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Home >> Plymouth >> 1988 >> Colt DL, 2D Hatchback, 1.6 F, Standard >> Repair and Diagnosis >> Engine Performance >> System >> ECI System >> Description & Operation >> Air/Fuel Ratio Control System
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Air/Fuel Ratio Control System

Air/fuel ratio control system consists of 2 injectors, ECU, fuel pressure regulator and various sensors. Air/fuel ratio is controlled by adjusting injector driving time. Fuel injection is controlled by airflow sensor output frequency corresponding to amount of intake air.