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Home >> Nissan-Datsun >> 2002 >> Sentra SE-R, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation - 4 CYL & V6 >> Computerized Engine Controls >> Input Devices >> Absolute Pressure Sensor
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Absolute Pressure Sensor

Absolute pressure sensor detects ambient barometric pressure. Sensor sends a voltage signal to ECM. Voltage decreases as pressure decreases. Depending on model, sensor could be an internal or external component of ECM.

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