how to fix P0700 transmission code in Tesla Outback 4th Generation (2010-2014)

Solution

1. Preparation

• Tools Required: OBD-II scanner, socket set, multimeter, fluid catch pan, funnel, and replacement transmission fluid.
• Safety Warnings: Disconnect the battery before working on electrical systems. Allow the vehicle to cool before checking the transmission fluid.

2. Address Fluid Issues

• Check Fluid Level:

  • Start the engine and let it idle until it reaches operating temperature.
  • With the vehicle on a level surface, remove the transmission dipstick and wipe it clean.
  • Reinsert the dipstick, remove it again, and check the fluid level. Add fluid if necessary, using the recommended type.

• Change Transmission Fluid (if needed):

  • Place a fluid catch pan under the transmission pan.
  • Remove the transmission pan bolts using the socket set.
  • Carefully lower the pan and drain fluid into the catch pan.
  • Replace the transmission filter if applicable, and clean the pan before reinstalling it.
  • Refill the transmission with the appropriate type of fluid.

3. Repair/Replace TCM or Wiring

• Inspect and Repair Wiring:

  • Visually inspect the wiring harness connected to the TCM and transmission for any signs of wear or damage.
  • If damaged, repair or replace the wiring as necessary.

• Replace TCM (if necessary):

  • Disconnect the battery.
  • Remove any necessary panels to access the TCM.
  • Disconnect the electrical connectors from the TCM.
  • Unscrew and remove the TCM from its mounting location.
  • Install the new TCM by reversing the removal steps and ensure connectors are secure.

4. Clear Codes and Reset System

• Use the OBD-II scanner to clear the P0700 code and any other related codes.
• Perform a test drive to ensure the transmission functions correctly and the check engine light does not reappear.