Skoda Octavia NFL (2020-Present) differential noise how to fix it

Solution

1. Preparation

• Tools Required: Floor jack, jack stands, socket set, torque wrench, drain pan, OBD-II scanner.
• Raise the vehicle using a floor jack and secure it on jack stands.
• Ensure the work area is clean and organized.

2. Fluid Change

• Sub-steps:
  1. Place a drain pan under the differential.
  2. Remove the differential drain plug and allow old fluid to completely drain.
  3. Inspect the old fluid for metal shavings or debris indicating internal wear.
  4. Replace with manufacturer-recommended differential fluid, ensuring it's at the correct level.
  5. Tighten the drain plug to the specified torque (consult repair manual for exact value).

3. Inspect and Replace Components

• Sub-steps:
  1. Remove the differential cover bolts and carefully take off the cover.
  2. Inspect the gears and bearings for any signs of wear, pitting, or damage.
  3. If any components are severely worn, replace with OEM parts.
  4. Reinstall the cover with a new gasket or sealant, ensuring a proper seal.
  5. Torque the cover bolts to the manufacturer's specifications.

4. Final Assembly

• Reinstall any components removed for access (e.g., axle shafts).
• Check all fasteners and connections for tightness.
• Lower the vehicle back to the ground.