how to fix my Ford Explorer's jerking transmission problem

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

504 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 jerking transmission issues in Ford Explorer. 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

•Allow the engine to cool before working on the transmission.
•Always disconnect the battery before starting any electrical work.

Symptoms

•Jerking or shuddering during acceleration
•Delayed or harsh shifting between gears
•Unusual noises (grinding or clunking) when changing gears
•Warning lights illuminated on the dashboard (such as check engine light)
•Poor fuel economy

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify transmission-related issues.
2
Check transmission fluid level and condition; look for signs of contamination or burnt smell.
3
Inspect the transmission filter for blockage or damage.
4
Examine the transmission mounts for wear or damage.
5
Test the transmission solenoids for proper operation with a multimeter.
6
Conduct a road test to replicate the jerking issue while monitoring RPM and shifting 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
•Transmission jack (optional)
•Multimeter

Parts Required

•Transmission fluid
•Transmission filter
•Gasket for transmission pan
•Transmission solenoids (if necessary)
•Transmission mounts (if necessary)

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify transmission-related issues.
2
Check transmission fluid level and condition; look for signs of contamination or burnt smell.
3
Inspect the transmission filter for blockage or damage.
4
Examine the transmission mounts for wear or damage.
5
Test the transmission solenoids for proper operation with a multimeter.
6
Conduct a road test to replicate the jerking issue while monitoring RPM and shifting behavior.

Solution

1. Preparation

Gather all necessary tools and parts.
Ensure the vehicle is on a level surface and securely raised with jack stands.
Disconnect the negative battery terminal to prevent electrical shorts.

2. Fluid Change

Sub-step 1: Drain the old transmission fluid by removing the drain plug (if equipped) or dropping the pan.
Sub-step 2: Replace the transmission filter; remove it and install a new one, ensuring it is seated properly.
Sub-step 3: Clean the pan thoroughly and replace the gasket.
Sub-step 4: Reinstall the pan and torque the bolts to the manufacturer's specifications (usually around 10-12 ft-lbs).
Sub-step 5: Refill the transmission with the correct type of fluid (check owner’s manual for specifications).

3. Inspect and Replace Solenoids (if necessary)

Sub-step 1: Remove the transmission cover to access the solenoids.
Sub-step 2: Disconnect the wiring harness from each solenoid.
Sub-step 3: Remove the solenoids using a socket set.
Sub-step 4: Install new solenoids and ensure they are properly connected.
Sub-step 5: Reassemble the transmission cover and torque to specifications.

4. Check Transmission Mounts

Sub-step 1: Inspect the transmission mounts for cracks or excessive wear.
Sub-step 2: If damaged, remove the old mounts and install new ones.
Sub-step 3: Torque the new mounts to the manufacturer's specifications.