问 Is there no power to the signal (Signal is dark)?
答 No

问 Is the signal flashing?
答 No

问 Is there a timing issue (too long to change from red, not changing at all, skipping cycles)? Please explain in detail:
答 Someone changes the timing on this light. It's too short to allow all cars to exit neighborhood. Especially in the weekday mornings 7:15-8:00