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Home >> Ford >> 1982 >> Cutaway 4.9L Eng VIN 9 >> Repair and Diagnosis >> Engine Mechanical >> Auxiliary Emission Control Systems >> MCU Engine Control System >> Operation >> Engine Controls >> Air/Fuel Controls

Air/Fuel Controls

The MCU provides a pulsed voltage signal which operates a fuel control solenoid. The engine is controlled directly by the solenoid which is a part of the carburetor.