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

Solution

1. Preparation

• Gather tools: OBD-II scanner, multimeter, socket set, torque wrench, transmission fluid, transmission filter.
• Ensure the vehicle is parked on a level surface and the engine is off.
• Disconnect the battery for safety.

2. Inspect and Replace Transmission Fluid

1. Remove the transmission dipstick and check fluid level; add fluid if low.
2. If the fluid is dirty or burnt, drain the old fluid by removing the transmission pan bolts.
3. Clean the transmission pan and magnet to remove metal shavings.
4. Replace the transmission filter according to manufacturer specifications.
5. Reinstall the transmission pan with a new gasket, torquing bolts to the specified torque value.

3. Check and Repair Wiring

1. Inspect the wiring harness connected to the TCM for any signs of wear or damage.
2. Use a multimeter to test the continuity of wires going to the TCM.
3. Repair or replace any damaged wiring or connectors as necessary.

4. TCM Inspection

1. Remove the TCM from its mounting location.
2. Inspect for any visible damage or corrosion on the unit.
3. If necessary, replace the TCM with a new or refurbished unit, ensuring proper alignment before securing it.

5. Reconnect Battery and Reset Codes

1. Reconnect the vehicle battery.
2. Use an OBD-II scanner to clear the P0700 code and any related transmission codes.
3. Perform a test drive to ensure the transmission operates smoothly.