FUEL CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE

摘要

PROBLEM TO BE SOLVED: To stabilize a combustion state by using also a fuel supply by a carburetor for a fuel supply by a fuel injector in the vicinity of limit engine speed in an internal combustion engine provided with the fuel injector. SOLUTION: This fuel control device for to internal combustion engine for detecting throttle opening and engine speed and regulating fuel injection quantity from the fuel injector 14 by the throttle opening and engine speed without measuring air quantity is provided with the carburetor 33 for supplying fuel by negative pressure on an intake side. In a high engine speed range in the vicinity of limit engine speed, injection quantity from the fuel injector 14 is limited and at the same time, the carburetor 33 is operated and proper fuel quantity is supplied according to required air quantity.