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Home/Cars/Ford/F-150/13th Generation (2015-2020)/how to diagnose fuel pump problems on a Ford F-150 13th Generation (2015-2020)

how to diagnose fuel pump problems on a Ford F-150 13th Generation (2015-2020)

Ford F-150 13th Generation (2015-2020)

Severity: highDifficulty: medium2-4 hours
3 min read
542 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 pump problems in Ford F-150 13th Generation (2015-2020). Step-by-step guide with symptoms and diagnostic steps.

Component
Fuel System
Repair Time
2-4 hours

Safety Warnings

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

Symptoms

  • •Engine cranks but does not start
  • •Check engine light illuminated
  • •Loss of power during acceleration
  • •Whining noise from fuel tank
  • •Poor fuel economy
  • •Engine stalling

Diagnostic Steps

  1. 1Check for any trouble codes using an OBD-II scanner.
  2. 2Inspect the fuel pump relay and fuse for continuity and functionality.
  3. 3Measure fuel pressure using a fuel pressure gauge to ensure it meets manufacturer specifications.
  4. 4Verify the fuel pump operation by listening for a humming sound when the ignition is turned on.
  5. 5Check the fuel filter for clogs or restrictions.
  6. 6Inspect wiring and connectors for damage or corrosion.

Solution

Solution

1. Preparation

  • Gather tools and parts required for the repair.
  • Ensure the vehicle is parked on a level surface and the ignition is off.
  • Disconnect the negative battery terminal to prevent electrical shorts.

2. Access the Fuel Pump

  • Tools Required: Socket set, ratchet, screwdriver, fuel line disconnect tool
  • Remove the rear seat or access panel to reach the fuel pump module, depending on the vehicle configuration.
  • Disconnect the electrical connectors from the fuel pump.
  • Use the fuel line disconnect tool to detach the fuel lines carefully, capturing any fuel in a container.

3. Remove the Fuel Pump Module

  • Unbolt the fuel pump assembly from the fuel tank using the socket set.
  • Carefully lift out the fuel pump module, taking care not to damage any surrounding components.

4. Inspect and Replace Components

  • Examine the fuel pump for signs of wear, damage, or blockage.
  • If necessary, replace the fuel pump with a new unit, ensuring it matches OEM specifications.
  • Replace the fuel filter if it shows signs of clogging.

5. Reassemble Components

  • Tools Required: Torque wrench
  • Reinstall the fuel pump module into the fuel tank, ensuring it is seated properly.
  • Bolt the assembly back in place, using the specified torque values from the service manual.
  • Reconnect the fuel lines and electrical connectors securely.

6. Final Check

  • Reconnect the negative battery terminal.
  • Turn the ignition to the "ON" position to prime the fuel system and check for leaks.
  • Start the engine to verify proper operation.

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
  • Socket set
  • Ratchet
  • Fuel line disconnect tool
  • Torque wrench
  • Screwdrivers

Parts Required

  • Fuel pump
  • Fuel filter (if needed)

Additional Information

Component

Fuel System

Repair Time

2-4 hours

Difficulty

medium

Severity

high

Tools

7 items

Parts

2 items

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