Skoda Octavia NFL (2020-Present) engine rattles when idling what's causing it

Solution

1. Preparation

• Gather tools and parts.
• Park the vehicle on a flat surface and engage the parking brake.
• Disconnect the battery to ensure safety while working on the engine.

2. Inspect and Replace Engine Mounts (if necessary)

• Tools Required: Socket set, torque wrench, pry bar, new engine mounts.
• Steps:
  1. Locate the engine mounts (usually found on the engine block and chassis).
  2. Use a socket set to remove the bolts securing the mounts to the engine and chassis.
  3. Carefully lift the engine slightly using a jack or engine hoist to relieve tension on the mounts.
  4. Replace the old mounts with new ones, ensuring proper alignment.
  5. Torque the bolts to the manufacturer’s specifications.

3. Check and Replace Timing Belt/Chain (if necessary)

• Tools Required: Socket set, torque wrench, timing tool kit (if applicable).
• Steps:
  1. Remove any components obstructing access to the timing cover (e.g., belts, pulleys).
  2. Remove the timing cover and inspect the timing belt or chain for wear or looseness.
  3. If wear is present, replace it according to manufacturer specifications.
  4. Reassemble all components ensuring correct torque specifications are followed.

4. Oil Change

• Tools Required: Oil filter wrench, socket set, oil catch pan, new oil and filter.
• Steps:
  1. Drain the old engine oil using an oil catch pan.
  2. Replace the oil filter with a new one.
  3. Refill the engine with the manufacturer-recommended oil type and quantity.
  4. Start the engine and check for leaks.