Toyota 2009 Corolla Owner's Manual page 449

Typical DOT and Tire Identification Number (TIN)
DOT symbol
Tire
(TIN)
Tire manufacturer's identifica-
tion mark
Tire size code
Manufacturer's optional tire
type code (3 or 4 letters)
Manufacturing week
Manufacturing year
*
: The DOT symbol certifies
that the tire conforms to
applicable
Vehicle Safety Standards.
I n f o r ma t i o n P r o v i d e d b y :
6-1. Specifications
*
Identification Number
Federal Motor
6
433