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EC-468 < DTC/CIRCUIT DIAGNOSIS > [MRA8DE] ON BOARD REFUELING VAPOR RECOVERY (ORVR) ON BOARD REFUELING VAPOR RECOVERY (ORVR) Component Function Check INFOID:0000000009758728 1. CHECK ORVR FUNCTION Check whether the following symptoms are present. • Fuel odor from EVAP canister is strong. • Cannot refuel/Fuel odor from the fuel filler opening is strong while refueling. YES >> Proceed to . NO >> INSPECTION END Diagnosis Procedure INFOID:0000000009758729 1. INSPECTION START Check whether the following symptoms are present. A: Fuel odor from EVAP canister is strong. B: Cannot refuel/Fuel odor from the fuel filler opening is strong while refueling. 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 attached. Refer to FL-15, "Removal and Installation" 2. Weigh the EVAP canister with EVAP canister vent control valve and EVAP control system pressure sensor attached. The weight should be less than 2.1 kg (4.6 lb). 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 YES >> GO TO 4. NO >> GO TO 6. 4. REPLACE EVAP CANISTER Replace EVAP canister with a new one. Refer to FL-15, "Removal and Installation" >> 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. Refer to FL-15, "Removal and Installation" 6. CHECK REFUELING EVAP VAPOR CUT VALVE Check refueling EVAP vapor cut valve. Refer to EC-470, "Component Inspection" JMBIA1134GB |