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Home >> Geo >> 1994 >> Prizm Base, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Crank Signal

Crank Signal

Engine start signal, sent from starter circuit, is used by ECM to determine when engine is cranking. ECM/PCM uses signal to control injection time of fuel injectors.

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