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How to Replace the Remote Battery on a Kia Optima?

Model: Kia Optima / K5 MK 4, JF - Years: 2015, 2016, 2017, 2018, 2019, 2020
Part: Key

See other generations:
Video tutorial

To replace the battery in the remote for a Kia Optima, press the button located on the top of the device to lift the key blade. Once the key blade is lifted, pry inside its housing to detach the panel on the back of the device.

After removing this panel, pry inside to extract the battery; replace it with a new spare part, close the remote, and check that it functions.


Updated on 9 October 2026 by ScegliAuto


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How to Remove the Rear Seat of a Hyundai Tucson?

To remove the rear seat of a Hyundai Tucson, follow these steps. Start by moving the front seats to their most forward position to gain space. Next, locate the release lever on the underside of the rear seat, near the floor. Press this lever down while pulling the seat upwards to unlock it from the anchor pins. Once unlocked, tilt the seat upwards and forwards to remove it from its position. Repeat this process for both sides of the rear seat. Be careful of any electrical cables or components that may be connected to the seat during removal. Once the rear seat is removed, the disassembly is complete.

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by ScegliAuto

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