General: Fiat 500 Dipped Headlight Fuse - The FIAT Forum Oct 19, 2012The fuse is likely to be okay otherwise the other headlamp would also not work. It's more likely to be a connection issue. Take the block connector off the back of the headlamp bulb and attach it to a test bulb (use blade connectors on the end of the test Technical: 500 1.2 daytime running light issueApr 14, 2017Technical: Headlights stopped working - The FIAT ForumJul 11, 2012General: headlight fuse and relayMay 04, 2012Technical: Help where is fuse box?? - The FIAT ForumApr 12, 2011See more results Fiat 500 (2010 - 2014) - fuse box diagram - Auto Genius Mar 26, 2016Article about Fiat 500 (2007 – 2010) include description every fuses and relays from diagram. If you looking it, you can check it here . WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.