why does my Tesla Model 3 Highland (2024-present) engine oil smell burnt

Solution

1. Preparation

• Gather necessary tools and parts.
• Ensure the vehicle is parked on a level surface and the engine is cool.
• Disconnect the 12V battery for safety.

2. Change Engine Oil

• Sub-steps:
  1. Place an oil drain pan under the oil pan.
  2. Remove the oil drain plug using a socket wrench and allow the old oil to drain completely.
  • Tools Required: Socket set
  1. Replace the drain plug and torque it to the manufacturer's specifications (usually around 25-30 ft-lbs).
  2. Remove the old oil filter using an oil filter wrench.
  3. Lubricate the rubber gasket on the new oil filter with a little new oil, then install it.
  4. Refill the engine with new oil per the manufacturer’s recommended specifications (usually around 8-9 quarts of 0W-20 synthetic oil).

3. Inspect and Clean Components

• Sub-steps:
  1. Inspect the oil cooler and oil lines for any signs of damage or leaks.
  2. Clean any residual oil from the engine bay using a degreaser.
  3. Check and clean the air filter to ensure proper airflow.

4. Check Cooling System

• Sub-steps:
  1. Inspect the coolant reservoir and ensure it’s filled to the proper level.
  2. Look for any leaks in hoses or connections.
  3. If necessary, replace any damaged hoses or components.