why does my Honda Accord make a clunking noise when I go over bumps?

Honda Accord 10th Generation (2018-2022)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

479 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

•Always use jack stands when working under a raised vehicle.
•Ensure the vehicle is securely supported before removing any suspension components.

Symptoms

•Clunking noise when vehicle goes over bumps
•Excessive vibration felt in the cabin
•Uneven tire wear
•Vehicle sways during turns
•Possible rattling noise from the front or rear suspension

Diagnostic Steps

1
Inspect the suspension components visually for any signs of wear or damage.
2
Check for loose or damaged bolts or nuts on suspension parts.
3
Perform a bounce test on each corner of the vehicle to assess shock absorber function.
4
Examine the sway bar links and bushings for signs of wear or detachment.
5
Inspect the struts and springs for any signs of leakage or damage.
6
Check the condition of the control arms and bushings.

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
•Pry bar

Parts Required

•Sway bar links
•Shock absorbers or struts
•Control arms or bushings (if needed)

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Diagnostic Steps

1
Inspect the suspension components visually for any signs of wear or damage.
2
Check for loose or damaged bolts or nuts on suspension parts.
3
Perform a bounce test on each corner of the vehicle to assess shock absorber function.
4
Examine the sway bar links and bushings for signs of wear or detachment.
5
Inspect the struts and springs for any signs of leakage or damage.
6
Check the condition of the control arms and bushings.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a level surface and engage the parking brake.
Use wheel chocks to secure the vehicle.

2. Raise the Vehicle

Use a jack to lift the vehicle at the recommended lift points.
Secure the vehicle with jack stands for safety.

3. Inspect and Replace Worn Components

Sway Bar Links & Bushings:
- Remove the sway bar links using a socket set.
- Inspect bushings for wear and replace if necessary.
- Install new sway bar links and torque to manufacturer specifications.
Shock Absorbers/Struts:
- Remove the bolts securing the strut to the steering knuckle and the upper mount.
- Carefully detach the old strut and replace it with a new one.
- Torque all bolts to specifications and recheck alignment.
Control Arms:
- Remove the control arm bolts and detach the control arm from the chassis and steering knuckle.
- Install the new control arm and torque bolts to specifications.

4. Reassemble and Lower Vehicle

Reinstall any components that were removed for access.
Remove jack stands and lower the vehicle carefully.
Tighten all hardware to ensure secure installation.