why does my Honda Accord make a clunking noise when going over bumps

Honda Accord 9th Generation (2013-2017)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

500 words

Problem Statement

Learn how to diagnose and fix clunking noise in Honda Accord suspension. 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 supported on jack stands before working underneath.
•Disconnect the battery before working on electronic components.

Symptoms

•Clunking noise when the vehicle goes over bumps
•Increased vehicle bouncing or swaying
•Uneven tire wear
•Vibration felt in the steering wheel
•Loose or rattling sounds while driving on rough surfaces

Diagnostic Steps

1
Inspect suspension components visually for damage or wear, including struts, shock absorbers, and control arms.
2
Check for loose bolts or bushings in the suspension system using a wrench.
3
Perform a bounce test by pressing down on the front and rear of the vehicle to see how it rebounds.
4
Examine the sway bar links for play or separation.
5
Inspect the tires for proper inflation and any signs of damage or uneven wear.

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
•Lug wrench
•Socket set
•Torque wrench
•Wrench set
•Pry bar

Parts Required

•Shock absorbers or struts (if worn)
•Control arm bushings (if damaged)
•Sway bar links (if worn)

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Diagnostic Steps

1
Inspect suspension components visually for damage or wear, including struts, shock absorbers, and control arms.
2
Check for loose bolts or bushings in the suspension system using a wrench.
3
Perform a bounce test by pressing down on the front and rear of the vehicle to see how it rebounds.
4
Examine the sway bar links for play or separation.
5
Inspect the tires for proper inflation and any signs of damage or uneven wear.

Solution

1. Preparation

Gather tools and parts before starting the repair.
Park the vehicle on a flat surface and engage the parking brake.
Disconnect the battery if working on electronic components.

2. Inspect and Replace Suspension Components

Raise the Vehicle:
- Use a jack to lift the vehicle and secure it with jack stands.
- Ensure the vehicle is stable before proceeding.
Remove Wheel:
- Use a lug wrench to remove the wheel where the noise is most pronounced.
Examine Shock Absorbers/Struts:
- Inspect for any signs of leakage or physical damage.
- Replace if necessary.
- Tools Required: Socket set, torque wrench.
- Safety Warning: Ensure the vehicle is securely supported on jack stands.
Check Control Arms and Bushings:
- Remove the control arms if damaged.
- Replace bushings if they show signs of wear.
- Tools Required: Socket set, pry bar.
Inspect Sway Bar Links:
- Replace any worn or damaged sway bar links.
- Tools Required: Wrench set, torque wrench.

3. Reassemble and Lower Vehicle

Reattach Wheel:
- Place the wheel back on and hand-tighten the lug nuts.
- Lower the vehicle and then torque the lug nuts to the manufacturer's specification.
Reconnect Battery:
- If disconnected, reconnect the battery terminals securely.