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

Ford Explorer Sixth Generation (2020-present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

533 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 Ford Explorer Sixth Generation (2020-present). Step-by-step guide with diagnostic procedures 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 opening the transmission system.

Symptoms

•Engine revs without corresponding vehicle acceleration
•Intermittent loss of power during acceleration
•Harsh or erratic shifting between gears
•Transmission warning light illuminated on the dashboard
•Fluid leaks observed under the vehicle
•Increased fuel consumption

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; look for signs of contamination or burning.
3
Inspect the transmission fluid lines and connections for leaks or damage.
4
Examine the transmission filter for clogs and ensure it is properly seated.
5
Test the transmission solenoids for proper operation using a multimeter.
6
Perform a road test to replicate the slipping issue while monitoring RPMs and gear changes.

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 pump
•Drain pan
•Multimeter

Parts Required

•Transmission fluid (Mercon LV)
•Transmission filter
•Transmission pan gasket
•Transmission solenoids (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 trouble codes.
2
Check the transmission fluid level and condition; look for signs of contamination or burning.
3
Inspect the transmission fluid lines and connections for leaks or damage.
4
Examine the transmission filter for clogs and ensure it is properly seated.
5
Test the transmission solenoids for proper operation using a multimeter.
6
Perform a road test to replicate the slipping issue while monitoring RPMs and gear changes.

Solution

1. Preparation

Gather tools and parts required for the repair.
Ensure the vehicle is on a level surface and securely supported with jack stands.
Disconnect the battery to prevent electrical shorts.

2. Fluid Change

Tools Required: Transmission fluid pump, socket set, torque wrench, drain pan.
Remove the transmission pan bolts using a socket set.
Carefully lower the pan and drain the old transmission fluid into a drain pan.
Replace the transmission filter: remove the old filter and install a new one, ensuring it is correctly seated.
Clean the transmission pan and replace the gasket with a new one.
Reinstall the transmission pan and torque the bolts to the manufacturer's specifications (typically 8-10 ft-lbs).

3. Fluid Flush (if necessary)

If the fluid is contaminated, perform a transmission flush using a fluid exchange machine or by following the manufacturer's recommended method.
Fill the transmission with new fluid as specified by Ford (typically Mercon LV).

4. Solenoid Inspection/Replacement

Locate the transmission solenoids (usually found in the valve body).
Remove the transmission pan and valve body if necessary to access the solenoids.
Disconnect the electrical connectors and remove the solenoids.
Replace any faulty solenoids with new units and reassemble components.