
M+S or M/S or  Winter tyres code (mud and snow tyres).
RADIAL TUBELESS Radial tyre without inner tube.
E4 ... E-mark certifying tyre complies with internation-
al legislation followed by a number denoting the
country granting the authorisation. The authori-
sation number ( several digits) is shown below.
P Passenger vehicle code.
Nominal width between walls, in mm.
55 Height/width ratio in %
R Tyre type (R indicates "radial").
18 Rim diameter in inches
Tyre code (example) Meaning
DOT BT RA TY5 1709 Tyre identification number (TIN
interior wall of wheel) and date of manufacture:
DOT The tyre complies with the legal require-
ments of the US Department of Trans-
port, responsible for tyre safety regula-
tions.
BT Place of manufacture code.
RA Information about manufacturer and tyre
size.
TY5 Manufacturer's tyre specifications.
1709 Date of manufacture: Week 17 of 2009.
TWI This identifies the position of the Tread Wear In-
dicator ⇒ p age 206.
Made in Germany Country of manufacture.
MAX LOAD 615 KG US load rating, indicating maximum permitted
load per tyre.
MAX INFLATION 350 KPA US limit, indicating maximum permitted tyre
(51 PSI) pressure.
SIDEWALL 1 PLY RAYON Information about tyre wall components:
1 layer of rayon (artificial silk).
TREAD 4 PLIES Information about tread components:
1 RAYON + 2 STEEL + In the example, there are 4 layers below the
1 NYLON tread: 1 layer of rayon (artificial silk), 2 layers of
steel reinforcement and 1 layer of nylon.
Information for the end consumer concerning the comparative values of
the established base tyres (standardised test procedures) ⇒ p age 224:
TREADWEAR 220 Relative service life of the tyre, with respect to
specific US standard test.
TRACTION A Braking capacity of tyre on wet surface (AA, A, B
or C).
a)
, may be only on
