Compatibility: Compatible with 2000-2005 Toyota Celica | Echo / 2007-2008 FJ Cruiser / 2001-2007 Highlander / 2001-2003 Prius / 2001-2005 Rav4 / 2004 Tundra / 2004-2008 Yaris / 2004-2006 Scion xA xB. For Full Compatible Vehicles List, please check our Product Description. Note: Please confirm if your vehicle have optional dealer installed security system. Otherwise, this key fob replacement does NOT work. It also does NOT work if your original key has a GREEN / RED light on the top. Besides the vehicle made and year, your original key MUST have the following information matched, Otherwise, this key will NOT work. ( FCC ID - HYQ12BBX, HYQ12BAN; Replacement for P/N: 89742-20200, 89742-0C020, 89742-42120, 897420C020) Programming: The key fob is self-programmable. Self-programming requires 1 original working key, otherwise, you should ask a professional locksmith for help. User programmable with provided step-by-step instructions. High - Quality: Each Key Fob are Pre - installed with batteries and electronics. Every single Key Remote is fully tested by Professional Locksmith before shipping to ensure it is working. If you have any quality problems after the sale, please contact us in time to deal with it! FCC - ID: HYQ12BBX, HYQ12BANFrequency: 314 MHzFunction: Lock / Unlock / Panic AlarmType: 3 button remoteCompatible with ( Following models of the vehicle can be self-programmable with 1 working key )Compatible with 2000-2005 Toyota CelicaCompatible with 2000-2005 Toyota EchoCompatible with 2007-2008 Toyota FJ CruiserCompatible with 2001-2007 Toyota HighlanderCompatible with 2001-2003 Toyota PriusCompatible with 2001-2005 Toyota Rav4Compatible with 2004-2006 Toyota TundraCompatible with 2004-2008 Toyota YarisCompatible with 2004-2006 Scion xACompatible with 2004-2006 Scion xBPLEASE CAREFULLY READ BEFORE PURCHASING1.It does NOT work if your original key has a green or red light on the top.2.Please confirm if your vehicle have optional dealer installed security system. Otherwise, this key fob replacement does NOT work.3.Self-programming requires 1 original working key, otherwise, you should ask a professional locksmith for help.