If you're lucky, the problem could simply be a blown fuse. Pull the cover from the fuse panel, located on the lower driver's side dash, and locate the headlight fuses (20 and 21 are the low beam fuses). Pull them out and check to see if they are blown, and if so, replace them. 3. If the headlights are OK and the fuses are OK, then the problem is *LIKELY* the headlight switch. In my case, AutoZone has one and it can be installed easily; but in your case, that may not be as simple. Please post your findings or comments. Jul 16, 2008 • 1991 Nissan Pickup. Driver's side headlight issue On a recent trip with my 2014 A4 I received a loud beep and dashboard message letting me know that my driver's side high/low beam headlight had stopped working. I ordered a replacement xenon bulb (D3S model), and because it was the driver's side bulb and therefore easily accessible, decided to install it myself. 11K views 3 years ago #AudiA6 #MrCarMAN. On this video, I am going to be sharing with you on how to change the headlight ballast on your Audi. If your headlight is not working, this might Support. Hello I've got an issue with my Audi A6 2012 (C7) the driver side headlight stopped working due to water damage , I've now changed the light and both modules and the light is still not working, however when the light is switched to the other side it works as it should but when replaced to its ori He says the headlights don't come on automatically at night bud so its not correct. Speculative until pics shown, but if the mirrors not autodimming type, then somebody just changed the headlight switch for a nicer one. Set off home this evening and warning came up on dash for light fault. The driver side headlight was not working. Got home and changed bulb, but still not working, so tried bulb from other side (working) and still did not work on driver side. Main beam and side light ok. Could this be a fuse issue? JEoJ4a.