why does my Tesla Model S Original (2012-2020) make a loud thud when turning?

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

488 words

Problem Statement

Learn how to diagnose and fix loud thud noise when turning in Tesla Model S (2012-2020). 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 with jack stands before working underneath it.
•Disconnect the battery before working on electrical components if inspecting error codes or related systems.

Symptoms

•Loud thud noise when turning
•Possible clunking sound during acceleration or deceleration
•Vibration felt through the steering wheel
•Uneven tire wear
•Vehicle pulling to one side during turns

Diagnostic Steps

1
Inspect the suspension components visually for signs of wear or damage, including control arms, bushings, and struts.
2
Check the tightness of all suspension bolts, particularly those on control arms and sway bar links.
3
Examine the tires for uneven wear patterns that may indicate alignment issues.
4
Test drive the vehicle to replicate the noise and note when it occurs (e.g., specific speeds, turning angles).
5
Scan for any error codes using an OBD-II scanner to check for related 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
•OBD-II scanner
•Alignment tools

Parts Required

•Control arm bushings (if worn)
•Sway bar links (if damaged)

Related Faults

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Diagnostic Steps

1
Inspect the suspension components visually for signs of wear or damage, including control arms, bushings, and struts.
2
Check the tightness of all suspension bolts, particularly those on control arms and sway bar links.
3
Examine the tires for uneven wear patterns that may indicate alignment issues.
4
Test drive the vehicle to replicate the noise and note when it occurs (e.g., specific speeds, turning angles).
5
Scan for any error codes using an OBD-II scanner to check for related issues.

Solution

1. Preparation

Gather all necessary tools and parts.
Park the vehicle on a level surface and engage the parking brake.

2. Raise the Vehicle

Use a jack to raise the front or rear of the vehicle, depending on where the noise is coming from.
Secure the vehicle with jack stands for safety.

3. Inspect and Replace Suspension Components

Control Arm Bushings:
- Remove the nuts and bolts securing the control arms to the vehicle.
- Inspect for wear and replace if necessary.
- Install new bushings, ensuring they are properly seated.
- Torque the bolts to the manufacturer's specifications.
Sway Bar Links:
- Remove the sway bar link nuts and disconnect the links from the sway bar and lower control arm.
- Inspect for damage or play and replace if needed.
- Reinstall the new links and torque to specifications.

4. Alignment Check

After replacing components, perform a wheel alignment to ensure proper handling and tire wear.
Use an alignment machine to adjust the angles to manufacturer specifications.

5. Test Drive

Lower the vehicle and take it for a test drive to verify that the thud noise is eliminated.