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Home >> Dodge and Ram >> 1993 >> Grand Caravan Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation - Gasoline >> Computerized Engine Controls >> Input Devices >> Optical Distributor

Optical Distributor

Optical distributor provides engine speed and crankshaft position signals. PCM uses this information to control fuel injection, ignition timing and idle speed.

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