why does my Ford Explorer feel like it’s slipping gears

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

470 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 slipping 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

•Ensure the vehicle is on a level surface and the engine is off before beginning work.
•Disconnect the battery before working on electrical systems.
•Allow the engine to cool before opening the transmission pan.

Symptoms

•Transmission feels like it is slipping or hesitating during acceleration
•Unusual noises such as grinding or whining when shifting gears
•Check engine light illuminated
•Delayed or harsh shifting between gears
•Fluid leaks under the vehicle
•Poor acceleration or loss of power

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related codes.
2
Check transmission fluid level and condition; look for burnt smell or dark coloration.
3
Inspect the transmission fluid lines for leaks or damage.
4
Test the transmission fluid pressure using a pressure gauge.
5
Conduct a visual inspection of the transmission mount and linkage for wear or misalignment.
6
Check for proper operation of the throttle position sensor (TPS).

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
•Multimeter
•Transmission fluid pressure gauge

Parts Required

•Transmission fluid
•Transmission filter (if applicable)
•Seals or gaskets (as needed)

Related Faults

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related codes.
2
Check transmission fluid level and condition; look for burnt smell or dark coloration.
3
Inspect the transmission fluid lines for leaks or damage.
4
Test the transmission fluid pressure using a pressure gauge.
5
Conduct a visual inspection of the transmission mount and linkage for wear or misalignment.
6
Check for proper operation of the throttle position sensor (TPS).

Solution

1. Preparation

Tools Required: OBD-II scanner, socket set, torque wrench, multimeter, transmission fluid pressure gauge.
Safety Warnings: Ensure the vehicle is on a level surface and the engine is off before beginning work.

2. Fluid Change

Raise the vehicle securely on jack stands.
Remove the transmission pan using a socket set; allow fluid to drain completely.
Replace the transmission filter if applicable; clean the magnet in the pan.
Reinstall the transmission pan with a new gasket, tightening bolts to manufacturer specifications.

3. Repairing Leaks

Identify the source of any fluid leaks found during inspection.
Replace damaged fluid lines or seals as necessary.
Refill the transmission with the appropriate type and amount of fluid (refer to the owner’s manual for specifications).

4. Adjusting or Replacing Components

If the issue is related to the throttle position sensor, use a multimeter to test its resistance at various throttle positions.
Adjust or replace the TPS if it does not meet specifications.
Inspect and adjust the transmission linkage if misalignment is found.