how to troubleshoot P0700 transmission code on Tesla Outback 5th Generation (2015-2019)

Solution

1. Preparation

• Gather tools and parts needed for the repair.
• Ensure the vehicle is parked on a level surface with the engine off.
• Disconnect the negative battery terminal to prevent electrical shorts.

2. Fluid Change

• Sub-steps:
  1. Raise the vehicle using a jack and secure it with jack stands.
  2. Remove the transmission pan (if applicable) using a socket set, ensuring to collect old fluid in a drain pan.
  3. Replace the transmission filter, if equipped.
  4. Install a new gasket on the transmission pan and reattach it, tightening bolts to the manufacturer’s specified torque.
  5. Refill the transmission with the correct type of fluid as specified in the owner's manual.

3. Repair Wiring/Connectors

• Sub-steps:
  1. Inspect wiring harnesses for fraying or broken wires, especially around the TCM.
  2. Clean and secure any corroded connectors with electrical contact cleaner.
  3. Replace any damaged wiring or connectors.

4. TCM Inspection

• Sub-steps:
  1. Locate the transmission control module (usually near the transmission).
  2. Check for any visible signs of damage or water intrusion.
  3. If necessary, replace the TCM following manufacturer instructions.

5. Reconnect Battery

• Reattach the negative battery terminal and ensure it is securely fastened.