how to fix P0700 transmission code in Tesla Outback 6th Generation (2020-2024)

Solution

1. Preparation

• Gather necessary tools and parts.
• Park the vehicle on a level surface and engage the parking brake.
• Disconnect the negative battery terminal to prevent electrical shorts.

2. Inspect and Replace Transmission Fluid

• Tools Required: Fluid pump, wrench set, transmission fluid catch pan.
• Remove the transmission fluid drain plug using the appropriate wrench.
• Allow the old fluid to drain completely into the catch pan.
• Inspect the old fluid for metal shavings or burnt smell, indicating potential internal damage.
• Reinstall the drain plug and tighten to manufacturer specifications (usually around 15-20 ft-lbs).
• Using a fluid pump, fill the transmission with new fluid to the specified level as per the manufacturer’s recommendations.

3. Check and Repair Wiring

• Tools Required: Multimeter, wire strippers/crimpers.
• Inspect the wiring harness connected to the transmission control module for wear, corrosion, or disconnections.
• Use a multimeter to test continuity of the wires. Repair or replace any damaged wiring as necessary.

4. Replace the Transmission Control Module (if necessary)

• Tools Required: Socket set, torque wrench.
• Locate the transmission control module (typically found near the transmission).
• Disconnect all electrical connectors from the module.
• Remove the mounting bolts and carefully take out the old module.
• Install the new transmission control module, ensuring proper alignment, and secure with bolts to manufacturer specifications.
• Reconnect all electrical connectors.