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Home >> Toyota >> 2019 >> Sienna SE, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 13 (Engine Control System [2GR-FE] - Diagnostic Codes (3 Of 3) & Circuit Tests) >> SFI System >> DTC P2420: Evaporative Emission Pressure Switching Valve Stuck OFF [12/2015 - 08/2016] >> Monitor Strategy

Monitor Strategy

WARNING: This page is about a different car, the 2016 Toyota Sienna. However, it is still accessible from the selected car via links, so may be relevant.
Required Sensors/Components Purge VSV and canister pump module
Frequency of Operation Once per driving cycle
Duration Less than 7 minutes (varies with amount of fuel in tank)
MIL Operation 2 driving cycles
Sequence of Operation None