how to fix P0700 code in Honda Civic 9th Generation (2012-2015)

Solution

1. Preparation

• Gather necessary tools and parts.
• Disconnect the vehicle's battery to avoid electrical shorts.
• Ensure the vehicle is on a level surface and safely supported with jack stands.

2. Inspect and Replace Transmission Fluid

• Tools Required: Fluid pump, drain pan, funnel
• Remove the drain plug from the transmission pan to drain old fluid.
• Inspect the fluid; if contaminated, replace it.
• Reinstall the drain plug and refill with the correct type of Honda ATF (typically Honda DW-1).
• Check fluid level using the dipstick after running the engine briefly.

3. Repair or Replace TCM

• Tools Required: Socket set, screwdriver set
• Locate the TCM, usually found near the transmission.
• Disconnect electrical connectors from the TCM.
• Unbolt the TCM from its mounting location and remove it.
• If the TCM is faulty, replace it with a new or refurbished unit.
• Reinstall the TCM, reconnect the electrical connectors, and secure it in place.

4. Test and Replace Transmission Solenoids (if needed)

• Tools Required: Multimeter, socket set
• Access the transmission valve body by removing the transmission pan.
• Inspect the solenoids for signs of wear or damage.
• Use a multimeter to test solenoid resistance. Replace any solenoids that are out of specification.
• Reinstall the valve body and transmission pan with new gaskets, torquing bolts to the manufacturer’s specifications.