why does my Tesla Model S Plaid/Refresh (2021-present) suspension feel bouncy

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

434 words

Problem Statement

Learn how to diagnose and fix bouncy suspension issues in Tesla Model S Plaid/Refresh. 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 that the vehicle is securely lifted and stable before working underneath it.
•Disconnect the battery if working on electrical suspension components.

Symptoms

•Bouncy or unstable ride quality
•Excessive body roll during turns
•Uneven tire wear
•Noise or clunking sounds from the suspension
•Increased sensitivity to road imperfections

Diagnostic Steps

1
Inspect the shock absorbers for visible leaks or damage.
2
Check the suspension bushings for wear or deterioration.
3
Use a multimeter to test the active suspension system for error codes.
4
Examine the tire pressure and condition for inconsistencies.
5
Perform a visual inspection of the suspension components including control arms and struts.

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

•Hydraulic jack
•Jack stands
•Socket set
•Bushing removal tool
•Torque wrench
•Multimeter

Parts Required

•Shock absorbers (if damaged)
•Suspension bushings (if worn)

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Diagnostic Steps

1
Inspect the shock absorbers for visible leaks or damage.
2
Check the suspension bushings for wear or deterioration.
3
Use a multimeter to test the active suspension system for error codes.
4
Examine the tire pressure and condition for inconsistencies.
5
Perform a visual inspection of the suspension components including control arms and struts.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a level surface and the parking brake is engaged.

2. Lift the Vehicle

Use a hydraulic jack to raise the vehicle.
Secure it with jack stands to ensure it is stable.

3. Inspect and Replace Shock Absorbers

Inspect: Check for any visible leaks or signs of damage on the shock absorbers.
Remove:
- Use a socket set to remove the bolts securing the shock absorbers to the strut assembly.
- Detach the lower mounting bolts.
Replace:
- Install new shock absorbers by reversing the removal process, ensuring to torque bolts to manufacturer specifications (typically around 30-40 ft-lbs, but refer to service manual for exact values).

4. Check and Replace Suspension Bushings

Inspect: Examine all suspension bushings for wear.
Remove: Use a bushing removal tool to press out the worn bushings.
Install: Press in new bushings, ensuring they are securely seated.

5. Reassemble and Lower the Vehicle

Reattach any components that were removed.
Carefully lower the vehicle back to the ground and remove jack stands.