how to fix P0700 code in Ford F-150 12th Generation (2009-2014)?

Solution

1. Preparation

• Gather tools and parts required for the repair.
• Ensure the vehicle is on a stable surface and engage the parking brake.

2. Transmission Fluid Check

• Tools Required: Transmission fluid dipstick, funnel, new transmission fluid (if needed)
• Instructions:
  1. Start the engine and let it idle until warm.
  2. With the engine running, pull the transmission dipstick and wipe it clean.
  3. Reinsert the dipstick and remove it again to check fluid level.
  4. If low, add the appropriate type of transmission fluid as specified in the owner's manual.

3. Inspect and Repair Wiring/Connectors

• Tools Required: Electrical connector cleaner, multimeter
• Instructions:
  1. Disconnect the battery to prevent electrical shorts.
  2. Inspect the wiring harness and connectors leading to the TCM for any signs of wear or damage.
  3. Clean any corroded connectors with electrical cleaner and ensure tight connections.
  4. Use a multimeter to test for continuity in the wires.

4. Replace or Reprogram TCM

• Tools Required: OBD-II scanner, TCM replacement (if needed)
• Instructions:
  1. If the TCM is determined to be faulty, remove the old TCM by disconnecting the electrical connectors and unbolting it from its mounting location.
  2. Install the new TCM by reversing the removal process.
  3. Reconnect the battery and use an OBD-II scanner to reprogram the new TCM if required.

5. Clear Codes and Test Drive

• Tools Required: OBD-II scanner
• Instructions:
  1. Use the OBD-II scanner to clear all codes.
  2. Perform a test drive to ensure that the P0700 code does not reappear and that the transmission operates smoothly.