Fuel consumption measuring device

摘要

There is provided a fuel consumption measuring device wherein each time the fuel injection valve in a fuel injection system for an internal combustion engine is opened, a first pulse signal is generated whose pulse width corresponds to the duration of the opening of the valve, and the pulse width of the first pulse signal is measured to generate second pulse signals corresponding to the quantity of fuel fed, whereby an exact amount of the fuel consumed or remaining in the fuel tank is stored.