do a search! it should be in the front bumper! noone remember it why do you need to know? to polish it and get better temp reading?
lol, there're some really high-end luxurious car way even smarter than you and our SVXi. they're equipped with infrared thermometer sensors at different locations under your butt and somewhere near your head and body to better measure each passenger's body temperatures to provide the best air-conditioning/climate control experiences, ever.