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Home >> Mitsubishi >> 2003 >> Lancer Evolution >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Barometric Pressure Sensor
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Barometric Pressure Sensor

Barometric (BARO) sensor is incorporated into Volume Air Flow (VAF) sensor assembly. BARO sensor converts barometric pressure to an electrical signal, which is sent to PCM. PCM adjusts air/fuel ratio and ignition timing according to changes in altitude.

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