System Inspection
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.
- Turn the ignition switch "OFF".
- Disconnect the hose leading from the PCSV to intake manifold at intake manifold.
- Using a vacuum pump, apply vacuum to the manifold side of the vacuum hose and verify PCSV holds vacuum.
- Ignition switch is turned "ON" without engine running.
- Install GDS and select "Canister Purge Valve" on the Actuation Test mode.
- Activates "Canister Purge Valve" by clicking "Start" icon.
- Verify PCSV release vacuum while valve is activating (should hear a faint click from PCSV)
- Repeat this procedure 4 or 5 times to ensure PCSV reliability.
Specification
TEST CONDITION SPECIFICATIONTest Condition Specification PCSV is ON (should hear a faint click from PCSV) Holds vacuum PCSV is OFF Release vacuum - Is PCSV working properly?
YES
- Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
NO
- Verify arrow on PCSV is pointing towards intake manifold. If it is not, reverse installation. Reinstall as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure. - If it is okay, thoroughly check fuel vapor hoses and hose clamps between PCSV and intake manifold. Repair as necessary. If no problem is found, test with a new PCSV and check for proper operation. If failure is corrected, replace PCSV and go to "VERIFICATION OF VEHICLE REPAIR " procedure.