A flashing yellow traffic signal at an intersection means:

A flashing yellow signal means "proceed with caution." You should slow down and be alert before entering the upcoming intersection and must yield to any pedestrians, bicycles, or vehicles in the intersection; however, you do not have to stop.

• You should treat the signal like a stop sign.
• Stop. Yield to all cross traffic before crossing in the intersection.
• Slow down and be alert at the upcoming intersection.