Mercedes-benz B1e9e2a -

: Specifically 2015–2018 E400, 2019 E450, and 2019 E53 AMG.

: Check for debris, spilled liquids (like coffee or soda), or sticky residue around the star button. Cleaning the edges with a specialized electronic cleaner or a slightly damp microfiber cloth can sometimes release a physically stuck button. Mercedes-benz B1e9e2a

: The system detects that the "Favorites" button (often identified by a star icon on the steering wheel or center console) is stuck or physically jammed in one position. : Specifically 2015–2018 E400, 2019 E450, and 2019 E53 AMG

: Models with the newer digital cockpit, where "Favorites" are managed via touchpads on the steering wheel or center console. 4. Diagnostic and Repair Steps : The system detects that the "Favorites" button

: The infotainment system may constantly pull up the "Favorites" menu or ignore other inputs because it thinks the star button is being held down.