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2006
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LS 430
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Repair and Diagnosis
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Engine Performance
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System
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SFI System - Diagnostics
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DTC P2419 Evaporative Emission Pressure Switching Valve Stuck On; DTC P2420 Evaporative Emission Pressure Switching Valve Stuck Off
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Monitor Strategy
Monitor Strategy
MONITOR STRATEGY
Required Sensors/Components
Purge VSV and canister pump module
Frequency of Operation
Once per driving cycle
Duration
Within 900 seconds
MIL Operation
2 driving cycles
Sequence of Operation
None