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Home >> Subaru >> 2004 >> Baja Base, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Diagnostic Trouble Code (DTC) Detecting Criteria (H4SO U5 (PZEV)) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P1448: Fuel Tank Sensor Control Valve Range Performance >> General Driving Cycle
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General Driving Cycle

Perform the diagnosis continuously when the fuel tank pressure is large or small in 80 seconds or more after starting the engine.