how to fix transmission slipping issue on Ford Explorer Fifth Generation (2011-2019)

Ford Explorer Fifth Generation (2011-2019)

Error Codes

3-5 hours

Time

medium

Difficulty

high

Severity

3 min read

536 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 (2011-2019). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Transmission

Estimated Time

3-5 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

•Engine RPM increases without vehicle speed increase
•Harsh or delayed shifting between gears
•Warning light illuminated on the dashboard
•Fluid leaks under the vehicle
•Unusual noises during shifting (e.g., grinding or whining)
•Burning smell from the transmission area

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify transmission-related trouble codes.
2
Check the transmission fluid level and condition (color and smell).
3
Inspect the transmission fluid for metal shavings or debris.
4
Examine the transmission filter for clogs or restrictions.
5
Test the transmission solenoids for proper operation using a multimeter.
6
Inspect wiring and connectors for 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

•OBD-II scanner
•Socket set
•Torque wrench
•Multimeter
•Transmission funnel
•Fluid pump

Parts Required

•Transmission fluid (as specified in the owner's manual)
•Transmission filter and gasket
•Transmission solenoids (if faulty)

Related Faults

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify transmission-related trouble codes.
2
Check the transmission fluid level and condition (color and smell).
3
Inspect the transmission fluid for metal shavings or debris.
4
Examine the transmission filter for clogs or restrictions.
5
Test the transmission solenoids for proper operation using a multimeter.
6
Inspect wiring and connectors for damage or corrosion.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is on a flat surface and the engine is cool.
Disconnect the battery to prevent any electrical shorts.

2. Check and Replace Transmission Fluid

Tools Needed: Transmission funnel, fluid pump.
Sub-steps:
1. Remove the transmission dipstick and check fluid level.
2. If fluid is low, add the correct type of transmission fluid (check owner's manual for specifications).
3. If fluid is dirty or has a burnt smell, proceed to flush the system.
4. Drain the old transmission fluid by removing the drain plug (if equipped) or the pan.
5. Replace the transmission filter and gasket.
6. Reinstall the transmission pan and torque bolts to manufacturer specifications.

3. Inspect and Replace Transmission Solenoids

Tools Needed: Socket set, torque wrench.
Sub-steps:
1. Remove the transmission pan again if it was not previously accessed.
2. Disconnect the wiring harness from the solenoids.
3. Remove the faulty solenoids using a socket set.
4. Install new solenoids, ensuring they are seated correctly.
5. Reconnect the wiring harness and reassemble the transmission pan.

4. Conduct a Test Drive

Sub-steps:
1. Reconnect the battery.
2. Start the engine and check for leaks.
3. Conduct a test drive to assess shifting performance and ensure no slipping occurs.