FixVault
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Kia
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2005
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Optima EX, 2.7 8
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Repair and Diagnosis
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Engine Performance
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Engine Control Systems
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Engine Control System/Fuel System - 2.7L
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General
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Symptom Diagnosis
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Difficult To Refuel/Overflowing Or Spit-Back While Refueling
Difficult To Refuel/Overflowing Or Spit-Back While Refueling
Fig 1: Difficult To Refuel/Overflowing Or Spit-Back While Refueling Troubleshooting Flow Chart
Courtesy of KIA MOTORS AMERICA, INC.
NOTE:
The proper operating condition of fuel shut-off valve is at the nominal volume of fuel (app. 65 liter).