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EC-452 < DTC/CIRCUIT DIAGNOSIS > [VQ35DE] ON BOARD REFUELING VAPOR RECOVERY (ORVR) B: Cannot refuel/Fuel odor from the fuel filler opening is strong while refueling. A or B A >> GO TO 2. B >> GO TO 7. 2. CHECK EVAP CANISTER 1. Remove EVAP canister with EVAP canister vent control valve and EVAP control system pressure sensor 2. Weigh the EVAP canister with EVAP canister vent control valve and EVAP control system pressure sensor Is the inspection result normal? YES >> GO TO 3. NO >> GO TO 4. 3. CHECK IF EVAP CANISTER IS SATURATED WITH WATER Check if water will drain from EVAP canister Does water drain from the EVAP canister? YES >> GO TO 4. NO >> GO TO 6. 4. REPLACE EVAP CANISTER Replace EVAP canister with a new one. >> GO TO 5. 5. DETECT MALFUNCTIONING PART Check the EVAP hose between EVAP canister and vehicle frame for clogging or poor connection. >> Repair or replace EVAP hose. 6. CHECK REFUELING EVAP VAPOR CUT VALVE EC-454, "Component Inspection" Is the inspection result normal? YES >> INSPECTION END NO >> Replace refueling EVAP vapor cut valve with fuel tank. 7. CHECK EVAP CANISTER 1. Remove EVAP canister with EVAP canister vent control valve and EVAP control system pressure sensor 2. Weigh the EVAP canister with EVAP canister vent control valve and EVAP control system pressure sensor Is the inspection result normal? YES >> GO TO 8. NO >> GO TO 9. 8. CHECK IF EVAP CANISTER IS SATURATED WITH WATER JMBIA1134GB |