my Skoda Octavia NFL (2020-Present) has a rough transmission, what could be the issue

Solution

1. Preparation

• Gather necessary tools and parts.
• Ensure the vehicle is on a level surface and securely lifted.
• Disconnect the battery to prevent any electrical shorts.

2. Check and Replace Transmission Fluid

• Sub-steps:
  1. Remove the transmission dipstick if equipped, or access the fill plug.
  2. Use a fluid extractor or pump to remove old transmission fluid.
  3. Inspect the old fluid for debris or discoloration.
  4. Refill with the recommended transmission fluid (check owner’s manual for specifications).
  5. Run the engine and shift through all gears to circulate the new fluid, then check the level again.

3. Inspect and Replace Transmission Filter

• Sub-steps:
  1. Remove the transmission pan using a socket set, ensuring to catch any fluid.
  2. Inspect the filter for debris or clogs; replace if necessary.
  3. Clean the pan and magnet inside for any metal shavings.
  4. Install a new filter and replace the pan with a new gasket, tightening bolts to specified torque.

4. Check Electrical Connections

• Sub-steps:
  1. Inspect the wiring harness connected to the TCM for corrosion or damage.
  2. Clean any corroded connectors with electrical contact cleaner.
  3. Reconnect and ensure all connections are tight.

5. Test Drive and Monitor

• Sub-steps:
  1. Reconnect the battery.
  2. Start the engine and allow it to reach operating temperature.
  3. Perform a test drive to evaluate transmission performance and monitor for any issues.