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Home >> Jeep >> 1990 >> Cherokee Laredo, 2D Utility, Standard >> Repair and Diagnosis >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Fuel Control System >> Fuel Injector (MPI)
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Fuel Injector (MPI)

There is one injector per cylinder. Injectors are attached to fuel rail and aimed at intake valve ports in cylinder head. ECU calculates injector pulse width based on various inputs.