why does my Ford Explorer Fifth Generation (2011-2019) keep stalling when driving

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

537 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 engine stalling issues in Ford Explorer Fifth Generation (2011-2019). 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 near the engine.

Symptoms

•Check engine light illuminated
•Engine stalling unexpectedly
•Rough idle when stationary
•Loss of power during acceleration
•Increased fuel consumption
•Difficulty starting the engine

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any fault codes.
2
Inspect the fuel system for proper pressure and potential leaks.
3
Check the ignition system components including spark plugs and ignition coils.
4
Examine the air intake system for blockages or leaks.
5
Test the battery and alternator for proper voltage output.
6
Inspect the throttle body for carbon buildup or malfunction.

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
•Fuel pressure gauge
•Multimeter
•Socket set
•Throttle body cleaner
•Screwdrivers

Parts Required

•Fuel pump (if necessary)
•Spark plugs (if worn)
•Ignition coils (if faulty)

Related Faults

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any fault codes.
2
Inspect the fuel system for proper pressure and potential leaks.
3
Check the ignition system components including spark plugs and ignition coils.
4
Examine the air intake system for blockages or leaks.
5
Test the battery and alternator for proper voltage output.
6
Inspect the throttle body for carbon buildup or malfunction.

Solution

1. Preparation

Gather necessary tools and parts.
Park the vehicle on a flat surface and engage the parking brake.
Disconnect the battery to ensure safety.

2. Fuel System Inspection

Sub-steps:
1. Remove the fuel pump relay from the fuse box.
2. Connect a fuel pressure gauge to the fuel rail.
3. Turn the ignition to the "ON" position (do not start the engine) and check the pressure reading.
4. If pressure is below the manufacturer's specifications, replace the fuel pump.
5. Reinstall the fuel pump relay after testing.

3. Ignition System Check

Sub-steps:
1. Remove the spark plug wires and inspect for wear or damage.
2. Replace any faulty ignition coils or spark plugs as needed.
3. Use a multimeter to test the resistance of the ignition coils; replace if out of spec.

4. Throttle Body Cleaning

Sub-steps:
1. Disconnect the throttle body electrical connector.
2. Remove the throttle body from the intake manifold.
3. Clean the throttle plate and bore using throttle body cleaner and a soft cloth.
4. Reinstall the throttle body and reconnect the electrical connector.

5. Battery and Alternator Test

Sub-steps:
1. Use a multimeter to measure the voltage at the battery terminals (should be around 12.6 volts when off and 13.7-14.7 volts when running).
2. If readings are out of specification, replace the battery or alternator as necessary.

6. Reassemble and Final Check

Reconnect the battery.
Clear any diagnostic trouble codes (DTCs) from the OBD-II scanner.
Start the engine and observe for any irregularities.