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Subaru
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2017
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Forester 2.0XT Touring
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Repair and Diagnosis
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Engine Performance
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Testing & Diagnosis
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Engine Control System (Diagnostics) (P000A To P015B) (H4DOTC)
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Diagnostic Procedure with Diagnostic Trouble Code (DTC)
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DTC P0102 Mass Or Volume Air Flow Sensor "A" Circuit Low
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Outline Of Diagnosis
Outline Of Diagnosis
Detect open or short circuits of the air flow sensor.
Judge as NG if out of specification.