how to repair Ford Explorer Fifth Generation (2011-2019) throttle response issues

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

540 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 repair throttle response 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 engine to cool before opening any components.

Symptoms

•Throttle lag or delayed response when pressing the accelerator
•Engine stalling or difficulty maintaining speed
•Check engine light illuminated
•Poor fuel economy
•Unresponsive or jerky acceleration during driving

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any stored trouble codes.
2
Inspect the throttle position sensor (TPS) for proper operation and electrical connections.
3
Check the accelerator pedal position sensor for faults and ensure it is calibrated correctly.
4
Inspect the intake system for any vacuum leaks or obstructions.
5
Verify the functionality of the Electronic Control Module (ECM) by reviewing live data while the engine is running.
6
Assess the condition of the throttle body for carbon buildup or mechanical binding.

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
•Throttle body cleaner
•Soft brush
•Multimeter

Parts Required

•Throttle position sensor (if faulty)
•Accelerator pedal position sensor (if faulty)

Related Faults

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any stored trouble codes.
2
Inspect the throttle position sensor (TPS) for proper operation and electrical connections.
3
Check the accelerator pedal position sensor for faults and ensure it is calibrated correctly.
4
Inspect the intake system for any vacuum leaks or obstructions.
5
Verify the functionality of the Electronic Control Module (ECM) by reviewing live data while the engine is running.
6
Assess the condition of the throttle body for carbon buildup or mechanical binding.

Solution

1. Preparation

Gather tools and parts necessary for repairs.
Disconnect the negative battery terminal to avoid electrical shorts.
Allow the engine to cool before starting work.

2. Inspect and Clean Throttle Body

Tools Required: Throttle body cleaner, soft brush, socket set
Remove the air intake duct connecting to the throttle body.
Use the throttle body cleaner and soft brush to clean the interior surfaces of the throttle body, removing any carbon buildup.
Inspect the throttle plate for smooth operation and ensure it opens and closes freely without sticking.
Reinstall the air intake duct and securely fasten.

3. Replace Throttle Position Sensor (if necessary)

Tools Required: Socket set, torque wrench
Locate the throttle position sensor on the throttle body.
Disconnect the electrical connector and remove the mounting screws for the TPS.
Install the new throttle position sensor and torque to manufacturer specifications.
Reconnect the electrical connector.

4. Check Accelerator Pedal Position Sensor

Tools Required: Multimeter
Remove the accelerator pedal assembly to access the position sensor.
Use a multimeter to test voltage output according to the service manual specifications.
Replace the accelerator pedal position sensor if it does not meet the specifications.

5. Reconnect Battery and Clear Codes

Reconnect the negative battery terminal.
Use the OBD-II scanner to clear any trouble codes from the ECM.
Start the engine and allow it to idle for a few minutes.