how to fix P0700 code in Ford Explorer Sixth Generation (2020-present)

Solution

1. Preparation

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

2. Check and Replace Transmission Fluid

• Tools required: Socket set, transmission fluid pump, fluid catch pan.
• Remove the transmission pan (if applicable) using a socket wrench.
• Drain old transmission fluid into a catch pan.
• Replace the transmission filter; ensure the old gasket is removed from the pan and transmission.
• Reinstall the pan with a new gasket and torque bolts to manufacturer specifications (usually around 8-10 ft-lbs).
• Fill the transmission with the appropriate fluid (check the owner’s manual for type and volume).

3. Inspect and Repair Wiring/Connectors

• Tools required: Multimeter, wire brush, electrical contact cleaner.
• Visually inspect the wiring harness connected to the TCM for frays, corrosion, or loose connections.
• Use a multimeter to check for proper voltage and ground at the TCM connector.
• Clean any corroded connectors with electrical contact cleaner and a wire brush, then reassemble.

4. TCM Testing and Replacement

• If the TCM is determined to be faulty, replace it.
• Tools required: Socket set, torque wrench.
• Disconnect the battery again for safety.
• Remove the TCM following manufacturer guidelines, noting any connectors and screws.
• Install the new TCM and reconnect all connectors.
• Torque to manufacturer specifications.

5. Clear Codes and Test Drive

• Tools required: OBD-II scanner.
• Reconnect the battery and use the OBD-II scanner to clear any trouble codes.
• Test drive the vehicle to ensure proper shifting and operation.