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Home/Cars/Honda/Civic/10th Generation (2016-2021)/how to fix P0700 code in Honda Civic 9th Generation (2012-2015)

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

Honda Civic 10th Generation (2016-2021)

Severity: highDifficulty: mediumError Code: P07002-4 hours
3 min read
535 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and fix P0700 transmission control system malfunction in Honda Civic 2012-2015. Step-by-step guide with diagnostic procedures and repair instructions.

Error Code
P0700
Component
Transmission
Repair Time
2-4 hours

Safety Warnings

  • ⚠Disconnect the battery before working on electrical systems.
  • ⚠Ensure the vehicle is on a level surface.

Symptoms

  • •Check engine light illuminated
  • •Harsh or erratic shifting
  • •Transmission slipping or delay in engagement
  • •Unusual noises from the transmission
  • •Decrease in fuel efficiency
  • •Transmission fails to shift into higher gears

Diagnostic Steps

  1. 1Scan for error codes using an OBD-II scanner to confirm P0700 and any additional codes.
  2. 2Inspect the transmission fluid level and condition (check for burning smell or discoloration).
  3. 3Check for loose or damaged wiring and connectors associated with the TCM.
  4. 4Test the TCM for proper function using a multimeter.
  5. 5Inspect the vehicle for any signs of previous transmission repairs or modifications.
  6. 6Review the vehicle's maintenance history for transmission fluid changes.

Solution

Solution

1. Preparation

  • Tools Required: OBD-II scanner, socket set, multimeter, transmission fluid, funnel, torque wrench.
  • Safety Warnings: Disconnect the battery before working on electrical systems, and ensure the vehicle is on a level surface.

2. Address Fluid Condition

  • Check the transmission fluid level with the dipstick.
    • If low, top up with the recommended transmission fluid (Honda ATF-Z1).
  • If the fluid is dark or smells burnt, proceed to drain and replace the fluid.
    • Sub-steps:
      1. Raise the vehicle on jack stands for access to the transmission pan.
      2. Remove the transmission drain plug or pan bolts.
      3. Allow fluid to completely drain into a pan.
      4. Replace the drain plug and torque to manufacturer specifications.

3. Inspect and Repair Wiring

  • Visually inspect the wiring and connectors related to the TCM.
    • Sub-steps:
      1. Look for frayed wires or corrosion on connectors.
      2. Repair any damaged wiring with appropriate connectors or electrical tape.
      3. Ensure all connections are secure.

4. Replace TCM if Necessary

  • If the TCM is faulty based on testing, replace it.
    • Sub-steps:
      1. Disconnect the battery.
      2. Remove the TCM from its mounting location.
      3. Disconnect the wiring harness from the TCM.
      4. Install the new TCM and reconnect the wiring harness.
      5. Secure the TCM in place.

5. Reset the Codes

  • Clear the error codes from the system.
    • Sub-steps:
      1. Use the OBD-II scanner to erase the P0700 code.
      2. Reconnect the battery.

Verification

After completing the repair, verify that the issue has been resolved:

  • Test the affected component to ensure it functions correctly
  • Check for any error codes or warning lights
  • Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

  • •Follow the manufacturer's recommended maintenance schedule
  • •Address warning signs early before they develop into major issues
  • •Use quality parts and fluids recommended for your vehicle
  • •Keep detailed records of all repairs and maintenance

Tools & Equipment Required

  • OBD-II scanner
  • Socket set
  • Multimeter
  • Transmission fluid
  • Funnel
  • Torque wrench

Parts Required

  • Transmission fluid (Honda ATF-Z1)
  • Transmission Control Module (if replacement is necessary)

Additional Information

Error CodeP0700
Component

Transmission

Repair Time

2-4 hours

Difficulty

medium

Severity

high

Tools

6 items

Parts

2 items

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