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How to Replace the Key Battery on the Opel Astra J

Model: Vauxhall Astra Astra J - Years: 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
Part: Key

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Video tutorial

Replacing the battery in your Opel Astra J key (2009-2016) is a straightforward task that you can do independently. Below, we will outline all the steps you need to take to complete the replacement correctly and quickly.

First, purchase a compatible button battery and obtain a small flathead screwdriver. Use the screwdriver to remove the key cover and take out the old battery.

Finally, insert the new battery and reattach the cover.


Updated on 26 September 2026 by ScegliAuto


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by ScegliAuto

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