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

Solution

1. Preparation

• Gather tools and parts needed for the repair.
• Ensure the vehicle is on a level surface and secure it with wheel chocks.
• Disconnect the battery to prevent electrical shorts.

2. Inspect and Replace Transmission Fluid

• Sub-steps:
  1. Remove the transmission fluid dipstick and check the fluid level.
  2. If fluid is low, add the correct type of fluid (refer to owner's manual).
  3. If fluid is dirty or smells burnt, drain the old fluid.
  4. Replace with new transmission fluid as per manufacturer specifications.
• Tools Required: Transmission fluid pump, wrench set, fluid catch basin.

3. Repair or Replace Wiring and Connectors

• Sub-steps:
  1. Visually inspect wiring harnesses for damage or corrosion.
  2. Repair any damaged wires with solder and heat-shrink tubing or replace the harness.
  3. Clean any corroded connectors with electrical contact cleaner.
• Tools Required: Wire strippers, soldering iron, electrical contact cleaner.

4. Replace Transmission Control Module (if necessary)

• Sub-steps:
  1. Locate the TCM (usually near the transmission).
  2. Disconnect the wiring harness from the module.
  3. Remove the mounting bolts and take out the old TCM.
  4. Install the new TCM, secure it with bolts, and reconnect the wiring harness.
• Tools Required: Socket set, torque wrench.
• Torque Values: Refer to the service manual for specific torque specifications.

5. Reconnect Battery and Clear Codes

• Reconnect the battery terminals.
• Use the OBD-II scanner to clear the P0700 code and any other stored codes.