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Home >> Volkswagen >> 1989 >> Vanagon GL Syncro, Van Camper >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Theory/Operation >> Computerized Engine Controls >> Input Devices >> Power Steering Oil Pressure Switch
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Power Steering Oil Pressure Switch

This switch signals the ECU when the power steering load is high. The ECU then sends a voltage signal to the idle stabilization valve to increase idle speed to assist with power steering load.