why is my Tesla Model S Plaid/Refresh (2021-present) feeling bouncy over bumps

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

445 words

Problem Statement

Learn how to diagnose and fix the bouncy ride issue in Tesla Model S Plaid. 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

•Disconnect the battery before working on electrical systems.
•Allow the vehicle to cool before working on suspension components.

Symptoms

•Bouncy ride quality over bumps
•Excessive body roll during cornering
•Noise from suspension components
•Uneven tire wear
•Vehicle feels unstable at higher speeds

Diagnostic Steps

1
Inspect the suspension components for visible damage or wear, including shocks, struts, and bushings.
2
Check tire pressure to ensure it meets manufacturer specifications.
3
Examine the alignment of the vehicle to identify any misalignment issues.
4
Test the dampening function of the shocks/struts by pushing down on each corner of the vehicle and observing rebound behavior.
5
Scan the vehicle's systems for any error codes related to the suspension or stability control.

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

•OBD-II scanner
•Socket set
•Torque wrench
•Jack and jack stands

Parts Required

•Replacement shocks or struts
•Suspension bushings (if worn)

Related Faults

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Diagnostic Steps

1
Inspect the suspension components for visible damage or wear, including shocks, struts, and bushings.
2
Check tire pressure to ensure it meets manufacturer specifications.
3
Examine the alignment of the vehicle to identify any misalignment issues.
4
Test the dampening function of the shocks/struts by pushing down on each corner of the vehicle and observing rebound behavior.
5
Scan the vehicle's systems for any error codes related to the suspension or stability control.

Solution

1. Preparation

Gather necessary tools and parts.
Park the vehicle on a flat, level surface and engage the parking brake.
Disconnect the battery to prevent any electrical issues.

2. Inspect Suspension Components

Sub-steps:
- Remove the front and rear wheel covers using a socket set.
- Visually inspect shocks and struts for leaks, dents, or corrosion.
- Check all bushings for signs of wear or cracking.

3. Replace Damaged Components

Sub-steps:
- If any shocks or struts are damaged, replace them:
  - Lift the vehicle using a jack and secure it with jack stands.
  - Remove the bolts securing the shock/strut to the vehicle using a socket set.
  - Disconnect any electrical connections if applicable.
  - Install the new shock/strut, ensuring it is aligned properly.
  - Torque the bolts to manufacturer's specifications (refer to service manual for exact torque values).

4. Align Suspension

Sub-steps:
- After replacing components, take the vehicle to a professional alignment shop.
- Specify the Tesla Model S alignment specifications to the technician.