# Do you know how traffic lights work...

**URL:** <https://forums.speedlife.net/t/do-you-know-how-traffic-lights-work/17475>\
**Category:** NYSpeed Automotive\
**Created:** [September 14, 2006, 12:52pm UTC](https://forums.speedlife.net/t/do-you-know-how-traffic-lights-work/17475 "2006-09-14T12:52:55Z")\
**Posts on this page:** 1\
**Showing post:** 30

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**Author:** ![vq30de](https://avatars.discourse-cdn.com/v4/letter/v/9dc877/32.png) [@vq30de](https://forums.speedlife.net/u/vq30de)\
**Post date:** [September 14, 2006, 8:19pm UTC](https://forums.speedlife.net/t/do-you-know-how-traffic-lights-work/17475/30 "2006-09-14T20:19:57Z")

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Yeah. Im pretty sure the sensor stuff is an urban legend. Im fairly sure theyre on a timer…

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