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Replacing the Key Fob Battery for the Vauxhall Astra

Model: Vauxhall Astra Astra J - Years 2009-2016
Part: Key

In this guide, follow the instructions to disassemble and replace the battery of the key fob for the Vauxhall Astra. First, take the key fob in hand and start by removing the plastic cover on the back by prying it off at the sides; then remove the old battery and replace it with a new one of the correct type (in this case, a CR 2032 3V), as shown in the video. Insert the new battery in the correct orientation and refit the plastic back cover, securing it properly!

Updated on 10 August 2026 by ScegliAuto

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