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Replacing the Key Fob Battery for the Porsche 911

Model: Porsche 911 991 - Years 2011-2019
Part: Key

This guide provides step-by-step instructions for disassembling and replacing the battery in the key fob for the Porsche 911. First, take your key fob and extract the physical key from inside by sliding the small button located on the back; then, remove the battery tray as shown in the video. At this point, replace the battery with a new one of the correct type (in this case, a CR 2032 3V); insert it in the correct orientation inside the key fob and reassemble the tray and the key!

Updated on 19 June 2026 by ScegliAuto

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