how to fix a grinding noise when turning in my Tesla Model S Original (2012-2020)

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

533 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 grinding noise when turning in Tesla Model S (2012-2020). Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Steering

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical components.
•Ensure the vehicle is securely supported on jack stands before working underneath it.

Symptoms

•Grinding noise when turning the steering wheel
•Difficulty steering or increased steering effort
•Vibration in the steering wheel
•Uneven tire wear
•Fluid leaks under the vehicle

Diagnostic Steps

1
Inspect the power steering fluid level and condition.
2
Check for any visible damage or wear on the steering components (tie rods, control arms).
3
Examine the CV joints and axles for signs of wear or damage.
4
Test the steering system for any unusual play or looseness.
5
Listen for the grinding noise while stationary to isolate the source.

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 and jack stands
•Wrench set
•Tie rod puller
•Torque wrench
•OBD-II scanner

Parts Required

•Power steering fluid (Tesla PSF)
•Tie rod ends (if needed)
•CV axle (if needed)

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Diagnostic Steps

1
Inspect the power steering fluid level and condition.
2
Check for any visible damage or wear on the steering components (tie rods, control arms).
3
Examine the CV joints and axles for signs of wear or damage.
4
Test the steering system for any unusual play or looseness.
5
Listen for the grinding noise while stationary to isolate the source.

Solution

1. Preparation

Gather tools and materials.
Park the vehicle on a level surface and engage the parking brake.
Disconnect the negative battery terminal for safety.

2. Inspect and Replace Steering Components

Inspect Power Steering Fluid
- Remove the power steering reservoir cap.
- Check fluid level; if low, top off with the recommended fluid (Tesla PSF).
Check Steering Rack
- Lift the front of the vehicle using a jack and support it with jack stands.
- Inspect the steering rack for leaks or damage.
- If damaged, remove the steering rack:
  - Disconnect the tie rod ends using a wrench.
  - Remove mounting bolts and carefully extract the rack.
Replace Tie Rod Ends (if needed)
- Remove the cotter pin and nut from the tie rod end.
- Use a tie rod puller to detach the tie rod from the steering knuckle.
- Install the new tie rod end and torque to manufacturer specifications (usually around 50-60 lb-ft).
Inspect CV Joints and Axles
- Check for torn boots or visible wear.
- If damaged, remove the axle:
  - Remove the wheel and brake assembly for access.
  - Remove the axle nut and carefully pull the axle from the hub.
  - Install a new axle, ensuring proper seating.
Reassemble and Refill
- Reattach all components in reverse order.
- Refill power steering fluid to the proper level and replace the reservoir cap.