The ECU 4 mainly includes CPU 4a, ROM 4b and RAM 4c, which make up a logical operation circuit that is connected to I/O section 4e via common path 4d to connect the input and output signals with {HEAD ~ external equipment} of {TAIL ~ the engine fuel control system} 1 
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The ECU 4 mainly includes CPU 4a , ROM 4b and RAM 4c , which make up a logical operation circuit that is connected to I / O section 4e via common path 4d to connect the input and output signals with { HEAD ~ external equipment } of { TAIL ~ the engine fuel control system } 1
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