why does my Ford Explorer Fifth Generation (2011-2019) have a rough shift when I change gears

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

598 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 to diagnose and fix rough shifting in Ford Explorer (2011-2019). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Transmission

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect battery before working on electrical components.
•Allow engine to cool before working on the transmission.

Symptoms

•Rough or harsh shifting between gears
•Delayed engagement when shifting
•Slipping sensation during acceleration
•Unusual noises during gear changes (e.g., clunking or grinding)
•Check engine light illuminated
•Transmission fluid leaks under the vehicle

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 burning.
3
Inspect the transmission fluid cooler lines for leaks or damage.
4
Examine the transmission mounts for wear or damage that could affect shifting.
5
Test the throttle position sensor (TPS) for proper function using a multimeter.
6
Verify the operation of the shift solenoids by checking for proper voltage and resistance.

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
•Multimeter
•Transmission funnel
•Clean rags
•Jack
•Jack stands

Parts Required

•Transmission fluid
•Transmission filter (if applicable)
•Transmission pan gasket
•Shift solenoids (if necessary)
•Transmission mounts (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 burning.
3
Inspect the transmission fluid cooler lines for leaks or damage.
4
Examine the transmission mounts for wear or damage that could affect shifting.
5
Test the throttle position sensor (TPS) for proper function using a multimeter.
6
Verify the operation of the shift solenoids by checking for proper voltage and resistance.

Solution

1. Preparation

Gather necessary tools and parts.
Park the vehicle on a level surface and engage the parking brake.
Disconnect the battery to ensure safety while working on electrical components.

2. Check and Replace Transmission Fluid

Tools Required: Transmission funnel, clean rags, container for old fluid.
Remove the transmission fluid dipstick and check the fluid level.
If fluid is low, add the correct type of transmission fluid (consult the owner’s manual for specifications).
If fluid is burnt or contaminated, proceed to replace it:
- Place a container underneath the transmission pan to catch old fluid.
- Remove the transmission pan bolts using a socket set, carefully lowering the pan.
- Clean the magnet inside the pan and inspect for metal shavings.
- Replace the old filter with a new one (if applicable).
- Reinstall the pan with a new gasket, torquing the bolts to manufacturer's specifications (typically around 10-12 ft-lbs).

3. Inspect and Replace Shift Solenoids

Tools Required: Pliers, socket set.
Locate the transmission solenoid assembly (may require removing the transmission pan if not accessible from the outside).
Disconnect the electrical connector from the solenoid.
Remove the solenoid using a socket set and replace it with a new one.
Reconnect the electrical connector and ensure all connections are secure.

4. Adjust or Replace Transmission Mounts

Tools Required: Jack, jack stands, socket set.
Use a jack to support the transmission while removing the mounting bolts.
Inspect each mount for signs of wear or damage.
Replace any damaged mounts with new ones and re-secure them, ensuring they are torqued to specifications.