Honda Pilot Third Generation (2016-present) transmission slipping when shifting gears, what to do?

Honda Pilot Third Generation (2016-present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

4 min read

605 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 Pilot (2016-2023). 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

•Allow the engine to cool before working on the transmission.
•Use gloves and safety glasses to protect against fluid spills.

Symptoms

•Check engine light illuminated
•Engine revs without corresponding vehicle acceleration
•Harsh or delayed shifting between gears
•Unusual noises during gear changes (such as grinding or whining)
•Fluid leaks beneath the vehicle
•Poor fuel economy

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related trouble codes.
2
Inspect the transmission fluid level and condition; check for discoloration or burnt smell.
3
Examine the transmission fluid filter for blockages or excessive dirt accumulation.
4
Check for loose or damaged transmission mounts.
5
Test the vehicle's throttle position sensor for proper operation using a multimeter.
6
Inspect the vehicle’s wiring harness and connectors for any signs of damage or corrosion.

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

•Socket set
•Transmission funnel
•Fluid catch pan
•Multimeter
•OBD-II scanner
•Gasket scraper

Parts Required

•Transmission fluid (Honda ATF DW-1)
•Transmission filter
•Gasket for transmission pan
•Throttle position sensor (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
Inspect the transmission fluid level and condition; check for discoloration or burnt smell.
3
Examine the transmission fluid filter for blockages or excessive dirt accumulation.
4
Check for loose or damaged transmission mounts.
5
Test the vehicle's throttle position sensor for proper operation using a multimeter.
6
Inspect the vehicle’s wiring harness and connectors for any signs of damage or corrosion.

Solution

1. Preparation

Gather all necessary tools and parts.
Ensure the vehicle is parked on a level surface and secure it with wheel chocks.
Disconnect the negative battery terminal to avoid electrical issues during repairs.

2. Check and Replace Transmission Fluid

Sub-steps:
1. Remove the transmission fill plug.
2. Check fluid level; add fluid if low using the recommended transmission fluid type (Honda ATF DW-1).
3. If the fluid is dirty or burnt, drain the old fluid from the transmission pan by removing the drain plug.
4. Replace the old transmission fluid with new fluid, ensuring the correct volume is added.

Tools Required:

Socket set
Transmission funnel
Fluid catch pan

3. Replace Transmission Filter

Sub-steps:
1. Drain the transmission fluid as previously described.
2. Remove the transmission pan by unscrewing the bolts.
3. Take out the old filter and replace it with a new one, ensuring it fits snugly.
4. Clean the transmission pan and replace the gasket before reattaching it.

Tools Required:

Socket set
Gasket scraper
New transmission filter and gasket

4. Inspect and Replace Throttle Position Sensor (if faulty)

Sub-steps:
1. Locate the throttle position sensor on the throttle body.
2. Disconnect the electrical connector from the sensor.
3. Remove the sensor using a socket set and install the new sensor.
4. Reconnect the electrical connector and verify the installation.

Tools Required:

Socket set
Multimeter (for testing the new sensor)

5. Reconnect Battery and Test Drive

Reconnect the negative battery terminal.
Take the vehicle for a test drive under various conditions to ensure the transmission operates smoothly.