04 headlights
 

Hey guys so my 04 A8 has a symbol on the dash for a burnt out headlight it seems the projector light bulb on the driver side works than goes out now as for the chrome houseing theres a another light bulb that i cannot get turned on to etheir side i pulled the switched out and twisted it to ever side it does nothing for those light the fogs come on does anyone know what light bulb i need?