why does my Honda Pilot Third Generation (2016-present) transmission slip when I accelerate

Honda Pilot Third Generation (2016-present)

Error Codes

4-8 hours

Time

hard

Difficulty

high

Severity

3 min read

526 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 slippage in Honda Pilot Third Generation (2016-present). Step-by-step guide with symptoms and repair instructions.

Affected Component

Transmission

Estimated Time

4-8 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Allow the engine to cool before opening the transmission.

Symptoms

•Transmission slipping during acceleration
•Unusual engine revving without corresponding vehicle speed increase
•Delayed or harsh shifting between gears
•Check engine light illuminated
•Fluid leaks under the vehicle
•Burning smell from the transmission area

Diagnostic Steps

1
Scan the vehicle’s onboard diagnostics (OBD-II) for any error codes related to the transmission.
2
Inspect the transmission fluid level and condition, checking for discoloration or burning smell.
3
Check for any visible leaks around the transmission pan or cooler lines.
4
Verify the operation of the transmission control module (TCM) and related sensors.
5
Test the transmission fluid pressure using a pressure gauge.
6
Inspect the transmission filter for clogs 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
•Socket set
•Transmission fluid pressure gauge
•Torque wrench
•Fluid catch pan

Parts Required

•Transmission fluid (Honda ATF DW-1)
•Transmission filter
•Gasket for transmission pan

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Scan the vehicle’s onboard diagnostics (OBD-II) for any error codes related to the transmission.
2
Inspect the transmission fluid level and condition, checking for discoloration or burning smell.
3
Check for any visible leaks around the transmission pan or cooler lines.
4
Verify the operation of the transmission control module (TCM) and related sensors.
5
Test the transmission fluid pressure using a pressure gauge.
6
Inspect the transmission filter for clogs or damage.

Solution

1. Preparation

Tools Required: OBD-II scanner, socket set, transmission fluid pressure gauge, torque wrench, fluid catch pan.
Safety Warnings: Disconnect the battery before working on electrical systems. Allow the engine to cool before opening the transmission.

2. Transmission Fluid Replacement

Sub-steps:
1. Lift the vehicle securely using jack stands.
2. Place a fluid catch pan under the transmission pan.
3. Remove the transmission pan bolts using a socket wrench and carefully lower the pan to drain the fluid.
4. Inspect the pan for metal shavings or debris; clean the pan thoroughly.
5. Replace the transmission filter if clogged or damaged.
6. Reinstall the pan with a new gasket and torque bolts to manufacturer specifications (usually around 10-15 ft-lbs).
7. Refill the transmission with the recommended fluid type (typically Honda ATF DW-1) through the dipstick tube.

3. Inspect and Repair Transmission Components

Sub-steps:
1. If fluid replacement does not resolve slippage, remove the transmission from the vehicle.
2. Inspect the torque converter for signs of wear or failure.
3. Check solenoids for proper operation and replace if necessary.
4. Inspect clutches and bands for wear; replace if they are worn out.
5. Reassemble the transmission with any new parts, ensuring all components are correctly aligned and torqued.