FAULTBASE
Error CodesASKCars
© 2026 FAULTBASE
All rights reserved.
v2.0.0 • Production
ContactPrivacyImpressum
why does my Ford Explorer Fifth Generation (2011-2019) check engine light come on after filling gas - Ford Explorer
Home/Cars/Ford/Explorer/Fifth Generation (2011-2019)/why does my Ford Explorer Fifth Generation (2011-2019) check engine light come on after filling gas

why does my Ford Explorer Fifth Generation (2011-2019) check engine light come on after filling gas

Ford Explorer Fifth Generation (2011-2019)

Error Codes
1-3 hours
Time
medium
Difficulty
medium
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
3 min read
520 words

Problem Statement

Discover why the check engine light comes on after filling gas in Ford Explorer (2011-2019). Follow our diagnostic steps and solutions for repair.

Affected Component
Fuel System
Estimated Time
1-3 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

  • •Disconnect battery before working on electrical systems.
  • •Allow engine to cool before inspecting any components.

Symptoms

  • •Check engine light illuminated
  • •Fuel odor around the vehicle
  • •Difficulty starting the engine
  • •Poor fuel economy
  • •Engine stalling or hesitation during acceleration

Diagnostic Steps

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

  • ✓Test the affected component to ensure it functions correctly
  • ✓Check for any error codes or warning lights
  • ✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

  • •Follow the manufacturer's recommended maintenance schedule
  • •Address warning signs early before they develop into major issues
  • •Use quality parts and fluids recommended for your vehicle
  • •Keep detailed records of all repairs and maintenance

Tools & Equipment Required

  • •OBD-II scanner
  • •Fuel pressure gauge
  • •Smoke machine (for EVAP testing)
  • •Basic hand tools (sockets, wrenches)

Parts Required

  • •New gas cap (if necessary)
  • •Fuel filler neck (if necessary)
  • •EVAP components (hoses, purge valve, if necessary)

Additional Information

Affected Component
Fuel System
Estimated Time
1-3 hours
Difficulty
medium
Severity
medium
Tools Required
4 items
Parts Required
3 items

Related Faults

Loading...

Share this solution

Comments

Sign in to share your thoughts

Sign In

No comments yet

Be the first to share your thoughts

Back to Generation
Solution
1. Preparation
  • Gather necessary tools and parts.
  • Ensure the vehicle is on a flat surface and the engine is off.
  • Disconnect the battery to prevent electrical shorts.
2. Inspect and Replace Gas Cap
  • Remove the existing gas cap.
  • Inspect the gas cap seal for damage or debris.
  • If damaged, replace the gas cap with a new OEM or quality aftermarket part.
  • Reinstall the new gas cap securely.
3. Check Fuel Filler Neck
  • Locate the fuel filler neck.
  • Inspect visually for cracks or loose connections; feel for airflow when the cap is removed.
  • If damaged, replace the fuel filler neck.
  • Tighten all connections to the fuel tank.
4. EVAP System Inspection
  • Use a smoke machine to test for leaks in the EVAP system.
  • If leaks are found, repair the affected area, which may include replacing hoses or valves.
  • Ensure the EVAP purge valve operates correctly by applying voltage to check for opening and closing.
5. Fuel Pressure Test
  • Connect a fuel pressure gauge to the fuel rail.
  • Turn the ignition to the 'ON' position (do not start) and check the reading.
  • If the pressure is low, inspect the fuel pump and filter; replace if necessary.
6. Final Assembly
  • Reconnect the battery.
  • Clear any error codes using the OBD-II scanner.
  • Start the engine and check for any abnormal noises or leaks.