In automotive electronics, an electronic control unit (ECU) is an embedded microcomputer that controls one or more of the electrical subsystems in a vehicle. Some modern cars have up to 70 ECUs, including: Apple IIc Generally, a microcomputer is a computer with a microprocessor (µP) as its CPU. Another general characteristic of these computers is that they occupy physically small amounts of space. ... Vehicles are non-living means of transportation. ...
An Engine Control Unit (ECU) (also known as an engine management system) is an electronic device, basically a computer, that is part of an internal combustion engine, which reads several sensors in the engine and uses the information to control the fuel injection and ignition systems of the engine. ...
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