Toyota 2008 Corolla Owner's Manual page 26

Tire related term
Test rim
Tread
Tread rib
Tread separation
Treadwear indicators (TWI)
Wheel−holding fixture
Table 1—Occupant loading and distribution for vehicle normal load for various designated seating capacities
Designated seating capacity,
number of occupants
2 through 4
5 through 10
11 through 15
16 through 20
200
'08 Corolla_U (L/O 0706)
the rim on which a tire is fitted for testing, and may be any rim listed as appropri-
ate for use with that tire
that portion of a tire that comes into contact with the road
a tread section running circumferentially around a tire
pulling away of the tread from the tire carcass
the projections within the principal grooves designed to give a visual indication
of the degrees of wear of the tread
the fixture used to hold the wheel and tire assembly securely during testing
Vehicle normal load, number of
occupants
2
3
5
7
Meaning
Occupant distribution in a normally
loaded vehicle
2 in front
2 in front, 1 in second seat
2 in front, 1 in second seat, 1 in third
seat, 1 in fourth seat
2 in front, 2 in second seat, 2 in third
seat, 1 in fourth seat
2008 COROLLA from Aug. '07 Prod. (OM12B28U)