how to fix Ford Explorer Fifth Generation (2011-2019) torque converter problems

Ford Explorer Fifth Generation (2011-2019)

Error Codes

3-6 hours

Time

hard

Difficulty

high

Severity

3 min read

512 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 torque converter problems in Ford Explorer Fifth Generation (2011-2019). Step-by-step guide with symptoms and solutions.

Affected Component

Transmission

Estimated Time

3-6 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

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

Symptoms

•Torque converter shudder during acceleration
•Unusual noises when the vehicle is in gear
•Delayed or harsh shifting between gears
•Engine RPM fluctuations without corresponding vehicle speed changes
•Check engine light illuminated with transmission-related error codes

Diagnostic Steps

1
Scan the vehicle's computer using an OBD-II scanner to check for any transmission-related trouble codes.
2
Inspect the transmission fluid level and condition; look for signs of contamination or overheating.
3
Test torque converter lock-up function using a scan tool or by monitoring RPM changes during highway driving.
4
Check for any external leaks in the transmission system.
5
Inspect the transmission control module (TCM) for proper operation and programming.

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
•Fluid catch pan

Parts Required

•New torque converter (if replacement is necessary)
•Transmission fluid (Mercon LV)

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Diagnostic Steps

1
Scan the vehicle's computer using an OBD-II scanner to check for any transmission-related trouble codes.
2
Inspect the transmission fluid level and condition; look for signs of contamination or overheating.
3
Test torque converter lock-up function using a scan tool or by monitoring RPM changes during highway driving.
4
Check for any external leaks in the transmission system.
5
Inspect the transmission control module (TCM) for proper operation and programming.

Solution

1. Preparation

Tools Required: OBD-II scanner, socket set, torque wrench, transmission fluid pump, fluid catch pan.
Ensure the vehicle is on a level surface and the engine is off. Raise the vehicle using jack stands for accessibility.

2. Check and Replace Transmission Fluid

Sub-steps:
1. Remove the transmission drain plug and allow the fluid to drain completely into the catch pan.
2. Inspect the fluid for contaminants; replace if it is dirty or burnt.
3. Reinstall the drain plug and tighten to manufacturer specifications (usually around 10-15 ft-lbs).
4. Use a fluid pump to refill the transmission with the recommended type of fluid (usually Mercon LV for Ford vehicles).

3. Replace Torque Converter (if necessary)

Sub-steps:
1. Disconnect the battery and remove the transmission pan to access the torque converter.
2. Remove the bolts securing the torque converter to the flex plate.
3. Carefully pull the torque converter from the transmission input shaft.
4. Install the new torque converter by aligning it correctly with the input shaft and securing it with the bolts.
5. Reinstall the transmission pan and refill with fluid.

4. Reprogram Transmission Control Module (if applicable)

Sub-steps:
1. Use the OBD-II scanner to check for any updates to the TCM software.
2. Follow the manufacturer's instructions for reprogramming if updates are available.