![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://i.redd.it/4rjupvthv7p91.jpg)
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 - 2022 Remove Replace Prius Key Batteries - YouTube Toyota Prius - How To Change Remote Fob Key Battery 2016 - 2022 Remove Replace Prius Key Batteries - YouTube](https://i.ytimg.com/vi/hVIPknOQuyc/maxresdefault.jpg)
Toyota Prius - How To Change Remote Fob Key Battery 2016 - 2022 Remove Replace Prius Key Batteries - YouTube
![How To Replace 2012 - 2019 Toyota Prius C Key Fob Battery - Change Prius C Remote Fob Batteries - YouTube How To Replace 2012 - 2019 Toyota Prius C Key Fob Battery - Change Prius C Remote Fob Batteries - YouTube](https://i.ytimg.com/vi/6vIurY7Uzig/maxresdefault.jpg)
How To Replace 2012 - 2019 Toyota Prius C Key Fob Battery - Change Prius C Remote Fob Batteries - YouTube
Can car keyless entry systems malfunction due to interference? My remote stops working intermittently but doesn't seem to be random. Could parking lot security or shopping cart anti-theft systems be interfering? -
![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_UF894,1000_QL80_.jpg)