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why is my Ford F-150 using more fuel than usual? - Ford F-150
Home/Cars/Ford/F-150/13th Generation (2015-2020)/why is my Ford F-150 using more fuel than usual?

why is my Ford F-150 using more fuel than usual?

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

Error Codes
2-4 hours
Time
medium
Difficulty
high
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
3 min read
486 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 increased fuel consumption in Ford F-150. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component
Fuel System
Estimated Time
2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

  • •Disconnect the battery before working on electrical components
  • •Allow the engine to cool before inspecting the air intake or exhaust systems

Symptoms

  • •Poor fuel economy
  • •Engine stalling or rough idle
  • •Check engine light illuminated
  • •Loss of power during acceleration
  • •Unusual engine noises

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
  • •Basic hand tools
  • •Tire pressure gauge
  • •Fuel system cleaner

Parts Required

  • •New air filter
  • •Fuel injector cleaning kit or service

Additional Information

Affected Component
Fuel System
Estimated Time
2-4 hours
Difficulty
medium
Severity
high
Tools Required
4 items
Parts Required
2 items

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Solution
1. Preparation
  • Gather tools and materials: OBD-II scanner, basic hand tools, new air filter, fuel system cleaner, tire pressure gauge.
  • Ensure the vehicle is parked on a level surface and the engine is off.
2. Address Air Filter
  1. Open the hood and locate the air filter housing.
  2. Remove the screws or clips securing the housing and take out the old air filter.
  3. Clean the air filter housing with a damp cloth.
  4. Install the new air filter, ensuring it fits snugly and reseal the housing.
3. Inspect and Clean Fuel Injectors
  1. Use a fuel system cleaner as per the manufacturer's instructions.
  2. Disconnect the fuel injectors and inspect for any cracks or leaks.
  3. Clean the injectors using a specialized injector cleaning kit or take them to a professional for ultrasonic cleaning.
  4. Reconnect the fuel injectors securely.
4. Check Tire Condition and Pressure
  1. Use a tire pressure gauge to check the pressure of all tires.
  2. Inflate tires to the recommended PSI as indicated on the driver's side door jamb.
  3. Inspect tire tread for wear and replace tires if necessary.
5. Evaluate Exhaust System
  1. Visually inspect the exhaust system for any signs of leaks or damage.
  2. If any leaks are found, replace the damaged section of the exhaust or the catalytic converter as needed.