how to fix transmission slipping in Honda Accord 9th Generation (2013-2017)

Honda Accord 10th Generation (2018-2022)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

513 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 transmission slipping in Honda Accord 2013-2017. Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Transmission

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Ensure the engine is cool before inspecting the transmission fluid.

Symptoms

•Transmission slips during acceleration
•Erratic or harsh shifting between gears
•Engine revs higher than normal without corresponding vehicle speed increase
•Check engine light illuminated
•Delayed engagement when shifting from park to drive or reverse

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related faults.
2
Check the transmission fluid level and condition; look for discoloration or burnt smell.
3
Inspect the transmission fluid for leaks around seals and gaskets.
4
Test the transmission control module (TCM) for proper function.
5
Examine the throttle position sensor (TPS) for proper operation.
6
Inspect all electrical connections to the transmission for corrosion or damage.

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
•Funnel
•Transmission fluid pump
•Multimeter
•Socket set
•Wrench set
•Adjustable wrench

Parts Required

•Honda ATF DW-1 transmission fluid
•Transmission filter (if applicable)
•Transmission control module (if replacement is necessary)

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related faults.
2
Check the transmission fluid level and condition; look for discoloration or burnt smell.
3
Inspect the transmission fluid for leaks around seals and gaskets.
4
Test the transmission control module (TCM) for proper function.
5
Examine the throttle position sensor (TPS) for proper operation.
6
Inspect all electrical connections to the transmission for corrosion or damage.

Solution

1. Preparation

Ensure the vehicle is on a level surface and engage the parking brake.
Gather necessary tools and parts.

2. Check and Replace Transmission Fluid

Tools Required: Funnel, transmission fluid (Honda ATF DW-1), fluid pump.
Sub-steps:
1. Remove the transmission dipstick and check fluid level; add fluid if low.
2. If fluid appears burnt or dirty, drain the transmission fluid using a drain pan.
3. Replace the transmission filter if equipped, following the specific instructions for your model.
4. Refill the transmission with new Honda ATF DW-1 fluid to the proper level.

3. Inspect and Repair Electrical Components

Tools Required: Multimeter, socket set.
Sub-steps:
1. Disconnect the battery to prevent electrical shorts.
2. Remove the connector from the TCM; inspect for damage or corrosion.
3. Use a multimeter to test the TCM for proper voltage and continuity.
4. Replace damaged connectors or the TCM if necessary.
5. Reconnect the battery.

4. Adjust Transmission Linkage

Tools Required: Wrench set, adjustable wrench.
Sub-steps:
1. Inspect the transmission linkage for any misalignment.
2. If necessary, adjust the linkage according to manufacturer specifications.
3. Test shifting operation to ensure smooth engagement.