Removed fuses in engine compartment to for blow heater fuse now engine management light on and glow heater light the car would reave up?

Showing triangle sign with arrow around it.

Hi can I have any help I seem to only have windscreen selection for my blowers inside the car is there anything I can do to get this problem fixed just had the air conditioning regassed and it's only… 

Light stays on but does not seam to affect cars performance

Small oil leak passenger side