why is my Tesla Outback 5th Generation (2015-2019) making a whirring sound when driving?

Subaru Outback 5th Generation (2015-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

504 words

Problem Statement

Learn how to diagnose and fix a whirring sound in your Tesla Outback 5th Generation. Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Electrical

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Always use jack stands when working under the vehicle.

Symptoms

•Whirring noise increases with vehicle speed
•Noticeable sound when accelerating or decelerating
•Possible vibration felt through the chassis
•No warning lights illuminated on the dashboard
•Sound changes when turning or cornering

Diagnostic Steps

1
Conduct a visual inspection of the tires for uneven wear or debris caught in the tread.
2
Check the wheel bearings for signs of damage or excessive play by shaking each wheel.
3
Inspect the drivetrain components for any loose or damaged parts, including the driveshaft and axles.
4
Listen closely to identify the source of the sound while the vehicle is stationary and in gear.
5
Scan the vehicle using an OBD-II scanner to check for any hidden fault codes, especially related to the electric motor or drivetrain.
6
Test drive the vehicle in various conditions (straight, turns, acceleration) to isolate when the noise occurs.

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

•OBD-II scanner
•Jack and jack stands
•Socket set
•Torque wrench

Parts Required

•Replacement wheel bearings
•Any necessary drivetrain components (if worn)

Related Faults

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Diagnostic Steps

1
Conduct a visual inspection of the tires for uneven wear or debris caught in the tread.
2
Check the wheel bearings for signs of damage or excessive play by shaking each wheel.
3
Inspect the drivetrain components for any loose or damaged parts, including the driveshaft and axles.
4
Listen closely to identify the source of the sound while the vehicle is stationary and in gear.
5
Scan the vehicle using an OBD-II scanner to check for any hidden fault codes, especially related to the electric motor or drivetrain.
6
Test drive the vehicle in various conditions (straight, turns, acceleration) to isolate when the noise occurs.

Solution

1. Preparation

Ensure the vehicle is parked on a level surface.
Gather necessary tools and parts.
Disconnect the battery to prevent electrical shorts.

2. Inspect and Replace Wheel Bearings

Sub-steps:
1. Raise the vehicle using a jack and secure it with jack stands.
2. Remove the wheel to access the hub assembly.
3. Check the wheel bearing by spinning it; if it feels rough or emits noise, it needs replacement.
4. Remove the hub assembly, usually requiring a socket set and possibly a torque wrench.
5. Replace the damaged wheel bearing with a new, manufacturer-specified part.
6. Reassemble the hub, tightening bolts to the manufacturer’s torque specifications.

3. Examine and Tighten Drivetrain Components

Sub-steps:
1. Inspect the driveshaft and axles for signs of wear or looseness.
2. Tighten any loose bolts or nuts to the recommended torque settings.
3. Replace any components that show excessive wear or damage.

4. Test Electric Motor and Components

Sub-steps:
1. Check the electric motor mounts for wear or damage; replace if necessary.
2. Inspect electrical connections for corrosion or wear.
3. Ensure that the motor is securely fastened and that there is no abnormal play.