how to solve the transmission jerking problem 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

574 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 issues in Ford Explorer (2011-2019). 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.
•Ensure the vehicle is securely lifted and supported when working underneath.

Symptoms

•Jerking or harsh shifting during acceleration
•Delayed engagement when shifting from park to drive/reverse
•Slipping gears or loss of power during acceleration
•Check engine light illuminated
•Unusual noises (grinding or clunking) during gear changes

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related faults.
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 damage.
4
Test the transmission range sensor to ensure it is functioning correctly.
5
Evaluate the condition of the transmission mounts for wear or damage.
6
Perform a test drive to replicate the jerking issue while monitoring transmission behavior.

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
•Clean rags
•Jack
•Jack stands
•Transmission funnel

Parts Required

•Transmission fluid (Mercon LV)
•Transmission range sensor
•Transmission mounts (if needed)

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 an OBD-II scanner to identify any transmission-related faults.
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 damage.
4
Test the transmission range sensor to ensure it is functioning correctly.
5
Evaluate the condition of the transmission mounts for wear or damage.
6
Perform a test drive to replicate the jerking issue while monitoring transmission behavior.

Solution

1. Preparation

Gather tools and parts required for the repair.
Ensure the vehicle is on a level surface and secure it with wheel chocks.

2. Check and Replace Transmission Fluid

Sub-steps:
1. Remove the transmission dipstick and wipe it clean.
2. Insert the dipstick back and remove it again to check the fluid level.
3. If low, add the appropriate type of transmission fluid (Mercon LV or as specified in the owner's manual).
4. If fluid is dirty or burnt, proceed to drain and replace.
Tools Required: Socket set, transmission funnel, clean rags.

3. Inspect and Replace Transmission Range Sensor

Sub-steps:
1. Disconnect the vehicle battery to prevent electrical shorts.
2. Locate the transmission range sensor on the transmission casing.
3. Disconnect the electrical connector from the sensor.
4. Remove the mounting bolts and take out the old sensor.
5. Install the new sensor and reconnect the electrical connector.
Tools Required: Socket set, torque wrench.

4. Check and Replace Transmission Mounts

Sub-steps:
1. Lift the vehicle and secure it on jack stands.
2. Inspect the transmission mounts for cracks or degradation.
3. If damaged, remove the bolts securing the mounts to the frame and transmission.
4. Install new mounts, tightening the bolts to the manufacturer’s specified torque values.
Tools Required: Jack, jack stands, socket set, torque wrench.

5. Reconnect Battery

Reconnect the vehicle battery once all repairs are complete and ensure all electrical connections are secure.