Yes , according to the Gates website ( they make timing belts etc . )
both the 2.0 liter SOHC and DOHC engines in a 2004 Ford Focus are
interference engines
1.5 liter d15b7 non vetec
yes
buy a better car like 2.0
well for one that switch is for street racing so stop that but the switch is inside the altranator or hwo ever u spell it.