The data that's programmed in the controller for the timings show there's not a full second difference in start up times for the two Northbrook approaches, nor has this dilemma been observe so far out in the field. Some drivers have much quicker reaction times than others. We will monitor the signal periodically.

This issue has been closed. If the problem persists, please re-open this issue and give us more detailed information on how to identify the location of the problem - then we will get right on it. Thanks a lot for reporting!