Jersey Police warned of potential travel chaos on a major route to town because the traffic lights weren't working at the eastern end of Victoria Avenue.
Engineers were at the scene before sunrise. The problems were fixed just before 8am.
Roads around West Park Roundabout were closed for a time, causing delays on the Esplanade.

Date set for new vape tax to take effect
Youth Assembly backs vape ban, but narrowly rejects social media ban
Public Health Jersey issues advice following UK meningitis outbreak
Ports of Jersey to takeover running of harbour café
Teams decided for de Putron Final 2026
Number portability issue between Coop Mobile and JT resolved
Former teacher jailed and placed on Sex Offenders register
Opponents ask if St Mary solar plans have been 'abandoned'