Patent ID: 7788019
Filing Date: 2010-08-31
Classification: F02B,F02D,F02M,Y02T

Abstract:
1. A control device of an internal combustion engine having a plurality of injectors provided on an intake side of each of a plurality of cylinders of the internal combustion engine, the control device comprising: an abnormality diagnosis means for specifying an abnormal injector when either one of the plurality of injectors of either one of the cylinders becomes abnormal; and a failsafe control means for performing failsafe control of prohibiting an injection operation of the injector specified to be abnormal by the abnormality diagnosis means and of performing increase correction of injection quantity of a normal injector such that fuel quantity equivalent to request injection quantity is injected only by the normal injector, wherein the failsafe control means restricts intake air quantity when the request injection quantity exceeds the maximum injection quantity that can be injected by the normal injector during execution of the failsafe control.