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Home >> Subaru >> 2013 >> Outback Base, Standard Trans >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Diagnostic Trouble Code (DTC) Detecting Criteria (H4DO) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P0451 Evaporative Emission System Pressure Sensor/Switch Range/Performance >> Enable Conditions

Enable Conditions

ENABLE CONDITIONS

Secondary Parameters Enable Conditions
Ignition switch ON
Engine speed < 300 rpm
Vehicle speed < 1 km/h (0.621 MPH)
Soaking time ≥ 60 s
Variation value of intake manifold pressure (absolute pressure) since ignition switch is turned to ON < 1.332 kPa (9.99 mmHg, 0.39 inHg)
ELCM vacuum pump Not in operation
ELCM switching valve Open
Purge control Not in operation