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why does my Ford F-150 13th Generation (2015-2020) check engine light keep turning on - Ford F-150
Home/Cars/Ford/F-150/13th Generation (2015-2020)/why does my Ford F-150 13th Generation (2015-2020) check engine light keep turning on

why does my Ford F-150 13th Generation (2015-2020) check engine light keep turning on

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

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

Problem Statement

Discover how to diagnose and fix the check engine light issue on your Ford F-150 (2015-2020). Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component
Engine
Estimated Time
1-3 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

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

Symptoms

  • •Check engine light illuminated
  • •Rough engine idle
  • •Decreased fuel efficiency
  • •Engine stalling intermittently
  • •Poor acceleration response
  • •Unusual sounds from the engine compartment

Diagnostic Steps

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
  7. 7

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
  • •Socket set
  • •Screwdrivers
  • •Torque wrench

Parts Required

  • •New gas cap
  • •Fuel filter (if needed)
  • •Air intake hoses (if damaged)

Additional Information

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

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Solution
1. Preparation
  • Ensure the vehicle is parked on a flat surface and the engine is cool.
  • Disconnect the battery by removing the negative terminal to prevent electrical shock.
2. Addressing Error Codes
  • Retrieve Codes: Connect the OBD-II scanner to the vehicle's diagnostic port and note the retrieved codes.
  • Research Codes: Refer to a repair manual or database to interpret the codes and identify the associated issues.
3. Repairing Identified Issues
  • Gas Cap Replacement:
    • Remove the existing gas cap and inspect for cracks or wear.
    • Install a new gas cap that matches the OEM specifications.
  • Fixing Air Intake Leaks:
    • Inspect air hoses and connections; replace any that are cracked or damaged.
    • Clean the mass airflow sensor using an appropriate cleaner if dirty.
  • Fuel System Repair:
    • If low fuel pressure is detected, replace the fuel filter and inspect the fuel pump for proper operation.
  • Exhaust System Repair:
    • Inspect exhaust pipes and connections for rust or holes; patch or replace as needed.
4. Reassembly
  • Reconnect the battery terminal and ensure all components are secured.
  • Clear the error codes with the OBD-II scanner.