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How to Replace the Key Battery in an Alfa Romeo 156

Model: Alfa Romeo 156 MK 1 - Years 1997-2007
Part: Key

If you own an Alfa Romeo 156 and want to learn how to replace the button battery inside the key, simply read the following guide carefully. First, you need to obtain a common coin. Use it to remove the cover and access the battery inside. At this point, proceed to remove the old battery and then insert the replacement battery. Finally, reassemble the cover correctly and test the functionality of your Alfa Romeo 156 key.

Updated on 29 June 2026 by ScegliAuto

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