why is my Ford F-150 13th Generation (2015-2020) getting a P0700 transmission code

Solution

1. Preparation

• Tools Required: OBD-II scanner, socket set, torque wrench, transmission fluid pump, fluid catch pan.
• Ensure the vehicle is parked on a level surface and the engine is cool.
• Disconnect the battery to prevent electrical shorts.

2. Check and Replace Transmission Fluid

• Sub-steps:
  1. Locate the transmission dipstick or fill port and remove it.
  2. Use a transmission fluid pump to extract old fluid into a catch pan.
  3. Inspect fluid condition; if burnt or contaminated, proceed to replace it.
  4. Refill with the manufacturer-specified transmission fluid (consult the owner's manual for specifications).
  5. Run the engine for a few minutes and recheck fluid level, adding more if necessary.

3. Inspect and Replace Transmission Filter

• Sub-steps:
  1. Remove the transmission pan using a socket set, ensuring to catch any remaining fluid in the pan.
  2. Remove the old transmission filter and inspect for debris.
  3. Install a new transmission filter, ensuring it is seated properly.
  4. Clean the transmission pan and replace the gasket if necessary.
  5. Reattach the transmission pan and torque to manufacturer specifications.

4. Check Wiring and Connectors

• Sub-steps:
  1. Visually inspect the wiring harness connected to the TCM and transmission for wear or damage.
  2. Clean any corrosion from connectors using electrical contact cleaner.
  3. Repair or replace damaged wiring or connectors as needed.

5. Reconnect and Test

• Sub-steps:
  1. Reconnect the battery.
  2. Start the vehicle and allow it to reach operating temperature.
  3. Use an OBD-II scanner to clear the P0700 code and monitor for any reoccurrence.