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P0447 EVAP CANISTER VENT CONTROL VALVE EC-703 < COMPONENT DIAGNOSIS > [VQ40DE] C D E F G H I J K L M A EC N P O Without CONSULT-III 1. Remove EVAP canister vent control valve from EVAP canister. 2. Check portion B of EVAP canister vent control valve for being 3. Check air passage continuity and operation delay time under the Operation takes less than 1 second. If NG, go to next step. 4. Clean the air passage (portion A to B) of EVAP canister vent control valve using an air blower. 5. Perform step 3 again. 6. If NG, replace EVAP canister vent control valve. DRAIN FILTER 1. Check visually for insect nests in the drain filter air inlet. 2. Check visually for cracks or flaws in the appearance. 3. Check visually for cracks or flaws in the hose. 4. Blow air into port A and check that it flows freely out of port B. 5. Block port B. 6. Blow air into port A and check that there is no leakage. 7. If NG, replace drain filter. PBIB1033E Condition Air passage continuity between (A) and (B) 12V direct current supply between No OFF Yes PBIB1034E PBIB3641E |