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Replace the Remote Battery of the Toyota Sienta Key

Model: Toyota Sienta Npc80 - Years 2003-2015
Part: Key

This video provides instructions to disassemble and replace the remote battery of the Toyota Sienta key. First, take your remote and remove the physical key. Then, pry open the remote in the slot to separate it into two parts, as shown in the video. Now, remove and replace the battery with a new one of the correct type (in this case, a CR 2032 3V); insert it in the correct orientation and reassemble the two halves of the remote, securing everything!

Updated on 17 May 2026 by ScegliAuto

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