4.
With respect of systems referred to in paragraphs 2 and 3, they shall meet the following requirements in particular: it shall only be possible to switch off such systems one at a time by a sequence of actions to be carried out by the driver; the systems shall be in normal operation mode upon each activation of the vehicle master control switch; it shall be possible to easily suppress audible warnings, but such action shall not at the same time suppress system functions other than audible warnings; it shall be possible for the driver to override such systems.
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Source: EUR-Lex (Cellar) · retrieved 2026-10-12 · Text as adopted (Official Journal); later amendments are not incorporated in this text.