How to Disassemble and Assemble a Mercedes Key?

2 Answers
DiBriella
07/30/25 2:22am
Method for disassembling and assembling a Mercedes key: On the side of the wider end of the key, there is a gray sliding button. Slide it once, and the mechanical key will pop out. There is a hole at the back, and in the middle of the hole, there is a button that can be pressed down. Use the mechanical key to press it, and the key will separate. Mercedes offers models such as the S, SL, CL, E, CLS, CLK, CLC, SLK, C, G, GL, GLK, and ML. For example, the Mercedes S is a top-tier luxury car launched by Mercedes. In terms of body dimensions, it measures 5209mm in length, 1872mm in width, and 1473mm in height.
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McMakayla
08/15/25 8:29am
To disassemble a Mercedes key, start by locating the small seams along the edges of the key. Once found, gently pry it open using a thin plastic sheet or a small screwdriver—avoid applying too much force to prevent damaging the plastic casing. Carefully remove the battery cover after opening; the battery inside is usually a CR2032. Take out the old battery and replace it with a new one, ensuring the correct polarity. When reassembling, align the clips and press firmly to secure it. Avoid performing this process in humid environments to prevent water damage and rust. I also recommend wearing gloves to protect the key's surface from scratches. Regularly replacing the battery is crucial—every two years is ideal—to prevent remote failure. DIY saves money and is convenient, but avoid using metal tools to prevent short circuits.
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