Symptom Chart: Fuel System
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NOTE:
The fuel tank inlet check valve prevents spitback of fuel during and after refueling.
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods . for information regarding Ford-specific diagnostic practices.
NOTE:
The following procedure diagnoses a slow to fill concern only. For all other concerns, refer to Refer to INTRODUCTION
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| Condition | Possible Sources | Actions |
|---|---|---|
| Slow to fill | Fuel tank filler pipe Fuel tank filler pipe vent tube, if equipped Evaporative emission system Fuel tank inlet check valve (part of the fuel tank) Fuel level vent valve (part of the fuel tank) |
GO to PINPOINT TEST A : SLOW TO FILL . |
| All other fuel system concerns | Fuel system components | Refer to INTRODUCTION . |