Not Compatible with PRIUS car, Factory Navigation,DVD and Touch Screen radios. | Not Compatible with radios having face code starting with AD. | Not work with following radio model: 52867 (Vios), Aygo, 58805 (2003 RAV4 ), 56018, 58813, T18303, B9010, B9004 (2007 RAV4), RAV4 with a factory navigation, TNS Travel 700, W58816, T18303, W13807 / W13081 / W13086 (Auris), W58832, 36458, AD1812(Delphi on 2010-2011 Tundra / Sequoia), AD6900 (Delphi on 2000-2004 Avalon), other AD-xxx radios | Compatible with: camry 2006-2011,corolla 2005-2011,4runner 2003-2011, RAV4 2003-2011,tacoma 2004-2008,sienna 2004-2008,highlander 2004-2011,yaris 2006-2011,celica 2003-2005,Land Cruiser 2003-2011,Venza 2009-2011, Vitz 2006-2010,Avensis 2003-2011,Avalon 2005-2011, Auris 2007+,Mark X 2005-2011; Lexus ES300/330 2004-2011, IS220/250/300/350 2006-2011,GS300/400/430/450H 2006-2011,LS460 2007-2011,LX570 2008-2011 | Please note not all car model support the steering wheel contorl, the aux funtion not support radio panel and steering wheel control.