why does my Tesla Model 3 Highland (2024-present) make a loud noise when accelerating?

Solution

1. Preparation

• Tools Required: Jack and jack stands, socket set, torque wrench, OBD-II scanner, flashlight.
• Ensure the vehicle is parked on a level surface and the parking brake is engaged.
• Disconnect the 12V battery for safety.

2. Inspect and Secure Components

• Sub-steps:
  1. Lift the vehicle using a jack and secure it with jack stands.
  2. Visually inspect the undercarriage, wheel wells, and drive unit for loose bolts or damaged components.
  3. Tighten any loose bolts to the manufacturer's specified torque settings (refer to Tesla service manual for values).
  4. Remove any debris that may be caught in the undercarriage or wheel wells.

3. Tire Inspection and Replacement

• Sub-steps:
  1. Remove the wheel covers if applicable.
  2. Inspect each tire for signs of wear, bulges, or punctures.
  3. Ensure that all tires have the correct air pressure (refer to the owner’s manual for specifications).
  4. Replace any damaged tires with OEM or equivalent quality tires.

4. Drive Unit Inspection

• Sub-steps:
  1. Inspect the drive unit mounts for cracks or signs of fatigue.
  2. If the drive unit is damaged, consult a Tesla service technician for replacement.
  3. Check the connections to the motor for loose wiring or corrosion.

5. Reconnect Battery and Test

• Sub-steps:
  1. Reconnect the 12V battery terminals.
  2. Start the vehicle and allow it to reset any error codes.
  3. Perform a test drive to monitor for any abnormal noises.