why is my Tesla Model S Plaid/Refresh (2021-present) making a clunking noise over bumps

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

470 words

Problem Statement

Learn how to diagnose and fix clunking noise in Tesla Model S Plaid 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 the vehicle.
•Ensure the vehicle is in 'Park' and the parking brake is applied before beginning work.

Symptoms

•Clunking or knocking noise when driving over bumps
•Possible vibration felt through the steering wheel
•Noise may vary with speed or weight distribution
•Potential decrease in ride comfort
•Unusual tire wear may occur

Diagnostic Steps

1
Inspect the suspension components visually for any signs of wear or damage.
2
Check for loose or damaged bolts on control arms and strut assemblies.
3
Test the shock absorbers for proper function; look for leaks or excessive bouncing.
4
Examine the sway bar links and bushings for wear or play.
5
Perform a wheel alignment check to rule out misalignment issues.
6
Inspect tires for uneven wear patterns that might indicate suspension issues.

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

•Socket set
•Torque wrench
•Jack and jack stands
•Screwdrivers
•Pry bar

Parts Required

•Replacement sway bar links (if needed)
•Replacement control arm bushings (if needed)
•New shock absorbers (if damaged)

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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 on control arms and strut assemblies.
3
Test the shock absorbers for proper function; look for leaks or excessive bouncing.
4
Examine the sway bar links and bushings for wear or play.
5
Perform a wheel alignment check to rule out misalignment issues.
6
Inspect tires for uneven wear patterns that might indicate suspension issues.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a level surface, and set the parking brake.
Use jack stands for safety if raising the vehicle.

2. Inspect and Tighten Suspension Components

Sub-step 1: Remove the wheel for better access to suspension components using a socket set.
Sub-step 2: Visually inspect control arms, struts, and sway bar links for any visible damage.
Sub-step 3: Using a torque wrench, tighten any loose bolts to manufacturer specifications.

3. Replace Worn Components

Sub-step 1: If any components are found to be worn (e.g., sway bar links or bushings), remove the damaged parts using appropriate tools.
Sub-step 2: Install new components, ensuring they are properly oriented and tightened.
Sub-step 3: Reinstall the wheel and lower the vehicle.

4. Test Drive

Perform a test drive to check for the clunking noise after the repairs.
Monitor the noise over bumps to ensure that it has been resolved.