This product works with Toyota key fobs shown in the compatibility guide. Please ensure your key fob matches the images exactly. Compatible Toyota Models: ✔ 4Runner (2019-2024) ✔ 86 (2018-2024) ✔ Avalon (2005-2008, 2013-2022) ✔ Camry (2005-2006, 2012-2024) ✔ C-HR (2018-2022) ✔ Corolla (2003-2005, 2014-2024) ✔ GR86 (2022-2024) ✔ Highlander (2007-2024) ✔ Land Cruiser (2016-2021) ✔ Matrix (2001-2008) ✔ Mirai (2016-2024) ✔ Prius (2004-2009, 2012-2022) ✔ Prius Prime (2017-2022) ✔ RAV4 (2013-2024) ✔ Sequoia (2008-2022) ✔ Sienna (1999-2020) ✔ Solara (2002-2008) ✔ Supra (2020-2024) ✔ Tacoma (2005-2023) ✔ Tundra (2007-2021) Not Compatible with These Models: ✘ bZ4X ✘ Celica ✘ Corolla Cross ✘ Crown ✘ Echo ✘ FJ Cruiser ✘ Grand Highlander ✘ MR2 Spyder ✘ Tercel ✘ Venza ✘ Yaris How to Replace Your Toyota Key Fob Battery Remove the Mechanical Key If your key fob has a mechanical key, press the release button or latch to remove it. Skip this step if your key fob doesn't include a mechanical key. Open the Key Fob Insert a flathead screwdriver or a coin into the seam of the key fob. Gently twist to pry it open and separate the halves. Replace the Battery Remove the old battery carefully. Insert the new battery with the positive (+) side facing up. Reassemble the Key Fob Snap the two halves back together until secure. If you removed the mechanical key, reinsert it until it clicks into place. Test the Key Fob Press the lock and unlock buttons to confirm functionality.