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How to Replace the Key Battery in a Renault Megane

Model: Renault Megane Megane 2 - Years: 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
Part: Key

See other generations:
Video tutorial

Replacing the battery in your Renault Megane key takes just a few seconds and can be done by anyone without any issues. First, ensure you purchase a button cell battery that is fully compatible with your key. Next, remove the physical emergency key and then take out the old battery.

Now simply replace it with the new one and correctly reposition the physical key you removed earlier. As mentioned in the guide preview, the replacement takes only a few seconds, even without the help of an expert.


Updated on 8 June 2026 by ScegliAuto


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Watch the video!


by ScegliAuto

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