why is my Tesla Model S Original (2012-2020) making a whirring noise

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

542 words

Problem Statement

Learn how to diagnose and fix whirring noise issues in Tesla Model S (2012-2020). Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Drivetrain

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Use proper lifting equipment to secure the vehicle when inspecting undercarriage components.

Symptoms

•Whirring noise during acceleration or deceleration
•Noise increases with vehicle speed
•Possible vibrations felt through the cabin
•Intermittent noise when the vehicle is in motion
•No error messages or warning lights on the dashboard

Diagnostic Steps

1
Listen for Noise Source: Determine if the whirring noise is coming from the front or rear of the vehicle.
2
Check Tire Condition: Inspect tires for uneven wear or damage that could cause noise.
3
Inspect Wheel Bearings: Jack up the vehicle and check for play or roughness in wheel bearings.
4
Examine Drive Units: Inspect the drive unit for any visible signs of wear or damage.
5
Check Motor Mounts: Visually inspect motor mounts for signs of wear or deterioration.
6
Test Auxiliary Components: Listen for noise when the vehicle is stationary, checking components like the air conditioning compressor and power steering pump.

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

•Socket set
•Torque wrench
•Bearing puller
•Refrigerant recovery tool

Parts Required

•Wheel bearings (if needed)
•Drive unit (if needed)
•AC compressor (if needed)

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Diagnostic Steps

1
Listen for Noise Source: Determine if the whirring noise is coming from the front or rear of the vehicle.
2
Check Tire Condition: Inspect tires for uneven wear or damage that could cause noise.
3
Inspect Wheel Bearings: Jack up the vehicle and check for play or roughness in wheel bearings.
4
Examine Drive Units: Inspect the drive unit for any visible signs of wear or damage.
5
Check Motor Mounts: Visually inspect motor mounts for signs of wear or deterioration.
6
Test Auxiliary Components: Listen for noise when the vehicle is stationary, checking components like the air conditioning compressor and power steering pump.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a level surface and engage the parking brake.
Disconnect the battery for safety.

2. Inspect and Replace Wheel Bearings (if faulty)

Remove Wheel: Use a socket set to remove the lug nuts and take off the wheel.
Inspect Bearing: Spin the hub to check for noise or roughness.
Remove Hub Assembly: If faulty, remove the hub assembly using the appropriate tools.
- Tools Required: Socket set, bearing puller, torque wrench
Install New Bearing: Press in the new bearing using a bearing installer.
Reassemble Wheel: Reattach the hub assembly and wheel. Torque the lug nuts to manufacturer specifications.

3. Examine Drive Unit

Inspect Drive Unit Cover: Remove any necessary covers to gain access to the drive unit.
Check for Leaks: Look for oil or fluid leaks around the drive unit.
Listen for Motor Noise: Turn on the vehicle and listen for abnormal sounds from the motor.
Replace Drive Unit: If the drive unit is damaged, consult the manufacturer for replacement procedures.
- Tools Required: Torque wrench, socket set

4. Check and Replace Auxiliary Components (if needed)

Inspect AC Compressor: Listen for unusual noises when the AC is activated.
Replace as Necessary: If the compressor is faulty, disconnect it and replace it.
- Tools Required: Refrigerant recovery tool, socket set