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ON BOARD REFUELING VAPOR RECOVERY (ORVR) EC-875 < COMPONENT DIAGNOSIS > [VQ40DE] C D E F G H I J K L M A EC N P O 1. Remove fuel tank. Refer to FL-6, "Removal and Installation" 2. Drain fuel from the tank as follows: a. Remove fuel gauge retainer. b. Drain fuel from the tank using a handy pump into a fuel container. 3. Check refueling EVAP vapor cut valve for being stuck to close as follows. 4. Check refueling EVAP vapor cut valve for being stuck to open as follows. a. Connect vacuum pump to hose end. b. Remove fuel gauge retainer with fuel gauge unit. c. Turn fuel tank upside down. d. Apply vacuum pressure to hose end [ − 13.3 kPa ( − 100 mmHg, − 3.94 inHg)] with fuel gauge retainer remaining open and check that the pressure is applicable. 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. BBIA0568E PBIB3641E |