Also, an injection pulse signal is output to {HEAD ~ the fuel injection valve} 5 by detecting {TAIL ~ injection timing} 
by detecting
Also , an injection pulse signal is output to { HEAD ~ the fuel injection valve } 5 by detecting { TAIL ~ injection timing }
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL