{TAIL ~ 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 external equipment of {HEAD ~ the engine fuel control system} 1 
{ TAIL ~ 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 external equipment of { HEAD ~ the engine fuel control system } 1
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