how to fix P0700 code in Honda Pilot Third Generation (2016-present)

Solution

1. Preparation

• Gather necessary tools and parts.
• Ensure the vehicle is on a flat surface and securely elevated if necessary.
• Disconnect the negative battery terminal to prevent electrical shorts.

2. Check and Replace Transmission Fluid

• Sub-steps:
  • Locate the transmission dipstick or fill plug.
  • Remove the dipstick and wipe it clean, then reinsert and check the fluid level.
  • If low, add the manufacturer-recommended transmission fluid.
  • If the fluid is dirty, drain the transmission fluid by removing the drain plug, and replace with fresh fluid.

3. Inspect and Replace TCM Wiring and Connectors

• Sub-steps:
  • Visually inspect the wiring harness leading to the TCM for frays or corrosion.
  • Disconnect the TCM connector and inspect for bent pins or corrosion.
  • If damaged, repair or replace the wiring harness or connectors as necessary.

4. Replace the Transmission Range Sensor

• Sub-steps:
  • Locate the transmission range sensor on the transmission.
  • Disconnect the electrical connector from the sensor.
  • Remove the mounting bolts and take out the faulty sensor.
  • Install the new sensor, ensuring it is correctly aligned.
  • Reconnect the electrical connector.

5. Reconnect Battery and Reset Codes

• Sub-steps:
  • Reconnect the negative battery terminal.
  • Use the OBD-II scanner to clear the P0700 code and any other related codes.
  • Start the vehicle and allow it to reach operating temperature.