why is my Tesla Model S Plaid/Refresh (2021-present) making a strange noise when driving?

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

517 words

Problem Statement

Learn how to diagnose and fix strange noises in Tesla Model S Plaid. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Suspension

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the 12V battery before working on electrical components.
•Ensure the vehicle is secure on jack stands before working underneath it.

Symptoms

•Strange noise during acceleration or deceleration
•Noise increases with vehicle speed
•Rattling or grinding sounds when turning
•Whining noise from the electric motors
•Occasional popping or clicking sounds from the suspension

Diagnostic Steps

1
Perform a visual inspection of the wheel wells and undercarriage for loose components.
2
Check for any foreign objects lodged in the brake components or around the tires.
3
Test drive the vehicle at different speeds to determine when the noise occurs.
4
Use a stethoscope or mechanic’s listening device to isolate the noise source.
5
Inspect the suspension components for wear or damage.
6
Scan the vehicle’s onboard diagnostic system for any recorded error codes.

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
•Brake cleaner
•Jack and jack stands
•Stethoscope or mechanic's listening device

Parts Required

•Brake pads (if worn)
•Brake rotors (if damaged)
•Suspension bushings (if worn)

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Diagnostic Steps

1
Perform a visual inspection of the wheel wells and undercarriage for loose components.
2
Check for any foreign objects lodged in the brake components or around the tires.
3
Test drive the vehicle at different speeds to determine when the noise occurs.
4
Use a stethoscope or mechanic’s listening device to isolate the noise source.
5
Inspect the suspension components for wear or damage.
6
Scan the vehicle’s onboard diagnostic system for any recorded error codes.

Solution

1. Preparation

Gather necessary tools and parts.
Park the vehicle on a flat surface and set the parking brake.
Disconnect the 12V battery to ensure safety while working on the vehicle.

2. Inspect and Secure Components

Sub-steps:
1. Lift the vehicle using a jack and secure it with jack stands.
2. Inspect the wheel lug nuts for proper torque (usually 129 ft-lbs for the Model S).
3. Tighten any loose bolts or screws in the undercarriage and suspension components.
4. Check all heat shields and coverings for secure attachment.

3. Examine the Brake System

Sub-steps:
1. Remove the wheel to access the brake assembly.
2. Inspect brake pads for wear; replace if less than 3mm thick.
3. Check brake rotors for scoring or warping; replace if necessary.
4. Clean the brake caliper and ensure proper operation of the caliper pistons.

4. Assess the Suspension

Sub-steps:
1. Inspect shock absorbers and struts for fluid leaks and proper function.
2. Check the bushings and mounts for wear; replace any damaged components.
3. Look for any signs of damage to the control arms and tie rods.

5. Test Drive and Monitor

After completing repairs, conduct a test drive to ensure noise has been resolved.
Pay attention to any changes in the noise during different driving conditions.