why does my Ford Explorer Fifth Generation (2011-2019) make a clunking noise over bumps?

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

547 words

Problem Statement

Learn how to diagnose and fix clunking noise in the suspension of Ford Explorer (2011-2019). 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

•Always use jack stands when working under the vehicle.
•Disconnect the battery before working on electrical components.

Symptoms

•Clunking noise when driving over bumps or rough surfaces
•Possible vibration felt through the steering wheel
•Decreased ride comfort or stability
•Uneven tire wear
•Suspension components visibly worn or damaged

Diagnostic Steps

1
Inspect the suspension components visually for signs of wear or damage, including control arms, bushings, and struts/shocks.
2
Check the vehicle's alignment and tire pressure to rule out uneven wear.
3
Perform a bounce test on each corner of the vehicle to assess the shock absorbers' performance.
4
Listen for noise from the lower control arms and sway bar links during a test drive over bumps.
5
Inspect the exhaust system for loose parts that may be hitting the undercarriage.

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
•Screwdriver set

Parts Required

•Control arms (if damaged)
•Bushings (if worn)
•Shock absorbers/struts (if faulty)

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Diagnostic Steps

1
Inspect the suspension components visually for signs of wear or damage, including control arms, bushings, and struts/shocks.
2
Check the vehicle's alignment and tire pressure to rule out uneven wear.
3
Perform a bounce test on each corner of the vehicle to assess the shock absorbers' performance.
4
Listen for noise from the lower control arms and sway bar links during a test drive over bumps.
5
Inspect the exhaust system for loose parts that may be hitting the undercarriage.

Solution

1. Preparation

Gather all necessary tools and parts.
Park the vehicle on a level surface and engage the parking brake.
Disconnect the battery to ensure safety while working on electrical components.

2. Inspect and Replace Worn Suspension Components

Remove Wheel:
- Use a jack to lift the vehicle and secure it with jack stands.
- Remove the lug nuts with a socket set and take off the wheel.
Inspect Control Arms and Bushings:
- Examine the control arms for cracks, excessive rust, or bending.
- Check the bushings for cracks or separation from the control arm.
Replace Damaged Components:
- If any control arms or bushings are damaged, remove the bolts securing them using a socket set.
- Install new control arms or bushings, ensuring they are torqued to the manufacturer’s specifications (typically around 85-100 ft-lbs for control arm bolts).
- Reinstall the wheel and lower the vehicle.

3. Inspect and Replace Shocks/Struts

Remove Shock Absorber:
- Locate the shocks/struts and remove the top mounting bolts using a socket set.
- Remove the lower bolt from the shock/strut assembly.
Install New Shock Absorber:
- Position the new shock absorber in place and secure it with the lower bolt first.
- Torque the bolts to manufacturer specifications (usually around 30-50 ft-lbs for lower bolts).
- Reattach the top bolts and ensure they are also properly torqued.

4. Final Checks

Reinstall the wheel and lower the vehicle.
Reconnect the battery.
Perform a test drive to ensure the clunking noise is resolved.