Hello, did the dent just happen? And did the signal stop working when the dent happened? If so, then sure - some kind of damage could have occurred to the wiring or the lamp. However, start with the basics -- is the bulb burned out?
RepairPal Certified shops can diagnose and repair your 2011 Ford Transit Connect. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.