See also:

Tire pressure monitoring system (TPMS)
(1) Low tire pressure telltale / TPMS malfunction indicator Each tire, including the spare (if provided), should be checked monthly when cold and inflated to the inflation pressure recommended by ...

Indicator symbols on the instrument cluster
...

Block the Wheel
Block the wheel that is diagonally opposite from the flat to keep the vehicle from rolling when the car is raised on the jack. ...