how to fix leaking struts on Tesla Model S Plaid/Refresh (2021-present)

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

4-8 hours

Time

hard

Difficulty

high

Severity

4 min read

616 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and fix leaking struts on Tesla Model S Plaid. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Suspension

Estimated Time

4-8 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical components.
•Use caution when handling compressed springs; always use a spring compressor.

Symptoms

•Noticeable fluid pooling around the strut assembly
•Diminished ride comfort or increased bounce
•Uneven tire wear
•Suspension noise over bumps
•Warning message related to suspension on the dashboard

Diagnostic Steps

1
Inspect the strut assemblies for visible signs of fluid leakage.
2
Check the vehicle’s alignment to assess any related handling issues.
3
Perform a bounce test by pushing down on each corner of the vehicle to assess suspension response.
4
Use a flashlight to inspect for any cracks or damage on surrounding suspension components.
5
Scan the vehicle’s onboard diagnostics for any suspension-related error codes.

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
•Strut spring compressor
•Screwdrivers
•Fluid catch pan

Parts Required

•Replacement strut assembly
•New strut mount and bushings (if applicable)
•Seals or gaskets (if repairing)

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Diagnostic Steps

1
Inspect the strut assemblies for visible signs of fluid leakage.
2
Check the vehicle’s alignment to assess any related handling issues.
3
Perform a bounce test by pushing down on each corner of the vehicle to assess suspension response.
4
Use a flashlight to inspect for any cracks or damage on surrounding suspension components.
5
Scan the vehicle’s onboard diagnostics for any suspension-related error codes.

Solution

1. Preparation

Tools Required:
- Jack and jack stands
- Socket set
- Torque wrench
- Strut spring compressor
- Screwdrivers
- Fluid catch pan
Sub-steps:
- Park the vehicle on a level surface and engage the parking brake.
- Disconnect the battery to prevent any electrical issues during repair.
- Gather all necessary tools and parts for the replacement.

2. Remove the Wheel

Sub-steps:
- Loosen the lug nuts on the wheel where the strut is leaking.
- Use the jack to lift the vehicle and securely place it on jack stands.
- Remove the wheel completely.

3. Remove the Strut Assembly

Sub-steps:
- Locate the top mounting bolts for the strut assembly under the hood and remove them using a socket wrench.
- Remove the lower strut bolts connecting the strut to the knuckle assembly.
- Carefully detach the strut from the vehicle, ensuring to support it as you remove the last bolts.

4. Replace or Repair Strut

Sub-steps:
- If replacing, use a strut spring compressor to safely compress the strut spring.
- Remove the old strut from the spring and install the new strut, ensuring it is properly seated.
- If repairing, clean the leaking area and replace seals or components as needed.
- Reassemble the strut with any new parts according to manufacturer specifications.

5. Reinstall Strut Assembly

Sub-steps:
- Align the strut back into its position on the vehicle.
- Securely tighten the lower strut bolts to the manufacturer’s torque specifications (consult the service manual).
- Reinstall the top mounting bolts and tighten them.

6. Reattach Wheel and Lower Vehicle

Sub-steps:
- Reattach the wheel and tighten the lug nuts to the recommended torque.
- Remove jack stands and lower the vehicle back to the ground.

7. Reconnect Battery

Sub-steps:
- Reconnect the vehicle battery.
- Ensure all connections are secure.