A touch display device for a vehicle and a driving method thereof are provided. The touch display device includes a touch panel that displays an image and an image irradiation unit that provides the image to the touch panel. In addition, a lighting unit radiates infrared rays to the touch panel and an image capturing unit captures an image that corresponds to a touch on the touch panel. An emergency button unit that includes at least one emergency button is activated on the touch panel during an emergency mode. A controller is configured to activate the emergency mode by sensing a failure of one of the touch panel, the image irradiation unit, the lighting unit, and the image capturing unit.