DTC P2450 - EVAP System Switching Valve Performance/Stuck Open

WARNING: This page is about a different variant/trim than selected.

DTC DESCRIPTION P2450 - EVAP SYSTEM SWITCHING VALVE PERFORMANCE/STUCK OPEN

Description:	The PCM commands the evaporative emission (EVAP) vapor blocking valve closed while vacuum is present in the fuel tank. If the valve does not close, the vacuum in the tank is quickly lost. This DTC sets when the rate of vacuum loss is greater than a calibrated threshold.
Possible Causes:	Contaminated EVAP vapor blocking valve EVAP vapor blocking valve stuck open Damaged EVAP vapor blocking valve
Diagnostic Aids:	Retrieve all continuous memory and on-demand self-test DTCs from the PCM. Diagnose any circuit related EVAP vapor blocking valve DTCs before diagnosing this performance DTC. Visually inspect the EVAP canister inlet port, EVAP canister vent valve filter, fresh air hose and canister vent hose assembly for restrictions, contamination or debris.
Application	Key On Engine Off	Key On Engine Running	Continuous Memory
All	GO to PINPOINT TEST HX .