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Home >> Hyundai >> 1992 >> Excel Base, 2D Hatchback, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Atmospheric (Barometric) Pressure Sensor
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Atmospheric (Barometric) Pressure Sensor

Pressure sensor, installed on airflow sensor, senses atmospheric pressure and converts it to voltage, which is sent to ECU. ECU computes altitude and corrects air/fuel ratio and ignition timing.

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