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Home >> Cadillac >> 1982 >> Seville 4.1L Eng VIN 8 >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> DFI Control System >> Operation >> Data Sensors >> Notes
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Data Sensors: Notes

Each sensor furnishes electronic impulses to ECM. The ECM computes spark timing and fuel delivery rate necessary to maintain desired air/fuel mixture, thus controlling amount of fuel delivered to engine. Data sensors are interrelated to each other as illustrated in Figure. Operation of each sensor is as follows: