Did it pull a code P0301?
Check the following (not in any certain order):
(a) plug wire (check the connection, condition and resistance with a DVOM/ohm meter)
(b) check plug wire for steady/strong spark
(c) check coil
(d) check injector
(e) check injector electrical connection and continuity
(f) check fuel pressure
(h) vacuum hoses and connections
See the other question I answered concerning the P0301 code.