what does it mean if the check engine light is on in my Ford Explorer Fifth Generation (2011-2019)

Ford Explorer Fifth Generation (2011-2019)

Error Codes

1-3 hours

Time

medium

Difficulty

medium

Severity

3 min read

494 words

Problem Statement

Learn how to diagnose and fix the check engine light issue in Ford Explorer (2011-2019). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Engine

Estimated Time

1-3 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Allow the engine to cool before working on any components.

Symptoms

•Check engine light illuminated
•Rough idle or stalling
•Decreased fuel efficiency
•Poor acceleration or loss of power
•Engine misfires or unusual noises
•Increased emissions or failed emissions test

Diagnostic Steps

1
Scan the vehicle using an OBD-II scanner to retrieve error codes.
2
Record the error codes and any additional data from the scanner, such as freeze frame data.
3
Inspect the vehicle's fuel cap for proper sealing and any signs of damage.
4
Check for visible leaks in the vacuum lines or intake system.
5
Inspect the ignition system, including spark plugs and ignition coils.
6
Review the vehicle's maintenance history for any overdue services or parts that may need replacement.

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
•Torque wrench
•Screwdriver set

Parts Required

•Spark plugs (if needed)
•Ignition coils (if needed)
•Fuel filter (if needed)
•O2 sensor (if needed)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Scan the vehicle using an OBD-II scanner to retrieve error codes.
2
Record the error codes and any additional data from the scanner, such as freeze frame data.
3
Inspect the vehicle's fuel cap for proper sealing and any signs of damage.
4
Check for visible leaks in the vacuum lines or intake system.
5
Inspect the ignition system, including spark plugs and ignition coils.
6
Review the vehicle's maintenance history for any overdue services or parts that may need replacement.

Solution

1. Preparation

Gather necessary tools and parts.
Disconnect the negative battery terminal to ensure safety during repairs.

2. Address Error Codes

Use the OBD-II scanner to determine the specific error codes.
Research each code and determine the necessary repairs based on the symptoms and codes.

3. Inspect and Replace Components

Fuel System:
- If the code indicates a fuel system issue, check the fuel pump and filter.
- Replace the fuel filter if it's clogged; ensure proper fuel pressure.
Ignition System:
- Remove spark plugs and inspect for wear or carbon buildup.
- Replace spark plugs if necessary and check ignition coils for functionality.
Sensors:
- For codes related to sensors (e.g., O2 sensor, MAF sensor), inspect wiring and connections.
- Replace faulty sensors as indicated by diagnostic codes.

4. Clear Error Codes

After repairs, reconnect the negative battery terminal.
Use the OBD-II scanner to clear the error codes from the system.

5. Test Drive

Start the engine and monitor for the check engine light.
Take the vehicle for a test drive to ensure the issue is resolved and the light does not return.