how to fix the transmission jerking in my Ford Explorer Fifth Generation (2011-2019)

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

542 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 jerking in Ford Explorer Fifth Generation (2011-2019). Step-by-step guide with symptoms, tools, 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 fluid fill plug.

Symptoms

•Jerking sensation during gear shifts
•Delayed engagement when shifting from park to drive or reverse
•Unusual noises during shifting (clunking or grinding)
•Check engine light illuminated
•Poor acceleration response

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related fault codes.
2
Check the transmission fluid level and condition; look for signs of contamination or burnt smell.
3
Inspect the transmission fluid cooler lines for leaks or blockages.
4
Examine the transmission mount for wear or damage that may cause misalignment.
5
Test the transmission control module (TCM) for proper operation and updates.
6
Road test the vehicle to replicate the jerking and identify specific conditions causing the issue.

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
•Transmission funnel
•Socket set
•Wrench set
•Torque wrench
•Jack
•Jack stands

Parts Required

•Transmission fluid (Mercon LV)
•Transmission mount (if necessary)
•Transmission control module (if necessary)

Related Faults

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related fault codes.
2
Check the transmission fluid level and condition; look for signs of contamination or burnt smell.
3
Inspect the transmission fluid cooler lines for leaks or blockages.
4
Examine the transmission mount for wear or damage that may cause misalignment.
5
Test the transmission control module (TCM) for proper operation and updates.
6
Road test the vehicle to replicate the jerking and identify specific conditions causing the issue.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is on a level surface and securely raised using jack stands.
Disconnect the battery to avoid electrical shorts.

2. Check and Replace Transmission Fluid

Tools Required: Transmission funnel, socket set, wrench set.
Remove the transmission fill plug and check fluid level using a dipstick.
If fluid is low or dirty, drain the old fluid by removing the drain plug.
Replace with manufacturer-recommended transmission fluid (e.g., Mercon LV).
Refill to the proper level using the funnel, and replace the fill plug.

3. Inspect and Replace Transmission Mount

Tools Required: Jack, socket set, torque wrench.
Support the transmission with a jack.
Remove the bolts securing the transmission mount to the chassis and transmission.
Replace with a new mount and torque bolts to manufacturer specifications.
Ensure alignment and proper seating of the mount.

4. Reprogram or Replace Transmission Control Module (if necessary)

Tools Required: OBD-II scanner.
If error codes indicate TCM issues, reprogram the module using the manufacturer's service tool.
If reprogramming fails, replace the TCM with a new unit.
Follow the installation instructions and ensure all connectors are secure.

5. Road Test

Reconnect the battery and take the vehicle for a test drive.
Monitor for any jerking issues during shifting to confirm repairs were successful.