Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSSUBARU2016LEGACY 2.5IREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 15 (ENGINE CONTROLS (H6DO) (DIAGNOSTICS) (4 OF 5))DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)DTC P0441 EVAP SYSTEM (CPC) INCORRECT PURGE FLOWEXECUTION CONDITION
2016 Subaru Legacy 2.5i
Execution Condition
2016 Subaru Legacy 2.5iSECTION Execution Condition
WARNING: This page is about a different variant/trim than selected.
| Secondary Parameters | Execution condition | ||
|---|---|---|---|
| Time when ELCM switching valve is closed | < 120000 ms | ||
| Purge control solenoid valve control duty | > 0% | ||
| Precondition | |||
| Conditions to close the switching valve of ELCM intrusively. | |||
| Battery voltage | ≥ 10.9 V | ||
| Barometric pressure | ≥ 75.1 kPa (563 mmHg, 22.2 inHg) | ||
| Integrated value of calculated purge airflow since engine start | ≥ Value from Map (g)(1) | ||
| Atmospheric pressure - Intake manifold absolute pressure | ≥ 6.7 kPa (50 mmHg, 2 inHg) | ||
| ((Fuel system status | = Fuel cut | ||
| for time) | ≥ 1 s | ||
| followed by Fuel system status) | Fuel cut | ||
| Ambient temperature | ≥ -25 °C (-13 °F) | ||
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AMBIENT TEMPERATURE SPECIFICATION
| Ambient temperature °C (°F) | 0 (32) | 10 (50) | 20 (68) | 30 (86) | 40 (104) | 50 (122) |
| Integrated value of calculated purge airflow since engine start g (oz) | 72 (2.54) | 72 (2.54) | 72 (2.54) | 72 (2.54) | 72 (2.54) | 72 (2.54) |
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.