2012 Toyota Matrix Owners Manual - Page 464

6 -3 . I nit ia liza t ion I t e m s t o init ia lize The following items must be initialized for normal system operation in cases such as after maintenance is performed on the vehicle. Item Maintenance data (U.S.A. only) Tire pressure warning system (if equipped) When to initialize After the maintenance is performed • When rotating the tires on vehicles differing with front and rear tire inflation pressure. • When changing the tire size. Reference P. 337 P. 366 6 Vehicle specifications 487