| Difficult to fill |
- Check valve stuck closed
- Fill limiter vent valve stuck closed
- Evaporative emission (EVAP) canister restricted
- EVAP vent valve stuck closed
- Restricted vapor lines
- High Reid vapor pressure or high fuel temperature
- Fuel filler hose is pinched or kinked
- Ignition ON
|
| Over fill |
- Pressure relief valve in fill limiter vent valve stuck open
- Pressure relief valve in fill limiter vent valve is leaking
- Fill limiter vent valve stuck open
- Fill limiter vent valve is leaking
|
| Premature shut-off of the fuel dispensing nozzle |
- Fill limiter vent valve stuck closed
- EVAP canister restricted
- EVAP vent valve stuck closed
- Restricted vapor lines
- High Reid vapor pressure or high fuel temperature
- Ignition ON
|
| Fuel Spitback |
- Check valve stuck open
- Check valve stuck closed
- Check valve leaking
- High Reid vapor pressure or high fuel temperature
|
| Liquid to EVAP canister |
- Fill limiter vent valve stuck open
- Fill limiter vent valve leaking
|
| Liquid leak to ground |
- Pressure relief valve in fill limiter vent valve stuck open, or leaking
- Fuel filler hose loose or torn
- Fill limiter vent valve stuck open
|
| Fuel Odor |
- Pressure relief in fuel limiter vent valve stuck open, or leaking
- Saturated EVAP canister
|