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Home >> Geo >> 1993 >> Metro Base, 2D Hatchback, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Camshaft Position (CMP) Sensor
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Camshaft Position (CMP) Sensor

Engine speed signal is generated by pick-up coil/camshaft position sensor and signal rotor in the distributor. This pulsing signal is sent to ECM, where it is used to calculate engine speed. It is also used as input to determine the energizing of fuel injector.