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Home >> Saturn >> 2001 >> SW2 Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Control System - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Engine Oil Pressure Sensor/Switch
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Engine Oil Pressure Sensor/Switch

PCM checks engine oil pressure continuously. If engine oil pressure switch indicates low oil pressure at any time, PCM will send information through the serial data to the Instrument Panel Cluster (IPC) to illuminate the "Low Oil Pressure" warning light.

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