my Skoda Octavia NFL (2020-Present) has a persistent oil smell inside, what could it be?

Solution

1. Preparation

• Gather all necessary tools and parts.
• Ensure the vehicle is parked on a level surface and the engine is cool.
• Disconnect the battery to avoid any electrical issues.

2. Inspect and Clean

• Tools Required: Cleaning rags, degreaser
• Clean the engine bay with a degreaser to identify the source of any leaks.
• Wipe down all visible components, particularly around the valve cover and oil pan.

3. Replace Gaskets or Seals

• Tools Required: Socket set, torque wrench
• If the valve cover gasket or oil pan gasket is leaking:
  1. Remove any components obstructing access to the valve cover or oil pan.
  2. Unbolt the valve cover or oil pan carefully.
  3. Remove the old gasket material completely from the engine surfaces.
  4. Place the new gasket in position, ensuring proper alignment.
  5. Reinstall the valve cover or oil pan and torque bolts to the manufacturer's specifications.

4. Check and Replace Oil Filter (if needed)

• Tools Required: Oil filter wrench
• If the oil filter is leaking:
  1. Remove the old oil filter using an oil filter wrench.
  2. Apply a small amount of oil to the rubber gasket of the new filter.
  3. Install the new oil filter and tighten according to specifications.

5. Refill Engine Oil

• Tools Required: Funnel, oil container
• Check the oil level and refill with the appropriate type and amount of oil as specified in the owner’s manual.