sounds like you're not getting any power at all, like blackedout said check first to see if the battery is good, when i got my car something like that happened to me, drove me nuts, turned out to be the fuses by the battery in the trunk, so check those as well as all the other fuses. good luck
1990 325i Sterling Silver Metallic/Black leather.
M52B28 OBD-I W/ S52 Cams, M50 Manifold, SS Headers, Short ram intake, Stage 2 clutch w/ 14lb flywheel, Mark D chip tune.
Bilstein Sports with Eibach Pro springs + E90 drop hats, F+R Strut bars, '04 330ci Steering rack (3.0 Lock to lock, 13:1)
Custom Built BBS RS's 16x8 square.