why is my Ford Explorer Fifth Generation (2011-2019) not shifting properly

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

556 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 shifting issues 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 systems.
•Allow engine to cool before opening the transmission or fluid pan.

Symptoms

•Check engine light illuminated
•Slipping gears during acceleration
•Harsh or delayed shifting
•Unusual noises (grinding or whining) when shifting
•Fluid leaks under the vehicle
•Erratic shifting patterns (shifting at unexpected RPMs)

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related trouble codes.
2
Check the transmission fluid level and condition; look for signs of contamination or burning smell.
3
Inspect the transmission linkage for any physical damage or misalignment.
4
Test the transmission control module (TCM) for proper functionality using a multimeter.
5
Inspect the transmission wiring harness for any frayed or damaged wires.
6
Road test the vehicle to replicate the shifting issue and observe behavior under different driving conditions.

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
•Multimeter
•Socket set
•Wrench set
•Transmission fluid pump
•Drain pan
•Screwdriver

Parts Required

•Transmission fluid
•Transmission filter
•Gasket for transmission pan
•Transmission Control Module (if applicable)

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related trouble codes.
2
Check the transmission fluid level and condition; look for signs of contamination or burning smell.
3
Inspect the transmission linkage for any physical damage or misalignment.
4
Test the transmission control module (TCM) for proper functionality using a multimeter.
5
Inspect the transmission wiring harness for any frayed or damaged wires.
6
Road test the vehicle to replicate the shifting issue and observe behavior under different driving conditions.

Solution

1. Preparation

Gather necessary tools and parts.
Disconnect the battery before starting any work on the vehicle.
Ensure the vehicle is on a level surface and securely supported with jack stands.

2. Check and Replace Transmission Fluid

Tools Required: Transmission fluid pump, funnel, drain pan
Remove the transmission fluid pan using a socket set, and drain the old fluid into the drain pan.
Inspect the pan for metal shavings or debris that could indicate internal damage.
Replace the transmission filter if applicable.
Reinstall the pan with a new gasket, ensuring proper torque specifications (usually around 10-12 ft-lbs).
Using a fluid pump, refill the transmission with the manufacturer-specified fluid until the correct level is reached.

3. Inspect and Repair Transmission Linkage

Tools Required: Wrench set, screwdriver
Locate the transmission linkage and inspect for any signs of wear or damage.
Adjust the linkage if it is misaligned, or replace it if necessary.
Ensure that all connections are secure and properly aligned.

4. Test and Replace Transmission Control Module (if needed)

Tools Required: Multimeter, OBD-II scanner
Test the TCM for proper voltage and ground using a multimeter.
If the TCM is faulty, disconnect the wiring harness and remove it from its housing.
Replace with a new TCM and reconnect all wiring harnesses.
Clear any error codes from the OBD-II scanner and retest the vehicle.