how to fix transmission jerking in my Volkswagen Golf MK7 (2015-2019)?

Solution

1. Preparation

• Gather tools and parts.
• Ensure the vehicle is parked on a level surface and the engine is off.
• Safety: Disconnect the battery to prevent electrical shorts.

2. Transmission Fluid Change

• Tools Required:
  • Socket set
  • Torque wrench
  • Fluid pump (for filling)
  • Drain pan
• Sub-steps:
  1. Locate the transmission drain plug and place a drain pan underneath.
  2. Remove the drain plug and allow the old fluid to completely drain.
  3. Replace the drain plug and tighten it to manufacturer specifications.
  4. Remove the transmission fill plug.
  5. Use a fluid pump to refill the transmission with the appropriate fluid (consult owner’s manual for type and amount).
  6. Reinstall the fill plug.

3. Inspect and Replace Transmission Mounts (if needed)

• Tools Required:
  • Socket set
  • Jack and jack stands
• Sub-steps:
  1. Safely lift the vehicle using a jack and secure it with jack stands.
  2. Locate the transmission mounts and inspect for cracks or excessive wear.
  3. If mounts are damaged, remove the bolts securing them to the transmission and the chassis.
  4. Install new mounts, tightening bolts to specified torque values.

4. Update or Reprogram TCM (if applicable)

• Tools Required:
  • OBD-II scanner with programming capability
• Sub-steps:
  1. Connect the OBD-II scanner to the vehicle's diagnostic port.
  2. Access the TCM settings and check for available updates or reprogramming options.
  3. Follow the prompts to update or reprogram the TCM as necessary.