Do it yourself
Frequently asked questions about cars and motorcycles
Car tutorial (Do it yourself) Motorcycle tutorial (Do it yourself) Frequently Asked Questions

How to Replace the Remote Battery in a Hyundai Sonata?

Model: Hyundai Sonata DN8 - Years 2020-2026
Part: Key

To replace the battery in the remote for the Hyundai Sonata, press the button on the upper back of the device. Once pressed, you can remove the key from the top and use a lever to pry it open from its housing. After opening the remote, locate the underlying battery, which can be extracted and replaced with a new one. After removing the old battery, insert the new one, close the two halves of the remote, and ensure everything is functioning.

Updated on 14 September 2026 by ScegliAuto

Video tutorial

Related tutorials

How to Replace the Remote Battery of the Hyundai Sonata Hybrid
How to Replace the Remote Battery of the Hyundai Sonata Hybrid
Hyundai Sonata (2015-2019 / LF) To replace the small button battery inside the remote of your Hyundai Sonata Hybrid, simply follow the steps described in this guide. First, take the…
How to Replace the Battery in a Hyundai Sonata Remote?
How to Replace the Battery in a Hyundai Sonata Remote?
Hyundai Sonata (2005-2010 / NF, MK 5) To replace the battery in a Hyundai Sonata remote, pry open the bottom of the device to detach the plastic cover on the back of the remote: once this…
How to Replace the Remote Key Battery of the Hyundai Sonata
How to Replace the Remote Key Battery of the Hyundai Sonata
Hyundai Sonata (2010-2015 / YF, MK 6) 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…

Other guides you may be interested in

How to Open a Stuck Boot on the Peugeot 407?

On the Peugeot 407, the boot may become stuck, possibly due to a problem with the control button or the lock actuator. In such cases, you can perform an emergency opening by following the simple procedure shown in this tutorial. First, open the rear doors, then lower the seat back by operating the release lever. Next, go inside the boot, locate the lock, and manually operate it using a flathead screwdriver. The boot will then be free to open.

Watch the video!


by ScegliAuto

More videos