how to diagnose a transmission 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

561 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 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 the battery before working on electrical systems
•Allow the engine to cool before working on the transmission

Symptoms

•Transmission slipping during acceleration
•Rough or harsh shifting between gears
•Unusual noises (grinding, whining) from the transmission
•Check engine light illuminated
•Fluid leaks under the vehicle
•Delay in engagement when shifting from park to drive or reverse

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner
2
Check transmission fluid level and condition
3
Inspect for fluid leaks
4
Test the transmission range sensor
5
Perform a road test
6
Inspect wiring and connectors

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
•Transmission fluid dipstick
•Floor jack and jack stands
•Catch pan
•Torque wrench

Parts Required

•Transmission fluid (specific to Ford specifications)
•Transmission filter (if applicable)
•Transmission range sensor or solenoids (if diagnostic indicates failure)

Related Faults

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Solution

1. Preparation

Tools Required: OBD-II scanner, transmission fluid dipstick, floor jack and jack stands, catch pan, torque wrench.
Safety Warnings: Disconnect the battery before working on electrical systems. Allow the engine to cool before working on the transmission.

2. Check and Replace Transmission Fluid

Sub-steps:
1. Raise the vehicle using a floor jack and secure it with jack stands.
2. Locate the transmission dipstick and remove it to check the fluid level.
3. If fluid is low, add the recommended type of transmission fluid (consult owner's manual for specifications).
4. If the fluid is burnt or contaminated, drain the transmission fluid using a catch pan.
5. Remove the transmission pan and replace the filter if applicable.
6. Reinstall the pan and refill with new transmission fluid.

3. Repair or Replace Faulty Components

Sub-steps:
1. If error codes point to a specific component (like the transmission range sensor or solenoid), remove and replace the faulty part.
2. For electrical issues, repair or replace damaged wiring and connectors as necessary.
3. Ensure all components are properly reconnected and torqued to manufacturer specifications.

4. Final Assembly

Sub-steps:
1. Reinstall any components removed during diagnosis or repair (e.g., transmission pan).
2. Reconnect the battery.
3. Lower the vehicle and perform a final check of fluid levels.