Conditions
| Causes
|
Difficult to fill
|
• | Check valve stuck closed |
• | Fill limiter vent valve stuck closed |
• | Evaporative emission (EVAP) canister restricted |
• | EVAP vent valve stuck closed |
• | High reid vapor pressure or high fuel temperature |
• | Fuel filler hose is pinched or kinked |
|
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 |
• | High reid vapor pressure or high fuel temperature |
|
Fuel Spitback
|
• | Check valve stuck closed |
• | 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 |
|