how to fix P0700 code on Ford F-150 Fourteenth Generation (2021-present)

Solution

1. Preparation

• Tools Required: OBD-II scanner, socket set, multimeter, torque wrench, transmission fluid.
• Allow the engine to cool before starting any work.

2. Check and Replace Transmission Fluid

• Sub-steps:
  1. Locate the transmission dipstick and remove it to check fluid level.
  2. If fluid is low, add the recommended transmission fluid type (consult owner’s manual).
  3. If fluid is dirty or burnt, drain the transmission fluid using a socket set to remove the drain plug.
  4. Replace the fluid with new transmission fluid, ensuring to follow the correct fill procedure and level.

3. Inspect and Repair Wiring

• Sub-steps:
  1. Locate the wiring harness connected to the transmission control module.
  2. Visually inspect for any frayed wires, loose connections, or corrosion.
  3. Repair or replace any damaged wiring or connectors using proper automotive connectors and heat shrink tubing.

4. Test and Replace Transmission Solenoids

• Sub-steps:
  1. Disconnect the electrical connector from the transmission solenoid.
  2. Use a multimeter to check the resistance of the solenoid according to the specifications (refer to the service manual).
  3. If the solenoid is faulty, remove it by unscrewing the retaining bolts and replacing it with a new solenoid.
  4. Reconnect the electrical connector once the solenoid is replaced.

5. Reassemble and Clear Codes

• Sub-steps:
  1. Ensure all connections are secure and components are reinstalled properly.
  2. Use the OBD-II scanner to clear the P0700 code from the system.
  3. Start the engine and allow it to reach normal operating temperature.