Tl* the contact owns a 2011 nissan pathfinder. the contact was driving 20 mph when the brakes were depressed and the vehicle did not respond. the brake pedal was depressed into the floorboard but did not stop the vehicle as she crashed into a stop sign. the vehicle was taken to the dealer where a diagnostic was performed but did not display any results of a malfunction. the dealer was attempting to duplicate the failure continuously but to no avail. the vehicle was not repaired. the failure mileage was 4,000.