Submitted by the Secretary ACSF-19-10 System behaviour Expected event & unexpected event (without imminent danger) Transition Risk reduction Phase: Transition demand “No driver” [≥ 10 s] Standstill [≤ 4 s] Event: Unexpected event (w/o imminent danger) Expected event First alert (haptic & acoustic) (e.g. brake jerks) Minimum risk manoeuvre Risk mitigation strategy (e.g. “warning escalation” with respect to monitoring driver’s activity) Speed reduction, no standstill Speed reduction until standstill (maintain lane keep. functionality = “partial deactivation”) Lane change, if system fitted System behaviour:

System behaviour Unexpected event (with imminent danger) Submitted by the Secretary ACSF-19-10 System behaviour Unexpected event (with imminent danger) Phase: Emergency Normal “No time for transition to driver” Standstill or danger passed ??? Event: Unexpected event (w/ imminent danger) Emergency Manoeuvre System behaviour: Full braking performance or evasive manoeuvre