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Home >> Subaru >> 2004 >> Outback Base, 4D Sedan >> Repair and Diagnosis >> Engine Performance >> System >> Diagnostic Trouble Code (DTC) Detecting Criteria (H6DO) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P0139: O2 Sensor Circuit Slow Response (Bank 1 Sensor 2) >> ECM Operating At DTC Setting

ECM Operating At DTC Setting