49+ Flashing Yellow Arrow Signal Pictures. Flashing yellow—a flashing yellow signal light warns you to be careful. The flashing yellow arrow shall not be used in these cases:
Understanding the flashing yellow arrow.
Stop in the appropriate lane for the turn you wish to make. Stop if you are not already in the intersection. This signal should be treated similar to a yield sign or a turn lane not controlled by its own traffic signal. The configuration of the flashing yellow arrow (fya) signal design allows for various left turn phasing throughout the day, eliminates the yellow trap condition present during certain phasing schemes, and provides a clearer meaning of a permissive left turn.