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Home >> Subaru >> 1987 >> XT GL, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Fuel INJ - MPFI System >> Operation >> Airflow Meter
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Airflow Meter

The MPFI system employs a "Hot-Wire" type airflow meter. This airflow meter converts amount of air taken into the engine into an electric signal by utilizing the heat transfer between incoming air and a heating resistor (hot wire), located in the air intake.