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Prius Base
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Engine Control System
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SFI System
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DTC P0446 Evaporative Emission Control System Vent Control Circuit
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Monitor Strategy
Monitor Strategy
MONITOR STRATEGY
Related DTCs
P0466: Pressure switching valve fixed
Required Sensors/Components
Pressure switching valve
Frequency of Operation
Once per driving cycle
Duration
Within 10 seconds
MIL Operation
2 driving cycles
Sequence of Operation
None