how to fix Honda CR-V Fifth Generation (2017-2022) P0700 transmission code

Solution

1. Preparation

• Tools Required: OBD-II scanner, multimeter, socket set, torque wrench, transmission fluid.
• Park the vehicle on a level surface and engage the parking brake.
• Disconnect the battery to ensure safety while working on the electrical system.

2. Inspect and Replace Faulty Components

• Transmission Fluid Check:

  • Remove the transmission dipstick and check fluid level.
  • If low, add the recommended Honda ATF fluid until it reaches the proper level.
  • If the fluid is burnt or contaminated, proceed to drain and replace it.

• Replace TCM:

  • Locate the TCM, typically found in the engine bay or under the dash.
  • Disconnect the wiring harness and remove the mounting bolts.
  • Install the new TCM, ensuring it is securely fastened and reconnect the wiring harness.

3. Reset Transmission Control Module

• Reconnect the battery.
• Use an OBD-II scanner to clear the P0700 code and any other related codes.
• Start the engine and allow it to reach operating temperature.

4. Test Drive

• Test drive the vehicle to ensure normal operation of the transmission.
• Monitor for any reoccurrence of the check engine light or any symptoms.