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

Solution

1. Preparation

• Gather all necessary tools and parts.
• Disconnect the vehicle battery to ensure safety while working on electrical components.

2. Check and Replace Transmission Fluid

• Sub-steps:
  1. Locate the transmission fluid dipstick and check the fluid level.
  2. If fluid is low, add the manufacturer-recommended transmission fluid.
  3. If fluid is discolored or burnt, drain and replace the fluid.
• Tools Required: Transmission fluid, funnel, drain pan.

3. Inspect and Repair Wiring

• Sub-steps:
  1. Visually inspect wiring harnesses and connectors to the TCM and transmission range sensor.
  2. Repair or replace any damaged wires or corroded connectors.
• Tools Required: Wire strippers, electrical tape, soldering iron (if needed).

4. Replace Transmission Control Module (if necessary)

• Sub-steps:
  1. Locate the TCM, typically found near the transmission or under the dashboard.
  2. Disconnect the wiring harness from the TCM.
  3. Remove the TCM mounting bolts and take out the module.
  4. Install the new TCM and secure it with bolts.
  5. Reconnect the wiring harness.
• Tools Required: Socket set, ratchet.

5. Check Transmission Range Sensor

• Sub-steps:
  1. Locate the transmission range sensor.
  2. Inspect its connector and wiring for damage.
  3. Test the sensor with a multimeter to ensure proper operation; replace if faulty.
• Tools Required: Multimeter, socket set.