Alternately, the engine control apparatus may include {HEAD ~ a window setter} for causing {TAIL ~ the misfire detector} to determine misfire only when ignition coil is in a non energized state 
for causing
Alternately , the engine control apparatus may include { HEAD ~ a window setter } for causing { TAIL ~ the misfire detector } to determine misfire only when ignition coil is in a non energized state
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH