Lexus SC 430 2006 Owner's Manual page 327

6-1. Specifications
Typical DOT and tire identification number (TIN)
314
"DOT" symbol*
1
Tire Identification Number (TIN)
2
Tire manufacturer' s identification
3
mark
Tire size code
4
Manufacturer' s optional tire type
5
code (3 or 4 letters)
Manufacturing week
6
Manufacturing year
7
* The "DOT" symbol certifies that
the tire conforms to applicable
Federal Motor Vehicle Safety
Standards.