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Home >> Toyota >> 2005 >> Prius >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (SFI) - Diagnostics >> DTC P0442, P0455, P0456: Evaporative Emission Control System Leak Detected (Small Leak/Gross Leak/Very Small Leak) >> Typical Malfunction Thresholds >> P0442: 0.040 inch malfunction detection

P0442: 0.040 inch malfunction detection

TYPICAL MALFUNCTION THRESHOLDS P0442

Fuel tank pressure changing value for 5 seconds from -2.0 kPa (-15 mmHg) point Increases 0.187 kPa (1.4 mmHg) or more
Fuel tank pressure changing value for 5 seconds from -2.6 kPa (-20 mmHg) point Increases 0.187 kPa (1.4 mmHg) or more
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