why does my Tesla Model S Plaid shake when I hit a bump

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

510 words

Problem Statement

Learn how to diagnose and fix shaking in Tesla Model S Plaid when hitting bumps. 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 on a flat surface, and set the parking brake before lifting the vehicle.
•Always disconnect the high-voltage battery before working on the vehicle's suspension or tires.
•Allow the vehicle to rest on a flat surface and engage the parking brake before lifting.

Symptoms

•Noticeable shaking or vibrating when hitting bumps
•Uneven tire wear
•Steering wheel vibrations
•Reduced ride comfort
•Clunking or rattling noises during bumps

Diagnostic Steps

1
Inspect the tires for uneven wear patterns or damage.
2
Check tire pressure to ensure they are inflated to the recommended specifications.
3
Examine the suspension components visually for any signs of wear or damage, including shocks, struts, and control arms.
4
Perform a wheel alignment check to see if the vehicle is out of alignment.
5
Test the suspension by pushing down on each corner of the vehicle to ensure it rebounds properly.
6
Scan for any fault codes using the Tesla diagnostic tool to check for electronic 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

•Jack
•Jack stands
•Lug wrench
•Tire pressure gauge
•Suspension inspection tools

Parts Required

•Tires (if damaged)
•Suspension components (shocks, struts, control arms, bushings as needed)

Related Faults

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Diagnostic Steps

1
Inspect the tires for uneven wear patterns or damage.
2
Check tire pressure to ensure they are inflated to the recommended specifications.
3
Examine the suspension components visually for any signs of wear or damage, including shocks, struts, and control arms.
4
Perform a wheel alignment check to see if the vehicle is out of alignment.
5
Test the suspension by pushing down on each corner of the vehicle to ensure it rebounds properly.
6
Scan for any fault codes using the Tesla diagnostic tool to check for electronic suspension issues.

Solution

1. Preparation

Tools Required: Jack, jack stands, lug wrench, tire pressure gauge, suspension inspection tools.
Safety Warnings: Ensure the vehicle is on a flat surface, and set the parking brake before lifting the vehicle.

2. Tire Inspection and Replacement

Check each tire for uneven wear or bulges.
If damage is found, replace the tires with OEM specifications.
Inflate all tires to the recommended pressure according to the owner's manual.

3. Suspension Component Inspection

Sub-steps:
- Lift the vehicle using a jack and secure it with jack stands.
- Inspect shocks and struts for leaking fluid or physical damage.
- Check control arms and bushings for cracks or excessive play.
- Replace any worn or damaged components with OEM parts.

4. Wheel Alignment

After replacing or repairing suspension components, perform a wheel alignment.
Adjust the camber, caster, and toe settings according to the manufacturer's specifications using a wheel alignment machine.

5. Test Drive

Lower the vehicle and take it for a test drive over similar bumps to check for any shaking or vibrations.
Monitor the ride quality and look for any abnormal noises.