The signaling of the car is mandatory from the 23 of July of 2010 and indicates the next circulation of cyclists to the rest of the circulation.
1 Indicates the upcoming circulation of cyclists.
2 Vehicles must be carried at all times when they only circulate in function and service of accompaniment to the circulation of cyclists.
3 It will be placed in the upper part of the accompanying vehicle, vertically and held in such a way as to avoid the risk of falling. It will be installed as an additional supplementary element (movable).
4 This signal will have the signal P-22 inscribed on the left and the word CYCLISTS on the right, its dimensions, color, content and technical characteristics having to be adjusted to what is indicated below:
State official newsletter:
http://www.boe.es/boe/dias/2010/01/23/pdfs/BOE-A-2010-1011.pdf