how to fix the fuel tank issues in my Ford Explorer Sixth Generation (2020-present)

Ford Explorer Sixth Generation (2020-present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

578 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and fix fuel tank issues in Ford Explorer Sixth Generation (2020-present). Step-by-step guide with symptoms and solutions.

Affected Component

Fuel System

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Allow the engine to cool before working on the fuel system.

Symptoms

•Fuel odor around the vehicle
•Fuel gauge reading inaccurately (either too high or too low)
•Check engine light illuminated
•Difficulty starting the engine
•Fuel leaks visible under the vehicle
•Engine stalling or poor performance

Diagnostic Steps

1
Inspect the fuel tank visually for signs of cracks or leaks.
2
Use an OBD-II scanner to check for any error codes related to the fuel system.
3
Test the fuel pump operation by listening for noise when the ignition is turned on.
4
Check fuel lines and connections for leaks or damage.
5
Verify the fuel gauge function by testing the sending unit in the tank.
6
Inspect the fuel filler neck for damage or blockage.

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

•Socket set
•Wrench set
•OBD-II scanner
•Fuel line disconnect tool
•Multimeter
•Safety glasses
•Gloves

Parts Required

•Fuel tank (if needed)
•Fuel pump assembly (if needed)
•Fuel filter (if replacement is necessary)

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Diagnostic Steps

1
Inspect the fuel tank visually for signs of cracks or leaks.
2
Use an OBD-II scanner to check for any error codes related to the fuel system.
3
Test the fuel pump operation by listening for noise when the ignition is turned on.
4
Check fuel lines and connections for leaks or damage.
5
Verify the fuel gauge function by testing the sending unit in the tank.
6
Inspect the fuel filler neck for damage or blockage.

Solution

1. Preparation

Tools Required: Socket set, wrench set, OBD-II scanner, fuel line disconnect tool, multimeter, safety glasses, gloves.
Ensure vehicle is parked on a flat surface and the ignition is off.
Disconnect the battery to avoid electrical hazards.

2. Inspect and Replace Fuel Tank

Sub-steps:
1. Remove the fuel filler cap to relieve fuel pressure.
2. Drain the fuel tank using a siphon pump if necessary.
3. Remove the fuel tank securing straps using a socket set.
4. Carefully lower the fuel tank and disconnect the electrical connectors and fuel lines using a fuel line disconnect tool.
5. Inspect the tank for leaks or cracks; replace if necessary.
6. Install the new fuel tank by reversing the removal steps, ensuring all connections are secure.

3. Replace Fuel Pump Assembly (if applicable)

Sub-steps:
1. Access the fuel pump by removing the rear seat or accessing the fuel pump access panel.
2. Disconnect the electrical connector and fuel lines from the pump assembly.
3. Remove the retaining ring and lift the pump assembly out of the tank.
4. Replace the old pump with the new assembly and secure it with the retaining ring.
5. Reconnect the fuel lines and electrical connectors.

4. Verify Fuel Gauge Functionality

Sub-steps:
1. Reconnect the battery and turn the ignition to the "ON" position without starting the engine.
2. Use a multimeter to test the fuel gauge sending unit for proper resistance.
3. If the gauge does not function correctly, replace the sending unit.