# Commission Regulation (EU) No 347/2012 of 16 April 2012 implementing Regulation (EC) No 661/2009 of the European Parliament and of the Council with respect to type-approval requirements for certain categories of motor vehicles with regard to advanced emergency braking systems, Division 1.2.1

Extent: E+W+S+N.I.

The system shall provide the driver with appropriate warnings as described in points 1.2.1.1 to 1.2.1.3:
1.2.1.1.A collision warning when the AEBS has detected the possibility of a collision with a preceding vehicle of category M, N or O in the same lane which is travelling at a slower speed, has slowed to a halt or is stationary having not being identified as moving. The warning shall be as specified in point 1.5.1.
1.2.1.2.A failure warning when there is a failure in the AEBS that prevents the requirements of this Annex being met. The warning shall be as specified in point 1.5.4.
1.2.1.2.1.There shall not be an appreciable time interval between each self-check by the AEBS, and subsequently there shall not be an appreciable delay in illuminating the warning signal, in the case of an electrically detectable failure.
1.2.1.3.A deactivation warning, if the vehicle is equipped with a means to manually deactivate the AEBS, shall be given when the system is deactivated. This shall be as specified in point 1.4.2.

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Source: https://www.legislation.gov.uk/eur/2012/347/annex/II/division/1/division/1.2/division/1.2.1 (the official version)
Page: https://openlegislation.uk/eu-regulation-2012-347/annex-II/division-1/division-1.2/division-1.2.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.