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Home >> Genesis >> 2021 >> G90 5.0 Ultimate, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 28 (Engine Control System Diagnosis - 3.3L (9 Of 9)) >> DTC P2422-00: Evaporative Emission System Vent Valve Stuck Closed >> Component Inspection >> Canister Close Valve (CCV) Line Inspection

Canister Close Valve (CCV) Line Inspection

WARNING: This page is about a different variant/trim than selected.
  1. Reconnect all EVAP hardware that was previously disconnected.
  2. Disconnect hose connecting Canister Closing Valve (CCV) to canister.
  3. IG "ON"
  4. Blow air to the canister side of the valve and verify air escapes to the air filter side.
  5. Install GDS and select "CANISTER CLOSE VALVE" on the Actuation Test mode.
  6. Activates "CANISTER CLOSE VALVE" in "Actuation Test" menu on GDS by clicking "START" icon.
  7. Blow air into hose and verify air does not escape.
  8. Repeat this procedure 4 or 5 times to ensure CCV reliability.
  9. Is CCV working properly?

    YES 

    • Check for poor connection between ECM and component: backed out terminal, improper mating, broken locks or poor terminal to wire connection. Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO 

    • Substitute with a known - good CCV and check for proper operation. If the problem is corrected, replace CCV and go to "VERIFICATION OF VEHICLE REPAIR " procedure.