Tesla Model S Plaid/Refresh (2021-present) making grinding noise when turning, what's wrong?

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

507 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 Plaid. Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Steering

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Always disconnect the high-voltage battery before working on the vehicle's electrical components.
•Allow the vehicle to cool before working on the braking system.

Symptoms

•Grinding noise while turning the steering wheel
•Increased steering effort
•Vibration in the steering wheel
•Uneven tire wear
•Clunking sound when hitting bumps

Diagnostic Steps

1
Inspect the power steering fluid level and condition.
2
Check for any error codes using a Tesla service tool.
3
Perform a visual inspection of the steering components (tie rods, control arms, etc.).
4
Examine the wheel bearings for wear or damage.
5
Inspect the tires for uneven wear patterns.
6
Test the steering rack for proper operation.

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
•Wrench set
•Socket set
•Torque wrench
•Fluid extractor

Parts Required

•Power steering fluid
•Tie rods (if damaged)
•Control arms (if worn)
•Wheel bearings (if necessary)

Related Faults

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Diagnostic Steps

1
Inspect the power steering fluid level and condition.
2
Check for any error codes using a Tesla service tool.
3
Perform a visual inspection of the steering components (tie rods, control arms, etc.).
4
Examine the wheel bearings for wear or damage.
5
Inspect the tires for uneven wear patterns.
6
Test the steering rack for proper operation.

Solution

1. Preparation

Park the vehicle on a level surface and engage the parking brake.
Gather required tools: jack, jack stands, wrench set, socket set, torque wrench.

2. Inspect and Replace Power Steering Fluid

Sub-steps:
1. Locate the power steering reservoir.
2. Remove the cap and check the fluid level; top off if low.
3. If the fluid is dirty or contaminated, drain it using a fluid extractor.
4. Replace with the manufacturer's recommended power steering fluid.

3. Remove and Inspect Steering Components

Sub-steps:
1. Use the jack to lift the front of the vehicle and secure it with jack stands.
2. Remove the front wheels using a socket set.
3. Inspect the tie rods, control arms, and steering rack for signs of wear or damage.
4. Replace any damaged components following manufacturer specifications (refer to torque values for bolts).

4. Wheel Bearing Inspection and Replacement

Sub-steps:
1. Remove the brake caliper and rotor for access to the wheel bearings.
2. Spin the wheel hub to check for noise or roughness.
3. If faulty, remove the wheel bearing using a bearing puller and replace with a new one.
4. Reassemble the brake components, ensuring proper torque specifications are followed.

5. Alignment Check and Adjustment

Sub-steps:
1. After reassembling, take the vehicle to a professional alignment shop.
2. Ensure that the alignment is within manufacturer specifications to prevent uneven tire wear.