why does my Ford F-150 12th Generation (2009-2014) stall after filling up with gas

Solution

1. Preparation

• Gather necessary tools and parts.
• Ensure the vehicle is on a flat surface, engine cool, and disconnect the battery.
• Tools required: OBD-II scanner, fuel pressure gauge, socket set, multimeter.

2. Inspect and Replace EVAP Components

• Inspect EVAP Purge Valve:

  • Locate the purge valve (usually near the intake manifold).
  • Disconnect the electrical connector and vacuum line.
  • Use a multimeter to check for continuity; replace if faulty.

• Replace Fuel Cap:

  • Inspect the fuel cap for a proper seal and any cracks.
  • If damaged, replace with an OEM or equivalent cap.

3. Fuel System Inspection

• Inspect Fuel Lines:

  • Check all fuel lines for leaks or damage.
  • Replace any damaged lines.

• Replace Fuel Filter:

  • Locate the fuel filter (usually along the fuel line).
  • Relieve fuel pressure, disconnect fuel lines, and remove the filter.
  • Install the new filter ensuring correct orientation.

4. Fuel Pump Replacement (if necessary)

• Remove Fuel Pump:

  • Access the fuel pump through the fuel tank or the access panel (if available).
  • Disconnect electrical connectors and fuel lines.
  • Remove the fuel pump module from the tank.

• Install New Fuel Pump:

  • Insert the new pump into the tank and reconnect all lines and connectors.
  • Ensure all seals are in place to prevent leaks.

5. Final Checks

• Reconnect the battery and clear any stored codes.
• Refill the fuel tank and start the engine to check for proper operation.