Description
The Mercedes-Benz smart key nub is a small but essential component of the smart key system . It is the raised rubber or plastic button on the key fob that allows you to control the vehicle functions with ease. Key functions β’ Lock / Unlock / Boot release β’ Transfers finger pressure to the internal key switch β’ Built for daily and long-term use Why itβs important β’ A damaged nub can cause delayed or non-responsive buttons β’ Replacing it restores smooth and reliable key operation β’ More affordable than replacing the entire smart key Compatible Mercedes-Benz models This type of key nub is commonly used on: β’ C-Class: C180, C200, C250, C300 (W204) β’ E-Class: E200, E250, E300 (W212) β’ S-Class: S350 (selected models) β’ GLK-Class: GLK250, GLK300 β’ CLS-Class: CLS250,
