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

Solution

1. Preparation

• Gather necessary tools and parts.
• Ensure the vehicle is parked on a level surface and engage the parking brake.
• Disconnect the negative terminal of the battery to prevent electrical shorts.

2. Inspect Transmission Fluid

• Tools Required: Transmission dipstick, funnel, new transmission fluid (if needed).
• Check the transmission fluid level using the dipstick.
  • If low, add the appropriate Honda ATF-Z1 (or equivalent) fluid as per specifications.
  • If the fluid is dirty or burnt, proceed to change the fluid and filter.

3. Check Wiring and Connectors

• Tools Required: Multimeter, screwdriver.
• Inspect the wiring harness and connectors leading to the TCM.
  • Look for frayed wires, loose connections, or corrosion.
• Use a multimeter to check for continuity and proper voltage at the TCM connector.
  • Repair or replace any damaged wiring or connectors as necessary.

4. Inspect the Transmission Range Sensor

• Tools Required: Socket set, multimeter.
• Locate the transmission range sensor and disconnect the electrical connector.
• Test the sensor using a multimeter to ensure it operates within specifications.
  • If faulty, replace the transmission range sensor.

5. Reassemble Components

• Reconnect all electrical connectors and ensure they are secure.
• Refill the transmission fluid if it was changed.
• Reconnect the negative terminal of the battery.

6. Test Drive

• Start the vehicle and allow it to reach operating temperature.
• Conduct a test drive to ensure the transmission operates smoothly without any slipping or harsh shifts.
• Monitor for the return of the check engine light.