Unfortunately, there are no do it yourself instructions that will work to program the 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, and 2015 Hyundai Elantra key less entry remote fobs.
This remote must be programmed by a Hyundai dealer or a professional automotive locksmith.