Check the circuit breaker. If it's a 2 door its above the passenger window switch
If it's a 4 door it's beside your hazard light switch.
If neither of those, check the fuse.
91 318is - M50NV (gone)
02 WRB Subaru WRX EJ207 forged, 320 AWHP stock turbo.
85 - 325
02 325i Sedan