why does my Tesla Model S Original (2012-2020) feel like it's losing grip on the road

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

543 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 loss of grip issues 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 supported on jack stands before working on the suspension.
•Disconnect the battery before working on the traction control system or any electrical components.

Symptoms

•Noticeable sliding or skidding during acceleration or turning
•Uneven tire wear or visible damage on the tires
•Warning lights related to traction control or stability control illuminated on the dashboard
•Increased road noise or vibration while driving
•Poor handling response during cornering

Diagnostic Steps

1
Inspect the tires for tread depth, pressure, and any signs of damage or uneven wear.
2
Check for any warning lights on the dashboard using an OBD-II scanner.
3
Evaluate the suspension components for wear or damage, including shocks and struts.
4
Test the traction control system to ensure it is functioning properly.
5
Examine the alignment of the vehicle to determine if it is within specifications.

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

•Tread depth gauge
•Tire pressure gauge
•Jack and jack stands
•Socket set
•Torque wrench
•OBD-II scanner
•Alignment equipment

Parts Required

•Replacement tires (if necessary)
•Shocks/struts (if worn)
•Bushings or mounts (if needed)

Related Faults

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Symptoms

•Noticeable sliding or skidding during acceleration or turning

•Uneven tire wear or visible damage on the tires

•Warning lights related to traction control or stability control illuminated on the dashboard

•Increased road noise or vibration while driving

•Poor handling response during cornering

Diagnostic Steps

1
Inspect the tires for tread depth, pressure, and any signs of damage or uneven wear.
2
Check for any warning lights on the dashboard using an OBD-II scanner.
3
Evaluate the suspension components for wear or damage, including shocks and struts.
4
Test the traction control system to ensure it is functioning properly.
5
Examine the alignment of the vehicle to determine if it is within specifications.

Solution

1. Tire Inspection and Replacement

Sub-steps:
- Measure the tread depth using a tread depth gauge. Replace tires if tread is below 2/32 inches.
- Inspect tire sidewalls for bulges, cuts, or punctures; replace if any damage is found.
- Ensure tires are inflated to the manufacturer-recommended pressure (found on the driver’s door jamb).
Tools Required:
- Tread depth gauge
- Tire pressure gauge
- Jack and jack stands (if tire replacement is necessary)

2. Suspension Inspection and Repair

Sub-steps:
- Visually inspect the shocks and struts for leaks or damage.
- Check bushings and mounts for wear. Replace any worn components.
- If necessary, replace shocks or struts using a socket set to remove mounting bolts.
Tools Required:
- Socket set
- Torque wrench
Safety Warnings:
- Ensure the vehicle is securely supported on jack stands before working on the suspension.

3. Traction Control System Check

Sub-steps:
- Use an OBD-II scanner to check for any stored error codes related to the traction control system.
- Clear any error codes and perform a road test to see if the issue persists.
- If the problem continues, consult a Tesla service center for advanced diagnostics.
Tools Required:
- OBD-II scanner

4. Wheel Alignment

Sub-steps:
- Take the vehicle to a professional alignment shop.
- Ensure that the alignment is adjusted to the manufacturer's specifications.
Tools Required:
- Alignment equipment (typically done by professionals)