Skoda Octavia NFL (2020-Present) transmission slipping when accelerating what's wrong

Solution

1. Preparation

• Gather necessary tools and parts.
• Ensure the vehicle is parked on a level surface and the engine is off.
• Disconnect the battery before starting repairs.

2. Check and Replace Transmission Fluid

• Sub-steps:
  1. Locate the transmission dipstick or fill plug.
  2. Remove the dipstick/fill plug and check the fluid level.
  3. If low or contaminated, drain the old transmission fluid using a drain pan.
  4. Replace with manufacturer-recommended transmission fluid (consult owner’s manual for specifications).
  5. Reinstall the dipstick/fill plug securely.

3. Inspect and Replace Transmission Filter (if applicable)

• Sub-steps:
  1. Remove the transmission pan (if necessary) to access the filter.
  2. Clean the pan and replace the gasket.
  3. Remove the old filter and install the new filter.
  4. Reinstall the transmission pan with the new gasket, tightening bolts to the specified torque.

4. Inspect and Test Transmission Solenoids

• Sub-steps:
  1. Locate the transmission solenoids (refer to the service manual for location).
  2. Disconnect the electrical connectors from the solenoids.
  3. Use a multimeter to test solenoid resistance; compare readings to specifications.
  4. Replace any faulty solenoids with new ones.

5. Reassemble and Refill Transmission

• Sub-steps:
  1. Ensure all components are reassembled correctly.
  2. Refill the transmission fluid through the dipstick/fill hole to the proper level.
  3. Start the engine and allow it to reach operating temperature.
  4. Cycle through all gears with the foot on the brake to circulate fluid.