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Home >> Toyota >> 2013 >> Matrix Base, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (2ZR-FE) (Diagnostic Codes (P1604-P2A00) & Circuit Tests)) >> SFI System >> DTC P2420: Evaporative Emission System Switching Valve Control Circuit High >> Typical Enabling Conditions
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Typical Enabling Conditions

Monitor runs whenever following DTCs not present None
Atmospheric pressure 70 kPa(abs) [525 mmHg(abs)] or higher, and less than 110 kPa(abs) [825 mmHg(abs)]
Battery voltage 10.5 V or more
Vehicle speed Below 2.5 mph (4 km/h)
Ignition switch Off
Time after key off 5 or 7 or 9.5 hours
Canister pressure sensor malfunction (P0452 and P0453) Not detected
Purge VSV Not operated by scan tool
Vent valve Not operated by scan tool
Leak detection pump Not operated by scan tool
Both of following conditions are met before key off Conditions 1 and 2
1. Duration that vehicle is driven 5 minutes or more
2. EVAP purge operation Performed
Engine coolant temperature 4.4°C (40°F) or more, and less than 35°C (95°F)
Intake air temperature 4.4°C (40°F) or more, and less than 35°C (95°F)