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How to Replace the Key Battery of the Hyundai Ioniq 6

Model: Hyundai Hyundai Various
Part: Key

If you own the brand new Hyundai Ioniq 6 and want to learn how to replace the battery inside the key, follow these instructions carefully. First, locate the small hole on the side of the cover. Then, use a compatible object and insert it inside, after which remove the rear cover and locate the exhausted battery. Finally, remove the old battery and replace it with a new button battery (model CR2450).

Updated on 3 August 2026 by ScegliAuto

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