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Home >> Scion >> 2008 >> tC Spec, Standard >> Repair and Diagnosis >> Engine Performance >> 2AZ-FE Engine Control System >> SFI System >> DTC P2420: Evaporative Emission System Switching Valve Control Circuit High >> DTC Summary
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DTC Summary

DTC SUMMARY

DTC No. Monitoring Item DTC Detection Condition Trouble Area Detection Timing Detection Logic
P2420 Vent valve stuck open (vent) The following condition is met during key-off EVAP monitor
  • EVAP pressure change when vent valve is closed (ON) is less than 2.3 mmHg
  • Pump module (0.02 inch orifice, vacuum pump, vent valve)
  • Connector / wire harness (Pump module - ECM)
  • ECM
 Ignition switch off 2 trip
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