my Tesla Model S Original (2012-2020) has an unusual noise when I turn left what's wrong

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

568 words

Problem Statement

Diagnose and fix unusual noise when turning left in Tesla Model S (2012-2020). 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

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

Symptoms

•Unusual noise (clunking, grinding, or popping) when turning left
•Vibration in the steering wheel during left turns
•Decreased steering responsiveness
•Uneven tire wear on the front tires
•Possible warning lights related to steering or suspension

Diagnostic Steps

1
Inspect the steering components visually for any visible damage or wear.
2
Check the fluid levels in the power steering reservoir (if applicable) or any related systems.
3
Lift the vehicle and check for play in the wheel bearings or suspension components.
4
Test drive the vehicle and replicate the noise to determine if it correlates with wheel position or steering angle.
5
Scan the vehicle's computer system for any error codes related to the steering or suspension.

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
•Pliers
•Ball joint separator tool
•Bearing puller

Parts Required

•Tie rod ends (if worn)
•Ball joints (if worn)
•Wheel bearings (if needed)
•Struts or shocks (if damaged)

Related Faults

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Diagnostic Steps

1
Inspect the steering components visually for any visible damage or wear.
2
Check the fluid levels in the power steering reservoir (if applicable) or any related systems.
3
Lift the vehicle and check for play in the wheel bearings or suspension components.
4
Test drive the vehicle and replicate the noise to determine if it correlates with wheel position or steering angle.
5
Scan the vehicle's computer system for any error codes related to the steering or suspension.

Solution

1. Preparation

Gather all necessary tools and parts.
Ensure the vehicle is on a flat surface and securely lift it using jack stands.
Disconnect the battery for safety.

2. Inspect and Replace Worn Components

a. Steering Components

Tools Required: Socket set, torque wrench, pliers
Inspect the tie rod ends, ball joints, and control arm bushings for wear.
If any components are worn, remove them by:
1. Loosening the nuts and bolts securing them to the steering rack or suspension.
2. Using a ball joint separator tool if necessary.
3. Replacing with OEM parts and tightening to manufacturer specifications (typically around 40-50 ft-lbs for tie rods).

b. Wheel Bearings

Tools Required: Socket set, bearing puller, torque wrench
Check the wheel hub for noise or play by spinning the wheel while the vehicle is lifted.
If noise is detected, replace the wheel bearing by:
1. Removing the wheel and brake caliper.
2. Unbolting the wheel hub from the knuckle.
3. Using a bearing puller to remove the old bearing.
4. Installing the new bearing and securing it to the knuckle with the appropriate torque (usually around 70-80 ft-lbs).

c. Suspension Components

Tools Required: Socket set, pry bar
Inspect the struts and shocks for leaks or damage.
Replace if necessary by:
1. Unbolting the strut assembly from the knuckle and upper mount.
2. Replacing with a new strut or shock and securing with the correct torque.

3. Reassembly

Reattach all components removed during inspection and replacement.
Ensure all bolts are torqued to specification.
Reconnect the battery and lower the vehicle.