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EC-330 < DTC/CIRCUIT DIAGNOSIS > [VK56VD] P0448 EVAP CANISTER VENT CONTROL VALVE Is the inspection result normal? YES >> GO TO 2. NO >> Clean rubber tube using an air blower. 2. CHECK EVAP CANISTER VENT CONTROL VALVE EC-327, "Component Inspection (EVAP Canister Vent Control Valve)" . Is the inspection result normal? YES >> GO TO 3. NO >> Replace EVAP canister vent control valve. Refer to . 3. CHECK IF EVAP CANISTER IS SATURATED WITH WATER 1. Remove EVAP canister with EVAP canister vent control valve and EVAP control system pressure sensor 2. Check if water will drain from the EVAP canister (1). Does water drain from EVAP canister? YES >> GO TO 4. NO >> GO TO 6. 4. CHECK EVAP CANISTER Weigh the EVAP canister with the EVAP canister vent control valve and EVAP control system pressure sensor YES >> GO TO 6. NO >> GO TO 5. 5. DETECT MALFUNCTIONING PART Check the following. >> Repair hose or replace EVAP canister. Refer to . 6. CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR CONNECTOR 1. Disconnect EVAP control system pressure sensor harness connector. 2. Check that water is not inside connectors. Is the inspection result normal? YES >> GO TO 7. NO >> Replace EVAP control system pressure sensor. Refer to 7. CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR EC-335, "Component Inspection (EVAP Control System Pressure Sensor)" . Is the inspection result normal? YES >> GO TO 8. NO >> Replace EVAP control system pressure sensor. Refer to 8. CHECK INTERMITTENT INCIDENT GI-40, "Intermittent Incident" >> INSPECTION END 2 : EVAP canister vent control valve JSBIA0692ZZ |