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Home >> Infiniti >> 2000 >> Q45 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 3 (Engine Controls - Theory & Operation) >> Computerized Engine Controls >> Input Devices >> Power Steering Oil Pressure Switch
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Power Steering Oil Pressure Switch

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2000 Nissan Xterra, 2000 Nissan Sentra, 2000 Nissan Quest, 2000 Nissan Pathfinder, and 2000 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

Power steering oil pressure switch is attached to power steering high pressure line. Switch monitors power steering load and sends signal to ECM. When oil pressure exceeds a predetermined amount, ECM sends a voltage signal to idle speed control valve to increase idle speed.

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