Fuel Tank One Way Valve: Testing and Inspection

DIAGNOSTIC PROCEDURE




SYMPTOM: Fuel odor from EVAP canister is strong.




SYMPTOM: Cannot refuel/Fuel odor from the fuel filler opening is strong while refueling.

COMPONENT INSPECTION




One-way fuel valve
1. Drain fuel from the tank.
Refer to "COMPONENT INSPECTION" of refueling EVAP vapor cut valve.
2. Remove fuel filler tube and hose.
3. Check one-way fuel valve for operation.
When a stick is inserted, the valve should open, when removing stick it should close.
Do not drop any material into the tank.
If NG, replace one-way fuel valve with fuel tank.