A safety warning device for deactivated driver assistance systems, hereinafter referred to as SWEFF, is characterized in that, when driver assistance systems (e.g., ABS (Anti-lock
Braking System), TC (Traction Control), Slide Control,
Wheelie Control, Engine
Brake Control, ESP (Electronic Stability Program),
Traffic Sign Recognition,
Emergency Brake Assist, Lane Keeping Assist, etc.) are deactivated, the entire display or parts of the display flash (at least once) and / or an acoustic
signal sounds at least once and / or a voice output is given at least once (e.g., via
loudspeaker and / or a communication
system in and / or on the helmet). The flashing and / or the acoustic
signal and / or the voice output can be repeated after a certain period of time.This repetition can be prevented by the driver through various actions (e.g., pressing a control button and / or touching a
touchscreen (e.g., display) and / or by voice input (e.g., via a
microphone) and / or in a menu (
software)). In vehicles with analog instruments, the instrument lighting or parts of the instrument lighting and / or at least one indicator light may flash. There may then be a separate indicator light for each driver assistance
system.