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Home >> Subaru >> 2004 >> Baja Base, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Diagnostic Trouble Code (DTC) Detecting Criteria (H4SO) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P0400: Exhaust Gas RECIRCULATION Flow >> General Driving Cycle
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General Driving Cycle

Perform the diagnosis only once at the fuel shut-off in deceleration in vehicle speed more than 40 km/h (25 MPH). Pay attention to vehicle speed and engine speed. (The diagnosis is not completed if vehicle speed and engine speed are out of condition due to deceleration.)