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How to Replace the Remote Key Battery of the Hyundai Sonata

Model: Hyundai Sonata YF, MK 6 - Years 2010-2015
Part: Key

The instructions in this guide will allow you to replace the battery of the remote key for the Hyundai Sonata. First, take your remote and remove the physical key from inside it. Then, leverage the slot created to open the remote into two parts, accessing the electronic board and the battery, as shown in the video. At this point, remove the old battery and replace it with a new one, inserting it the correct way (in this case, a CR 2032 3V); reassemble the remote and finally insert the physical key.

Posted on 21 February 2026 by ScegliAuto

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by ScegliAuto

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