how to troubleshoot a Ford F-150 13th Generation (2015-2020) that keeps stalling

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

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

4 min read

607 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 troubleshoot and fix engine stalling issues in Ford F-150 (2015-2020). Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Engine

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 inspecting components to avoid burns.

Symptoms

•Engine stalling unexpectedly while driving
•Rough idle when the engine is at a standstill
•Check engine light illuminated
•Loss of power during acceleration
•Difficulty starting the engine after stalling
•Increased fuel consumption

Diagnostic Steps

1
Scan the vehicle's onboard computer for error codes using an OBD-II scanner.
2
Inspect the fuel system for proper pressure and flow, including the fuel pump and filter.
3
Check the air intake system for blockages or leaks, including the air filter and intake manifold.
4
Examine the ignition system components, including spark plugs, ignition coils, and wiring.
5
Verify the condition of the engine's sensors, particularly the Mass Air Flow (MAF) sensor and throttle position sensor.
6
Test the battery and charging system to ensure sufficient voltage and amperage.

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
•Multimeter
•Socket set
•Wrench set
•Screwdriver set
•Fuel filter wrench (if applicable)
•MAF cleaner spray

Parts Required

•New fuel filter
•New spark plugs (if needed)
•New ignition coils (if needed)
•New air filter (if needed)
•Throttle position sensor (if needed)

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Diagnostic Steps

1
Scan the vehicle's onboard computer for error codes using an OBD-II scanner.
2
Inspect the fuel system for proper pressure and flow, including the fuel pump and filter.
3
Check the air intake system for blockages or leaks, including the air filter and intake manifold.
4
Examine the ignition system components, including spark plugs, ignition coils, and wiring.
5
Verify the condition of the engine's sensors, particularly the Mass Air Flow (MAF) sensor and throttle position sensor.
6
Test the battery and charging system to ensure sufficient voltage and amperage.

Solution

1. Preparation

Gather all necessary tools and parts.
Ensure the vehicle is parked on a flat surface and the engine is cool.
Disconnect the battery to prevent electrical shock.

2. Address Fuel System Issues

Check Fuel Pump:
- Locate the fuel pump relay in the fuse box.
- Use a multimeter to test the voltage at the fuel pump connector.
Replace Fuel Filter:
- Locate the fuel filter (typically along the fuel line).
- Remove the old filter using a wrench, ensuring to catch any fuel spills.
- Install the new filter in the correct orientation.

3. Inspect and Clean Air Intake System

Remove Air Filter:
- Open the hood and locate the air filter housing.
- Remove the screws or clips and take out the air filter.
Clean MAF Sensor:
- Detach the MAF sensor from the intake tube.
- Use MAF cleaner spray to gently clean the sensor element, avoiding contact with any wires.

4. Check Ignition System

Inspect Spark Plugs:
- Remove the spark plugs using a socket wrench.
- Examine the spark plugs for wear or carbon buildup; replace if necessary.
Test Ignition Coils:
- Disconnect the ignition coil connectors.
- Use a multimeter to test resistance in the coils and replace any that are out of specification.

5. Sensor Inspection

Test Throttle Position Sensor:
- Locate the throttle position sensor on the throttle body.
- Use a multimeter to check the voltage output while moving the throttle plate.
- Replace if readings are inconsistent with specifications.