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Home >> Mercury >> 1996 >> Tracer L4-110 1.8L DOHC >> Repair and Diagnosis >> Powertrain Management >> Sensors and Switches - Powertrain Management >> Sensors and Switches - Computers and Control Systems >> Barometric Pressure Sensor >> Description and Operation

Barometric Pressure Sensor: Description and Operation

PURPOSE
The Barometric Pressure (BARO) sensor detects changes in atmospheric pressure and signals the Powertrain Control Module. This information is used to adjust certain operating parameters of the engine.
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