why does my Tesla Model S Original (2012-2020) make a whirring sound when turning

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

530 words

Problem Statement

Learn how to diagnose and fix the whirring sound 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

•Ensure the vehicle is parked on a flat surface and the parking brake is engaged.
•Disconnect the battery before working on electrical systems.
•Ensure the vehicle is securely lifted and supported before working underneath.

Symptoms

•Whirring sound when turning the steering wheel
•Increased resistance when steering
•Vibration in the steering wheel
•Possible warning messages on the dashboard related to steering or power assist
•Unusual tire wear

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to check for any related fault codes.
2
Inspect the power steering fluid level to ensure it is within the proper range.
3
Visually inspect the steering rack and associated components for any signs of wear or damage.
4
Check for loose or damaged suspension components such as control arms, bushings, and ball joints.
5
Examine the front tires for uneven wear patterns that might indicate alignment issues.
6
Test the electric power steering system by turning the wheel with the vehicle stationary to observe any abnormal noises or resistance.

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
•Tire iron
•OBD-II scanner
•Torque wrench
•Fluid container

Parts Required

•Power steering fluid
•Replacement control arms
•Bushings
•Ball joints

Related Faults

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to check for any related fault codes.
2
Inspect the power steering fluid level to ensure it is within the proper range.
3
Visually inspect the steering rack and associated components for any signs of wear or damage.
4
Check for loose or damaged suspension components such as control arms, bushings, and ball joints.
5
Examine the front tires for uneven wear patterns that might indicate alignment issues.
6
Test the electric power steering system by turning the wheel with the vehicle stationary to observe any abnormal noises or resistance.

Solution

1. Preparation

Tools Required: Jack, jack stands, tire iron, OBD-II scanner, torque wrench, fluid container.
Safety Warnings: Ensure the vehicle is parked on a flat surface and the parking brake is engaged. Disconnect the battery before working on electrical systems.

2. Inspect and Replace Power Steering Fluid

Sub-steps:
1. Locate the power steering fluid reservoir.
2. Remove the cap and check the fluid level; top off with manufacturer-recommended fluid if low.
3. If the fluid appears dirty or contaminated, drain it into a fluid container and replace it with new fluid.

3. Check and Tighten Steering Components

Sub-steps:
1. Lift the front of the vehicle with a jack and secure it with jack stands.
2. Inspect the steering rack and tie rod ends for looseness.
3. Use a torque wrench to tighten any loose bolts to the manufacturer’s specifications.

4. Replace Worn Suspension Components

Sub-steps:
1. Identify any worn control arms, bushings, or ball joints during the inspection.
2. Remove the damaged components using appropriate sockets.
3. Install new components and torque to specification.

5. Realign the Wheels

Sub-steps:
1. After replacing any suspension components, take the vehicle to a professional alignment shop.
2. Ensure the alignment is set according to Tesla’s specifications.