2005 Hyundai Coupe Problems

When driving clutch occasionally slips or when in gear clutch disengage as if in neutral

Fluctuate in compression on cylinder 4 and 6 one minute they r 160 psi and next only 60 psi and that head is getting hot

When starting it is all fine up until the choke cuts out and u rev a few times the car starts popping and banging from exhaust and 3 and 5 injectors stops getting the electrical pulse and lose all power won't accelerate if u do try accelera...

within 48 hours the battery goes from fully charged to zero.... door locking system not working properly as it sometimes continues to operate on and off when driving. could this problem be drainning battery overnight? I have checked everyt...

My car was fine yesterday came out today nothing at all no dashlight, nothing.