D. Is there no power to the signal (Signal is dark)?
R. No

D. Is the signal flashing?
R. No

D. Is there a timing issue (too long to change from red, not changing at all, skipping cycles)? Please explain in detail:
R. 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