why does my Tesla Model S Original (2012-2020) have a rough ride over bumps

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

506 words

Problem Statement

Discover how to diagnose and fix a rough ride over bumps in Tesla Model S (2012-2020). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Suspension

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is securely lifted before working on wheels.
•Follow torque specifications when reinstalling suspension components to avoid future issues.
•Disconnect battery before working on electrical systems.
•Ensure vehicle is stable on jack stands before working underneath.

Symptoms

•Noticeable jarring or bouncing when driving over bumps
•Increased noise or clattering sounds from the suspension
•Uneven tire wear
•Poor handling or stability during cornering
•Warning lights related to suspension system

Diagnostic Steps

1
Inspect tire condition and pressure for proper inflation and tread wear.
2
Visually inspect suspension components (shocks, struts, control arms) for signs of damage or wear.
3
Check for loose or damaged bushings and mounts in the suspension system.
4
Perform a bounce test on each corner of the vehicle to assess shock absorber performance.
5
Scan for any fault codes using the Tesla diagnostic tool to check for suspension-related errors.

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

•Tire pressure gauge
•Lug wrench
•Jack
•Jack stands
•Socket set
•Torque wrench
•Pry bar

Parts Required

•Tires (if worn)
•Shocks/struts (if damaged)
•Bushings and mounts (if worn)

Related Faults

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Diagnostic Steps

1
Inspect tire condition and pressure for proper inflation and tread wear.
2
Visually inspect suspension components (shocks, struts, control arms) for signs of damage or wear.
3
Check for loose or damaged bushings and mounts in the suspension system.
4
Perform a bounce test on each corner of the vehicle to assess shock absorber performance.
5
Scan for any fault codes using the Tesla diagnostic tool to check for suspension-related errors.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is on a flat surface and securely lifted using a jack and jack stands.
Disconnect the battery for safety.

2. Inspect and Replace Tires

Sub-steps:
1. Remove the wheel covers if applicable.
2. Inspect tires for uneven wear; replace if necessary.
3. Inflate tires to the manufacturer-recommended pressure.
Tools Required: Tire pressure gauge, lug wrench, jack, jack stands
Safety Warnings: Ensure the vehicle is securely lifted before working on wheels.

3. Inspect and Replace Suspension Components

Sub-steps:
1. Remove the wheel for access to the suspension.
2. Inspect shocks/struts for leaks or physical damage.
3. Check bushings and mounts for wear; replace any damaged components.
4. If shocks/struts are worn, unbolt and replace them with new OEM parts.
5. Reassemble the suspension and wheel.
Tools Required: Socket set, torque wrench, pry bar
Safety Warnings: Follow torque specifications when reinstalling suspension components to avoid future issues.

4. Alignment Check

Sub-steps:
1. After replacing suspension components, take the vehicle to a professional for a wheel alignment.
2. Ensure alignment settings are within manufacturer specifications.
Tools Required: Alignment rack (professional service)
Safety Warnings: Driving with misaligned wheels can cause premature tire wear.