Patent ID: 6009853
Filing Date: 2000-01-04
Classification: F02D,F05C

Abstract:
A throttle control apparatus comprising:a throttle valve for regulating air flow in an intake passage of an internal combustion engine;throttle control means for controlling opening of the throttle valve through operation of a motor according to a predetermined instruction value based on various information;a throttle sensor for detecting opening of the throttle valve;determination means for determining whether there is a system abnormality by comparing with a preset reference value a deviation between the predetermined instruction value and an output value from the throttle sensor;a valve opening fixation mechanism for fixing the opening of the throttle valve to a predetermined opening when the determination means determines the existence of a system abnormality; andoutput adjustment means for varying output of the internal combustion engine when the opening of the throttle valve is fixed by the valve opening fixation mechanism.