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Home >> Pontiac >> 2003 >> Vibe Base, FWD, Standard >> Repair and Diagnosis >> Engine Performance >> Theory and Operation >> Engine Control System - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Rocker Arm Oil Pressure Switch
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Rocker Arm Oil Pressure Switch

Rocker arm oil pressure switch detects oil pressure when the rocker arm oil control solenoid is ON. The oil pressure switch input enables the PCM to monitor the operation of the rocker arm oil control solenoid.