![Key battery low." Oh great, what's that going to cost me? $400 and can only be done at the dealership? Oh, you can open the fob with the key itself and replace Key battery low." Oh great, what's that going to cost me? $400 and can only be done at the dealership? Oh, you can open the fob with the key itself and replace](https://preview.redd.it/key-battery-low-oh-great-whats-that-going-to-cost-me-400-v0-4rjupvthv7p91.jpg?auto=webp&s=3eb6eb47b34391cfefa76b436603894ab7f3737a)
Key battery low." Oh great, what's that going to cost me? $400 and can only be done at the dealership? Oh, you can open the fob with the key itself and replace
![Toyota Prius - How To Change Remote Fob Key Battery 2016 - 2021 Remove Replace Prius Key Batteries - YouTube Toyota Prius - How To Change Remote Fob Key Battery 2016 - 2021 Remove Replace Prius Key Batteries - YouTube](https://i.ytimg.com/vi/hVIPknOQuyc/maxresdefault.jpg)
Toyota Prius - How To Change Remote Fob Key Battery 2016 - 2021 Remove Replace Prius Key Batteries - YouTube
![Amazon.com: Fit for Toyota Prius Key Fob Cover Case Shell Replacement Keyless Entry with Blank Key 2004-2009 (JUST Empty Key Shell) : Automotive Amazon.com: Fit for Toyota Prius Key Fob Cover Case Shell Replacement Keyless Entry with Blank Key 2004-2009 (JUST Empty Key Shell) : Automotive](https://m.media-amazon.com/images/I/712NFIpGfOL.jpg)
Amazon.com: Fit for Toyota Prius Key Fob Cover Case Shell Replacement Keyless Entry with Blank Key 2004-2009 (JUST Empty Key Shell) : Automotive
![Amazon.com: Key Fob Battery Replacement Compatible with Toyota Prius (2009-2022 Toyota Prius & Prius Prime) (2010-2016 Prius) : Automotive Amazon.com: Key Fob Battery Replacement Compatible with Toyota Prius (2009-2022 Toyota Prius & Prius Prime) (2010-2016 Prius) : Automotive](https://m.media-amazon.com/images/I/31oZYBSqYFS._AC_SY580_.jpg)