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How to Disassemble the Key and Replace the Battery of the Mercedes C-Class

Model: Mercedes Classe C W205 - Years: 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021
Part: Key

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Video tutorial

Follow this guide to disassemble the remote key and replace the battery for the Mercedes C-Class with these simple and quick steps. First, take your remote and remove the physical key from inside it; then, pry open the slot to remove the back cover of the remote, as shown in the video.

At this point, replace the battery with a new one of the correct type (in this case, a CR 2025 3V); insert it in the correct orientation and install the back cover of the remote!


Updated on 16 June 2026 by ScegliAuto


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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.

Watch the video!


by ScegliAuto

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