2011-2012 Toyota Matrix - Tire Pressure Monitor System (TPMS)
http://youtu.be/kcEZ0C0D5n8
A standard safety feature in the 2011-2012 Toyota Matrix that helps you avoid dangerously underinflated tires. Options shown. Not all features available on all vehicles and model grades. Please see your Owner's Manual for further details and important safety information.
