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Home >> Mazda >> 1996 >> Millenia Base >> Repair and Diagnosis >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Barometric Pressure (BARO) Sensor
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Barometric Pressure (BARO) Sensor

Variations in atmospheric pressure (changes in altitude) modify electrical signal monitored by PCM. BARO sensor is built into the PCM.