how to troubleshoot Honda Civic 10th Generation (2016-2021) transmission codes P0710 to P0799

Honda Civic 11th Generation (2022-Present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

Error Code: P0710-P0799

3 min read

538 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 troubleshoot and fix P0710-P0799 transmission codes in Honda Civic 10th Generation (2016-2021). Step-by-step guide with diagnostic and repair instructions.

Error Code

P0710-P0799

Affected Component

Transmission

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical components.
•Allow the engine and transmission to cool before servicing.

Symptoms

•Check engine light illuminated
•Harsh or erratic shifting
•Slipping transmission
•Delayed engagement into gear
•Transmission overheating warning
•Poor acceleration or performance

Diagnostic Steps

1
Scan the vehicle's computer using an OBD-II scanner to confirm the specific transmission codes present.
2
Inspect the transmission fluid level and condition; look for contamination or burning smells.
3
Check the wiring harness and connectors for the transmission range and temperature sensors for any visible damage or corrosion.
4
Test the transmission fluid temperature sensor using a multimeter to ensure it falls within the specified resistance range.
5
Inspect the transmission control module (TCM) for proper function and any software updates.
6
Perform a visual inspection of the transmission for any leaks or signs of mechanical failure.

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
•Multimeter
•Socket set
•Torque wrench
•Fluid pump
•Funnel

Parts Required

•Transmission fluid (Honda ATF DW-1)
•Transmission fluid temperature sensor

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Diagnostic Steps

1
Scan the vehicle's computer using an OBD-II scanner to confirm the specific transmission codes present.
2
Inspect the transmission fluid level and condition; look for contamination or burning smells.
3
Check the wiring harness and connectors for the transmission range and temperature sensors for any visible damage or corrosion.
4
Test the transmission fluid temperature sensor using a multimeter to ensure it falls within the specified resistance range.
5
Inspect the transmission control module (TCM) for proper function and any software updates.
6
Perform a visual inspection of the transmission for any leaks or signs of mechanical failure.

Solution

1. Preparation

Gather tools and parts.
Disconnect the negative battery terminal to prevent electrical shorts.
Ensure the vehicle is on a level surface and secure it with jack stands if necessary.

2. Check and Replace Transmission Fluid

Sub-steps:
1. Remove the transmission fluid dipstick and check the fluid level.
2. If the fluid is low or discolored, drain the old fluid using a fluid pump.
3. Replace the old fluid with the manufacturer-recommended fluid, typically Honda ATF DW-1.
Tools Required: Fluid pump, funnel, transmission fluid.

3. Inspect and Repair Wiring and Connectors

Sub-steps:
1. Inspect the wiring harness connected to the transmission.
2. Repair or replace any damaged wires or connectors.
3. Ensure all connections are secure.
Tools Required: Multimeter, wire crimpers, electrical tape.

4. Replace Transmission Fluid Temperature Sensor

Sub-steps:
1. Locate the transmission fluid temperature sensor on the transmission.
2. Disconnect the electrical connector.
3. Unscrew the old sensor using a socket wrench and install the new sensor.
4. Reconnect the electrical connector and ensure it is secure.
Tools Required: Socket set, torque wrench.
Safety Warning: Ensure that the transmission is cool before working on the sensor.

5. Reset Transmission Control Module (TCM)

Sub-steps:
1. Reconnect the negative battery terminal.
2. Use the OBD-II scanner to clear any stored transmission codes.
3. Start the engine and allow the vehicle to reach operating temperature.
Tools Required: OBD-II scanner.