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

Honda Civic 10th Generation (2016-2021)

Error Codes

3-5 hours

Time

medium

Difficulty

high

Severity

Error Code: P0700

3 min read

527 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 malfunction in Honda Civic 2012-2015. Step-by-step guide with diagnostic procedures and repair instructions.

Error Code

P0700

Affected Component

Transmission

Estimated Time

3-5 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Allow the vehicle to cool down before working on the transmission to prevent burns.

Symptoms

•Check engine light illuminated
•Transmission slipping or erratic shifting
•Rough or harsh shifting between gears
•Delayed engagement when shifting into gear
•Decreased fuel efficiency
•Transmission overheating

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to confirm P0700 and any related transmission codes.
2
Inspect the transmission fluid level and condition; check for contamination or burnt smell.
3
Visually inspect the wiring and connections to the transmission control module for any corrosion or damage.
4
Check the TCM for fault codes using a specialized scanner.
5
Test the transmission range sensor (neutral safety switch) with a multimeter for proper operation.
6
Inspect the throttle position sensor (TPS) for proper voltage output and operation.

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

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
•Fluid pump
•10mm socket wrench
•Socket set
•Ratchet
•Torque wrench
•Multimeter
•Wire stripper/crimper

Parts Required

•Transmission fluid (Honda ATF-Z1 or DW-1)
•Transmission filter (if applicable)
•Transmission control module (if necessary)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to confirm P0700 and any related transmission codes.
2
Inspect the transmission fluid level and condition; check for contamination or burnt smell.
3
Visually inspect the wiring and connections to the transmission control module for any corrosion or damage.
4
Check the TCM for fault codes using a specialized scanner.
5
Test the transmission range sensor (neutral safety switch) with a multimeter for proper operation.
6
Inspect the throttle position sensor (TPS) for proper voltage output and operation.

Solution

1. Preparation

Gather tools and parts required for the repair.
Disconnect the negative battery terminal to prevent electrical shorts.

2. Inspect and Replace Transmission Fluid

Tools Required: Fluid pump, funnel, 10mm socket wrench.
Drain the old transmission fluid using a drain pan.
Replace the transmission filter if applicable.
Refill with the manufacturer-recommended transmission fluid (e.g., Honda ATF-Z1 or DW-1).
Check for leaks after refilling.

3. Repair Wiring and Connectors

Tools Required: Wire stripper/crimper, electrical tape, multimeter.
Repair any damaged or corroded wiring found in the previous diagnostic step.
Ensure all connectors are securely fastened and free of corrosion.

4. Replace Transmission Control Module (if necessary)

Tools Required: Socket set, ratchet, torque wrench.
Locate the TCM, typically found near the transmission or under the dashboard.
Disconnect the electrical connector and remove the mounting bolts.
Install the new TCM, ensuring it is properly seated and secured with bolts to the manufacturer’s torque specifications.
Reconnect the electrical connector.

5. Reconnect Battery and Clear Codes

Reconnect the negative battery terminal.
Use the OBD-II scanner to clear the P0700 code and any related codes.