Home >> Subaru >> 2004 >> Baja Base, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Diagnostic Trouble Code (DTC) Detecting Criteria (H4SO U5 (PZEV)) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P0301: Cylinder 1 Misfire Detected >> Enable Condition >> MT (Vehicle Speed < 64.4 km/h (40 MPH))