how to fix P0700 transmission code in Ford F-150 13th Generation (2015-2020)

Solution

1. Preparation

• Gather necessary tools and parts.
• Disconnect the battery to avoid electrical shorts.
• Ensure the vehicle is on a flat surface and securely elevated if needed.

2. Check Transmission Fluid

• Remove the transmission dipstick (if applicable).
• Check fluid level; add the appropriate type of transmission fluid if low.
• If fluid is dirty or burnt, proceed to fluid change.

3. Replace Transmission Fluid and Filter

• Tools Required: Socket set, fluid pump, drain pan, funnel.
• Instructions:
  1. Drain the old transmission fluid into a drain pan.
  2. Remove the transmission oil pan bolts and carefully take off the oil pan.
  3. Remove the old filter; install the new filter ensuring it is seated properly.
  4. Clean the mating surface of the oil pan and replace the gasket.
  5. Reinstall the oil pan and torque bolts to the manufacturer's specification.
  6. Fill the transmission with the new fluid using a fluid pump. Consult the owner’s manual for the correct fluid type and capacity.

4. Repair or Replace TCM

• If diagnosed as faulty, follow these steps:
  1. Disconnect the battery again.
  2. Remove the TCM from its mounting bracket, typically located near the transmission.
  3. Disconnect the electrical connectors.
  4. Install the new TCM and reconnect the electrical connectors.
  5. Reinstall the TCM in its mounting bracket securely.

5. Reconnect Battery and Reset Codes

• Reconnect the battery.
• Use the OBD-II scanner to clear the P0700 code and any other related codes.
• Start the vehicle and let it idle, checking for any warning lights.