why does my Ford Explorer have a knocking sound when I drive

Ford Explorer Sixth Generation (2020-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

460 words

Problem Statement

Learn how to diagnose and fix knocking sound issues in Ford Explorer. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Suspension

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is securely lifted before working underneath it.
•Disconnect the battery when working on electrical components.

Symptoms

•Knocking or popping sound when driving over bumps
•Noise increases with acceleration
•Vibration felt through the steering wheel
•Uneven tire wear
•Poor handling or steering response

Diagnostic Steps

1
Inspect the front and rear suspension components for damage or wear.
2
Check for loose or damaged exhaust components.
3
Examine the engine mounts for signs of wear or failure.
4
Test drive the vehicle to replicate the noise and identify the speed or conditions that trigger it.
5
Use an OBD-II scanner to check for any related error codes.

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

•Jack and jack stands
•Socket set
•Torque wrench
•Pry bar
•OBD-II scanner

Parts Required

•Suspension bushings (if worn)
•Engine mounts (if damaged)
•Exhaust hangers or clamps (if loose)

Related Faults

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Diagnostic Steps

1
Inspect the front and rear suspension components for damage or wear.
2
Check for loose or damaged exhaust components.
3
Examine the engine mounts for signs of wear or failure.
4
Test drive the vehicle to replicate the noise and identify the speed or conditions that trigger it.
5
Use an OBD-II scanner to check for any related error codes.

Solution

1. Preparation

Gather necessary tools and parts.
Park the vehicle on a level surface and engage the parking brake.
Wear safety glasses and gloves for protection.

2. Inspect and Tighten Suspension Components

Sub-steps:
- Use a jack and jack stands to lift the vehicle securely.
- Visually inspect suspension components (control arms, bushings, struts/shocks) for damage.
- Tighten any loose bolts or nuts using a socket set to the manufacturer’s specifications.

3. Examine Exhaust System

Sub-steps:
- Inspect the exhaust system for loose hangers or damaged pipes.
- Reattach or replace any loose components as necessary.
- Use a torque wrench to ensure all connections are tightened to specification.

4. Check Engine Mounts

Sub-steps:
- Locate the engine mounts and visually inspect them for cracks or separations.
- Use a pry bar to check for excessive movement in the mounts.
- Replace any damaged mounts by removing the engine weight with a jack and replacing the mounts with new ones.

5. Test Drive and Final Inspection

Sub-steps:
- Lower the vehicle and take it for a test drive to check for the noise.
- Listen for any remaining knocking sounds and re-check components if necessary.