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Posts Tagged: Subaru P0102

Subaru P0102

Subaru P0102 — diagnose and fix Subaru P0102 trouble code is defined as P0102 Mass or Volume Air Flow Circuit Low Input. This refers to the Mass Airflow Sensor (MAF) or simply Air Flow Sensor (Subaru definition). This is a combination airflow and air temperature sensor. See the diagram below. How Subaru MAF Flow sensor works Power comes into the MAF on terminal #1 from the power relay. The sensor receives ground at the ECM B135 connector, terminal 30. The MAF receives a reference voltage on terminal 2 from the … Read More


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