Honda Pilot Third Generation (2016-present) transmission slips when I shift gears what's wrong

Honda Pilot Third Generation (2016-present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

517 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 issues in Honda Pilot (2016-present). 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.
•Allow the engine to cool before draining transmission fluid to prevent burns.

Symptoms

•Transmission slips during gear shifts
•Delayed engagement when shifting from park to drive/reverse
•Unusual engine RPM fluctuations
•Warning light on the dashboard (e.g., transmission or check engine light)
•Fluid leaks under the vehicle
•Burnt smell from transmission fluid

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related trouble codes.
2
Check the transmission fluid level and condition; ensure it is at the proper level and free of contaminants.
3
Inspect the transmission fluid for burning smell or dark color, indicating degradation.
4
Visually inspect the transmission for any signs of leaks or damage to seals and gaskets.
5
Test the transmission control module (TCM) for proper function using a multimeter.
6
Check the condition of the transmission filter; a clogged filter can restrict fluid flow.

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
•Socket set
•Transmission fluid pump
•Fluid catch pan
•Multimeter

Parts Required

•Transmission fluid (Honda ATF DW-1)
•Transmission filter (if applicable)
•Drain plug gasket (if needed)

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related trouble codes.
2
Check the transmission fluid level and condition; ensure it is at the proper level and free of contaminants.
3
Inspect the transmission fluid for burning smell or dark color, indicating degradation.
4
Visually inspect the transmission for any signs of leaks or damage to seals and gaskets.
5
Test the transmission control module (TCM) for proper function using a multimeter.
6
Check the condition of the transmission filter; a clogged filter can restrict fluid flow.

Solution

1. Preparation

Gather necessary tools: OBD-II scanner, socket set, transmission fluid pump, fluid catch pan, and multimeter.
Ensure the vehicle is on a level surface and secure it with wheel chocks.
Disconnect the battery to prevent electrical issues.

2. Fluid Change

Step 1: Remove the transmission drain plug and drain the old transmission fluid into a catch pan.
Step 2: Replace the drain plug and torque it to the manufacturer’s specifications (typically around 30-40 ft-lbs).
Step 3: Remove the transmission filter (if applicable) and replace it with a new one, ensuring proper alignment and sealing.
Step 4: Fill the transmission with new fluid (consult owner's manual for the correct type, usually Honda ATF DW-1) using a fluid pump until the proper level is reached.

3. Reset Transmission Control Module

Step 1: Reconnect the battery.
Step 2: Use the OBD-II scanner to clear any stored error codes related to the transmission.
Step 3: Drive the vehicle for a short distance to allow the TCM to recalibrate.

4. Road Test

Step 1: Conduct a road test to ensure that the transmission shifts smoothly without slipping.
Step 2: Monitor the vehicle for any new issues or warning lights.