why is my Tesla Model S Plaid making a clicking noise when I press the accelerator?

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

531 words

Problem Statement

Learn how to diagnose and fix clicking noise when accelerating in Tesla Model S Plaid. 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.
•Always use jack stands when working under the vehicle.

Symptoms

•Clicking noise when pressing the accelerator
•Possible vibration felt through the accelerator pedal
•Loss of power or acceleration hesitation
•Unusual sounds when turning or driving at low speeds
•Warning lights on the dashboard (if applicable)

Diagnostic Steps

1
Inspect the vehicle for any visible damage to the undercarriage or drivetrain components.
2
Check the battery and motor connections for any loose wires or corrosion.
3
Use an OBD-II scanner to look for any error codes related to the drivetrain or electronics.
4
Perform a visual inspection of the wheel assemblies and axles for any signs of wear or damage.
5
Test drive the vehicle to replicate the noise under different conditions (acceleration, turning).
6
Inspect the suspension components and bushings for wear or damage that could contribute to the noise.

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

Parts Required

•Motor mounts (if damaged)
•Suspension bushings or CV joints (if worn)

Related Faults

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Diagnostic Steps

1
Inspect the vehicle for any visible damage to the undercarriage or drivetrain components.
2
Check the battery and motor connections for any loose wires or corrosion.
3
Use an OBD-II scanner to look for any error codes related to the drivetrain or electronics.
4
Perform a visual inspection of the wheel assemblies and axles for any signs of wear or damage.
5
Test drive the vehicle to replicate the noise under different conditions (acceleration, turning).
6
Inspect the suspension components and bushings for wear or damage that could contribute to the noise.

Solution

1. Preparation

Tools Required:
- Jack and jack stands
- Socket set
- Torque wrench
- OBD-II scanner
Ensure the vehicle is on a flat surface and the parking brake is engaged.

2. Inspect and Tighten Drivetrain Components

Sub-steps:
1. Lift the vehicle using a jack and secure it with jack stands.
2. Visually inspect the drive shafts and motor mounts for any signs of looseness or damage.
3. Use a torque wrench to ensure all bolts are tightened to the manufacturer's specifications (typically 40-50 Nm for motor mounts).

3. Examine and Repair Electrical Connections

Sub-steps:
1. Disconnect the battery before working on any electrical components.
2. Inspect all motor and battery connections for loose or corroded terminals.
3. Clean any corrosion with electrical contact cleaner and reconnect securely.

4. Inspect Wheel and Suspension Components

Sub-steps:
1. Remove the wheels to gain access to the suspension components.
2. Check for any worn bushings, ball joints, or CV joints.
3. Replace any damaged components with OEM parts.
4. Reassemble the wheels and torque to the manufacturer's specifications (usually 110-130 Nm).

5. Final Checks

Sub-steps:
1. Reconnect the battery and clear any error codes using the OBD-II scanner.
2. Test drive the vehicle to ensure the clicking noise has been resolved.
3. If noise persists, further diagnosis may be required on the motor or gearbox.