I don't have a picture, but perhaps this diagram will help. Vent
If you have trouble finding it, try following the evap line from the cannister (a rectangular gray or black box under the car under the back seat) back to the vent near the rear tire.
The steering position sensor has been the more common cause of the stability system notice, with one of the wheel speed sensors being the second. A scan at the dealer, or shop that has the proper scanner, will tell where the problem is located.