DTC Troubleshooting: P2450
DTC P2450: EVAP System Purge Line Non-return Valve A Stuck Open
NOTE: Before you troubleshoot, review the general troubleshooting information.

DTC Description
Confirmed DTC
Pending DTC
P2450 EVAP System Purge Line Non-return Valve A Stuck Open
    

1.
Problem verification:

Problem verification
?1.
Turn the vehicle to the ON mode.

?2.
Clear the DTC with the HDS.


?3.
Select the EVAP TEST (ELCM) in the INSPECTION MENU, then select EVAP Purge Flow Check Test with the HDS.

  

?4.
Check for Pending or Confirmed DTCs with the HDS.
DTC Description
Confirmed DTC
Pending DTC
P2450 EVAP System Purge Line Non-return Valve A Stuck Open
    

Is DTC P2450 indicated?

     
YES
     
     
     
     
NO
     
     
     
Intermittent failure, the system is OK at this time. Check for poor connections or loose terminals at the EVAP leak check module, the EVAP canister purge valve, and the PCM. If the on-board snapshot of this DTC is recorded, try to reproduce the failure under the same conditions with the on-board snapshot.?