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Home >> Lexus >> 2008 >> LX 570 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTC P1340 - P2A03 >> DTC P2420 Evaporative Emission System Switching Valve Control Circuit High >> DTC Summary

DTC Summary

DTC SUMMARY

DTC Code Monitoring Item Malfunction Detection Condition Trouble Area Detection Timing Detection Logic
P2420 Vent valve stuck open (vent) The following condition is met during the key-off EVAP monitor:
  • The EVAP pressure change when the vent valve is closed (ON) is below 0.3 kPa-g (2.25 mmHg-g).
  • Canister pump module (Reference orifice, leak detection pump, vent valve)
  • Connector/wire harness (Canister pump module - ECM)
  • ECM
 While engine switch off 2 trip

HINT:

The vent valve is built into the canister pump module.

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