Test Condition For PCSV Close Stuck

WARNING: This page is about a different car, the 2021 Hyundai Kona. However, it is still accessible from the selected car via links, so may be relevant.

Confirm that the installation arrow mark on PCSV goes towards engine.
Disconnect hose at the PCSV coming from the fuel tank.
Connect GDS and select "PCSV" parameter on current data.
Start the engine.
Check for vacuum or no vacuum through the port at the PCSV in accordance with PCSV operating condition.
- Check the amount of vacuum, by hand, through the PCSV when PCSV is ON (Open)
is the vacuum condition at the port normal?
YES
- Go to "TEST CONDITION FOR CHECKING CLOGGING OF VAPOR LINE " procedure.
NO
- Substitute with a known-good PCSV and check for proper operation. If the problem is corrected, replace PCSV and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.