how to fix P0700 transmission issue in Tesla Outback 5th Generation (2015-2019)

Solution

1. Preparation

• Gather necessary tools and parts.
• Ensure the vehicle is on a level surface and safely secured with jack stands.
• Disconnect the negative battery terminal to prevent electrical shorts.

2. Check Transmission Fluid

• Tools Required: Transmission fluid dipstick or funnel, clean container.
• Remove the transmission dipstick (if equipped) and check fluid level; add the correct type of transmission fluid if low.
• Inspect fluid for debris or burnt odor; if contaminated, a fluid change may be necessary.

3. Inspect Wiring and Connectors

• Tools Required: Multimeter, inspection light.
• Visually inspect the wiring harness connected to the TCM for fraying or damage.
• Use a multimeter to check for continuity in the wires and proper voltage at the TCM connectors.
• Repair or replace any damaged wiring or connectors.

4. Replace Transmission Control Module (if necessary)

• Tools Required: Socket set, torque wrench.
• Remove any components obstructing access to the TCM.
• Disconnect the electrical connectors from the TCM and remove mounting bolts.
• Install the new TCM, securing it with bolts to the specified torque.
• Reconnect all electrical connectors.

5. Clear Codes and Test Drive

• Tools Required: OBD-II scanner.
• Reconnect the negative battery terminal.
• Use the OBD-II scanner to clear the fault codes.
• Start the engine and conduct a test drive to verify normal transmission operation.