In an engine provided with a throttle valve actuator which controls the opening/closing of {TAIL ~ the throttle valve}, a target throttle valve opening degree is determined based {HEAD ~ the amount} of accelerator pedal depression 
In an engine provided with a throttle valve actuator which controls the opening / closing of { TAIL ~ the throttle valve } , a target throttle valve opening degree is determined based { HEAD ~ the amount } of accelerator pedal depression
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH