| 摘要 |
<P>PROBLEM TO BE SOLVED: To reduce variation of engine power and improving energy efficiency when transitioning from deceleration to acceleration. <P>SOLUTION: A motorcycle 1 includes an engine E having first to fourth cylinders, a gear position sensor 30 detecting the gear position of a transmission 13, and an engine ECU 14 controlling a sub-throttle valve 24 provided corresponding to the fourth cylinder so that the power of the fourth cylinder becomes smaller than the power of the first to third cylinders when the gear position sensor 30 detects that gear position is at a lower speed side than a predetermined position. <P>COPYRIGHT: (C)2011,JPO&INPIT |
