| Pre-Mature Nozzle Shut-Off |
Defective fuel tank assembly components. |
Fill tube improperly installed (sump) |
| Fill tube hose pinched. |
| Check valve stuck shut. |
| Control valve stuck shut. |
| Defective vapor/vent components. |
Vent line from control valve to canister pinched. |
| Vent line from canister to vent filter pinched. |
| Canister vent valve failure (requires double failure, plugged to NVLD and atmosphere). |
| Leak detection pump failed closed. |
| Leak detection pump filter plugged. |
| On-Board diagnostics evaporative system leak test just conducted. |
Canister vent valve vent plugged to atmosphere. |
| Engine still running when attempting to fill (System designed not to fill). |
| Defective fill nozzle. |
Try another nozzle. |
| Fuel Spits Out Of Filler Tube. |
During fill. |
See Pre-Mature Shut-Off. |
| . |
At conclusion of fill. |
Defective fuel handling component. (Check valve stuck open). |
| Defective vapor/vent handling component. |
| Defective fill nozzle. |