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What are the typical problems with the Ford Explorer Sixth Generation's fuel system? - Ford Explorer
Home/Cars/Ford/Explorer/Sixth Generation (2020-present)/What are the typical problems with the Ford Explorer Sixth Generation's fuel system?

What are the typical problems with the Ford Explorer Sixth Generation's fuel system?

Ford Explorer Sixth Generation (2020-present)

Error Codes
medium
Difficulty
medium
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
5 min read
867 words

Problem Statement

Explore common fuel system issues in the Ford Explorer Sixth Generation (2020-present), including symptoms, diagnostic steps, and repair instructions.

Affected Component
fuel system

Symptoms

  • •Engine cranks but does not start
  • •Intermittent stalling
  • •Loss of power during acceleration
  • •Whining noise from the fuel tank
  • •Rough idling
  • •Misfires or hesitation during acceleration
  • •Increased fuel consumption
  • •Fuel smell around the vehicle
  • •Wet spots under the car
  • •Reduced fuel efficiency
  • •Engine sputtering or stalling
  • •Difficulty starting the engine
  • •Poor acceleration
  • •Check Engine Light (CEL)
  • •Failed emissions test
  • •Fuel odor in the cabin

Diagnostic Steps

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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

  • •Fuel pressure gauge
  • •Multimeter
  • •Basic hand tools (screwdrivers, socket set)
  • •OBD-II scanner
  • •Fuel injector tester
  • •Pressure tester
  • •Fuel filter removal tool
  • •Safety goggles
  • •Smoke machine

Additional Information

Affected Component
fuel system
Difficulty
medium
Severity
medium
Tools Required
9 items

Related Faults

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Back to Generation
Common Fuel System Problems in the Ford Explorer Sixth Generation (2020-Present)

The Ford Explorer Sixth Generation (U625) is equipped with a modern fuel system that is generally reliable, but like any vehicle, it can experience issues. Here are some common problems associated with its fuel system, along with symptoms, diagnostic steps, tools required, and repair instructions.

Common Problems
  1. Fuel Pump Failure
  2. Fuel Injector Issues
  3. Leaking Fuel Lines
  4. Fuel Filter Clogging
  5. Evaporative Emission Control System (EVAP) Leaks
1. Fuel Pump Failure
Tools Required
  • Fuel pressure gauge
  • Multimeter
  • Basic hand tools (screwdrivers, socket set)
Repair Instructions
  1. If fuel pressure is low or absent, replace the fuel pump.
    • Access the Fuel Pump:
      • Drain fuel tank (if necessary) and remove it from the vehicle.
      • Remove the fuel pump module from the tank.
    • Install New Pump:
      • Replace the old pump with a new one, ensuring all seals are in place.
      • Reassemble the tank and reinstall it in the vehicle.
2. Fuel Injector Issues
Tools Required
  • OBD-II scanner
  • Fuel injector tester
  • Multimeter
Repair Instructions
  1. If an injector is defective, replace it.
    • Remove the Intake Manifold:
      • Disconnect any necessary sensors and hoses.
    • Remove Fuel Rail:
      • Unbolt and remove the fuel rail, taking care of seals and gaskets.
    • Replace Injectors:
      • Remove the faulty injector and install the new one.
      • Reassemble the fuel rail and intake manifold.
3. Leaking Fuel Lines
Tools Required
  • Pressure tester
  • Basic hand tools
  • Safety goggles
Repair Instructions
  1. If leaks are detected, replace the damaged fuel lines.
    • Relieve Fuel System Pressure:
      • Disconnect the fuel pump fuse and start the engine until it stalls.
    • Replace Fuel Line:
      • Cut and remove the damaged section, install a new line using appropriate connectors.
    • Test for Leaks:
      • Reapply pressure and check for leaks before starting the engine.
4. Fuel Filter Clogging
Tools Required
  • Basic hand tools
  • Fuel filter removal tool
  • Safety goggles and gloves
Repair Instructions
  1. To replace the fuel filter:
    • Relieve Fuel System Pressure:
      • As mentioned previously.
    • Remove the Old Filter:
      • Disconnect the fuel lines carefully.
      • Use a fuel filter removal tool if necessary.
    • Install the New Filter:
      • Ensure correct orientation and secure connections.
    • Test for Leaks:
      • Reconnect the fuel pump fuse and check for proper pressure and leaks.
5. EVAP System Leaks
Tools Required
  • OBD-II scanner
  • Smoke machine
  • Basic hand tools
Repair Instructions
  1. If leaks are found:
    • Locate the Leak:
      • Use the smoke machine to pressurize the system.
    • Replace Faulty Components:
      • This could include the gas cap, purge valve, or vent solenoid.
    • Clear DTCs:
      • After repairs, clear the codes and test drive the vehicle to ensure the issue is resolved.
Conclusion

Regular maintenance and timely diagnostics are crucial for the fuel system's longevity in the Ford Explorer Sixth Generation. If you encounter persistent issues or are uncomfortable performing these repairs, consult a qualified technician.