The video above shows you how to reset the TPMS (Tire Pressure Monitoring System) light. The TPMS was designed to alert you when your tire pressure is too low and could to create unsafe driving conditions. If the light is illuminated, it means your tires could be underinflated, which can lead to undue tire wear and possible tire failure.
When testing your Tire Pressure Monitoring System you may want to grab an auto diagnostic tool over on Amazon for around $16.99