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23 CHECK REFUELING EVAP VAPOR LINE Check refueling EVAP vapor line between EVAP canister and fuel tank for clogging, kink, looseness and improper connec- OK or NG OK © GO TO 24. NG © Repair or replace hoses and tubes. 24 CHECK SIGNAL LINE AND RECIRCULATION LINE Check signal line and recirculation line between filler neck tube and fuel tank for clogging, kink, cracks, looseness and OK or NG OK © GO TO 25. NG © Repair or replace hoses, tubes or filler neck tube. 25 CHECK REFUELING CONTROL VALVE 1. Remove fuel filler cap. Blow air into the hose end B. Air should flow freely into the fuel tank. 3. Blow air into hose end A and check there is no leakage. 3-way connector. Check that there is no leakage. SEF830X OK or NG OK © GO TO 26. NG © Replace refueling control valve with fuel tank. 26 CHECK FUEL LEVEL SENSOR Refer to EL-162, “Fuel Level Sensor Unit Check”. OK or NG OK © GO TO 27. NG © Replace fuel level sensor unit. GI MA EM LC FE AT AX SU BR ST RS BT HA SC EL IDX DTC P0440 EVAP CONTROL SYSTEM (SMALL LEAK) (NEGATIVE PRESSURE) Diagnostic Procedure (Cont’d) EC-375 |