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Home >> Chrysler >> 1991 >> Imperial 3.8 L, A604 >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Optical Distributor
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Optical Distributor

Used only on 3.0L V6 engine, the optical distributor provides engine speed and crankshaft position signals. The SBEC uses this information to control fuel injection, ignition timing and idle speed. See Fig 1.

Fig 1: Cross-Sectional View of Optical Distributor (3.0L)
G90E00590Courtesy of CHRYSLER MOTORS.