Condition 
 | Cause 
 | 
DEFINITION: During the fueling process a continual, occasional or no fuel nozzle shut-off condition has occurred. 
 | 
Preliminary 
 | Perform the Diagnostic System Check--Engine Controls. Refer to 
Diagnostic System Check - Engine Controls 
. 
 | 
Occasional shut-off of the fuel dispensing nozzle 
 | 
|     •  | Fill limiter vent valve stuck closed |  
  
|     •  | Restricted evaporative emission (EVAP) canister |  
  
|     •  | EVAP vent valve stuck closed  |  
  
|     •  | High reid vapor pressure or high fuel temperature |  
  
|     •  | Fuel filler hose is pinched or kinked |  
  
 | 
Continual shut-off of the fuel dispensing nozzle 
 | 
|     •  | Fill limiter vent valve stuck closed |  
  
|     •  | EVAP vent valve stuck closed |  
  
|     •  | Restricted or pinched EVAP vapor lines |  
  
|     •  | Blocked fuel filler hose/pipe or fuel fill check valve |  
  
 | 
No nozzle shut-off/Over fill 
 | 
|     •  | Pressure relief valve is stuck open or leaking |  
  
|     •  | Fill limiter vent valve stuck open or leaking |  
  
 |