Poor Fuel Fill Quality
WARNING: This page is about a different car, the 2011 GMC Yukon, 2011 Chevrolet Tahoe, and 2011 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.
Poor Fuel Fill Quality
| Problem |
Causes |
| DEFINITION: During the fueling process a continual, occasional, or no-fuel nozzle shut-off condition has occurred. |
| Difficult to fill |
- Fuel fill limiter vent valve stuck closed
- Evaporative emission (EVAP) canister restricted
- EVAP vent valve stuck closed
- Hose between canister and canister vent solenoid twisted or kinked if applicable
- High fuel temperature
- Fuel filler hose is kinked
- Faulty dispensing nozzle
- Ignition switch ON, vent valve closed
|
| Over fill |
- Fill limiter vent valve stuck open or leaking
- Fuel inlet check valve stuck open
|
| Pre-mature shut-off of the fuel dispensing nozzle occurs immediately after engaging dispensing nozzle, tank empty |
- Restricted vapor lines or fuel fill pipe
- High fuel temperature
- Inlet check valve at tank stuck closed, fill pipe full of fuel
- Fuel tank full, gauge not accurate
|
| Pre-mature shut-off of the fuel dispensing nozzle, more than 1/8 of tank capacity dispensed |
- Kinked, pinched or plugged lines in fuel tank vent system
- EVAP vent valve stuck closed or restricted
- EVAP canister restricted
- Fuel limiting vent valve stuck closed or obstruction at top of fuel tank
|
| Fuel Spitback |
- Restricted EVAP canister
- High fuel temperature
- Ignition switch ON, EVAP vent valve closed
|