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How to Replace the Key Fob Battery on a Renault Megane 4

Model: Renault Megane Megane 4, Megane IV - Years 2015-2023
Part: Key

To replace the battery in the key fob of your Renault Megane 4, you will need a small flat-head screwdriver or an old key to use for leverage, along with a new battery of the correct type, specifically a flat CR 2032 3V. Take the key fob and use the screwdriver or the old key to pry open the slot on the bottom of the casing, under the car logo. This will open the fob and give you access to the battery compartment; proceed to replace the old battery and close the fob.

Updated on 10 August 2026 by ScegliAuto

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