how to diagnose Ford Explorer Sixth Generation (2020-present) transmission slipping

Ford Explorer Sixth Generation (2020-present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

577 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 Ford Explorer (2020-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

•Ensure the vehicle is parked on a level surface
•Engage the parking brake
•Allow the engine to cool before starting work
•Disconnect the battery before working on electrical components

Symptoms

•Engine revs without a corresponding increase in vehicle speed
•Harsh or delayed shifts during acceleration
•Sudden loss of power when accelerating
•Warning lights illuminated on the dashboard (e.g., transmission warning light)
•Fluid leaks under the vehicle
•Overheating of the transmission

Diagnostic Steps

1
Scan for error codes using OBD-II scanner
2
Inspect transmission fluid level and condition
3
Visual inspection of the transmission for leaks or damage
4
Perform a test drive to replicate and observe symptoms
5
Check electrical connections related to the transmission control module
6
Monitor transmission temperature during operation

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
•Torque wrench
•Transmission fluid
•Funnel
•Rags
•Safety glasses

Parts Required

•Transmission fluid (specific to Ford specifications)
•Transmission filter (if applicable)
•Clutch packs (if worn)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Scan for error codes using OBD-II scanner
2
Inspect transmission fluid level and condition
3
Visual inspection of the transmission for leaks or damage
4
Perform a test drive to replicate and observe symptoms
5
Check electrical connections related to the transmission control module
6
Monitor transmission temperature during operation

Solution

1. Preparation

Gather Tools: OBD-II scanner, socket set, torque wrench, transmission fluid, funnel, rags, and safety glasses.
Safety Warning: Ensure the vehicle is parked on a level surface, engage the parking brake, and allow the engine to cool before starting work.

2. Change Transmission Fluid

Lift Vehicle: Use a jack to lift the vehicle and secure it with jack stands.
Remove Drain Plug: Place a drain pan under the transmission and remove the drain plug to drain the old fluid.
Replace Filter (if applicable): If the vehicle is equipped with a transmission filter, remove the filter and replace it with a new one.
Install Drain Plug: Reinstall and torque the drain plug to the manufacturer's specifications.
Add New Fluid: Using a funnel, refill the transmission with the appropriate type and amount of new transmission fluid as specified in the owner’s manual.

3. Inspect and Replace Components

Inspect Clutch Packs: If slipping persists, check the clutch packs for wear. Remove the transmission pan to access and inspect them.
Replace Worn Clutch Packs: If damaged, replace the worn clutch packs according to service manual specifications.
Check Solenoids: Test the transmission solenoids for functionality. Replace any that do not operate correctly.