Mazda 6 Key Fob Battery
Find the correct key fob battery for your Mazda 6 by model year. Select a year below to see the battery size, replacement details, and buy options. When multiple remotes apply, each row shows the remote type.
Common questions
What battery does a Mazda 6 key fob use?
It depends on your model year and remote type. Use the table below to find the exact coin-cell size (such as CR2032 or CR2025) for your year.
How do I replace the battery in my Mazda 6 key fob?
Open the fob along the seam, remove the old battery, insert the same-size replacement with the same orientation, and snap it closed. See our step-by-step guide for photos and tips.
| Year | Remote type | Battery type |
|---|---|---|
| 2021 | Standard | CR2032 |
| 2020 | Type A Key / Speed6 | CR2025 |
| 2020 | Type B Key | CR2032 |
| 2019 | Standard | CR2025 |
| 2018 | Standard | CR2025 |
| 2017 | Standard | CR2025 |
| 2016 | Standard | CR2025 |
| 2015 | Standard | CR2025 |
| 2014 | Standard | CR2025 |
| 2013 | Integrated key | CR1620 |
| 2013 | Type A / Speed6 | CR2025 |
| 2012 | Integrated key | CR1620 |
| 2012 | Type A / Speed6 | CR2025 |
| 2011 | Integrated key | CR1620 |
| 2011 | Type A / Speed6 | CR2025 |
| 2010 | Integrated key | CR1620 |
| 2010 | Type A / Speed6 | CR2025 |
| 2009 | Integrated key | CR1620 |
| 2009 | Type A / Speed6 | CR2025 |
| 2008 | Integrated key | CR1620 |
| 2008 | Type A / Speed6 | CR2025 |
| 2007 | Integrated key | CR1620 |
| 2007 | Type A / Speed6 | CR2025 |
| 2006 | Integrated key | CR1620 |
| 2006 | Type A / Speed6 | CR2025 |
| 2005 | Standard | CR2025 |
| 2004 | Standard | CR2025 |
