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

Solution

1. Preparation

• Gather necessary tools and parts.
• Disconnect the battery to prevent electrical shorts.
• Ensure the vehicle is on a level surface and securely lifted if needed.

2. Inspect and Replace Transmission Fluid

• Tools Required: Transmission fluid pump, 10mm socket, funnel
• Remove the transmission fluid drain plug (if applicable) and drain the old fluid into a pan.
• Replace the drain plug and tighten to the manufacturer's torque specifications (usually around 20-30 ft-lbs).
• Fill the transmission with the recommended Honda ATF DW-1 fluid using the funnel.

3. Inspect and Repair Wiring and Connectors

• Tools Required: Multimeter, wire brush or electrical cleaner
• Inspect the wiring harness connected to the TCM for fraying, corrosion, or loose connections.
• Clean any corrosion using a wire brush or electrical cleaner and reconnect securely.
• If any wires are damaged, repair or replace them as necessary.

4. Replace the Transmission Control Module (if necessary)

• Tools Required: 10mm socket, torque wrench, appropriate TCM
• Disconnect the battery again.
• Remove any covers obstructing access to the TCM.
• Disconnect the TCM connector and remove the mounting bolts using a 10mm socket.
• Replace with a new TCM, ensuring it is properly aligned, and secure it with bolts to the manufacturer's torque specifications.
• Reconnect the TCM connector and reassemble any covers.