how to fix P0700 code on Honda CR-V Sixth Generation (2023-present)

Solution

1. Preparation

• Gather tools and parts needed for the repair.
• Ensure the vehicle is parked on a level surface and the engine is cool.
• Disconnect the battery to prevent any electrical issues.

2. Check and Replace Transmission Fluid

1. Locate the transmission dipstick (if applicable) and remove it to check fluid level.
2. If the fluid is low, add the recommended transmission fluid type as specified in the owner’s manual.
3. If the fluid is burnt or contaminated, drain the transmission fluid using a fluid pump or a drain pan.
4. Replace with new transmission fluid, ensuring to fill to the correct level.

3. Inspect and Repair Wiring

1. Visually inspect the wiring harness connected to the TCM for any signs of damage or wear.
2. Use a multimeter to check continuity in the wiring and ensure proper grounding.
3. Repair or replace faulty wires as necessary.

4. Test and Replace TCM (if necessary)

1. If the TCM is suspected to be faulty, remove it from its mounting location.
2. Disconnect the wiring harness and carefully replace the TCM with a new unit.
3. Reconnect all wiring and ensure secure mounting of the new TCM.

5. Reconnect Battery and Clear Codes

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