why does my Ford Explorer Fifth Generation (2011-2019) make a clunking noise when shifting

Ford Explorer Fifth Generation (2011-2019)

Error Codes

3-5 hours

Time

medium

Difficulty

medium

Severity

3 min read

578 words

Problem Statement

Learn how to diagnose and fix clunking noise when shifting in a Ford Explorer (2011-2019). Step-by-step guide with symptoms, diagnostics, and solutions.

Affected Component

Transmission

Estimated Time

3-5 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Allow the vehicle to cool before inspecting the engine or transmission components.

Symptoms

•Clunking noise when shifting from park to drive or reverse
•Harsh or delayed shifting
•Vibration felt through the vehicle
•Possible warning lights on the dashboard (e.g., check engine light)
•Unusual noises when accelerating or decelerating

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to check for transmission-related trouble codes.
2
Inspect the transmission fluid level and condition; low or dirty fluid can affect shifting.
3
Examine engine and transmission mounts for wear or damage.
4
Check for play in the driveshaft and inspect universal joints for wear.
5
Test drive the vehicle to replicate the noise and identify under which conditions it occurs.
6
Inspect the transmission linkage and cables for proper adjustment and wear.

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
•Drain pan
•Jack and jack stands

Parts Required

•Transmission fluid
•Transmission filter (if applicable)
•Engine/transmission mounts
•Universal joints (if applicable)

Related Faults

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to check for transmission-related trouble codes.
2
Inspect the transmission fluid level and condition; low or dirty fluid can affect shifting.
3
Examine engine and transmission mounts for wear or damage.
4
Check for play in the driveshaft and inspect universal joints for wear.
5
Test drive the vehicle to replicate the noise and identify under which conditions it occurs.
6
Inspect the transmission linkage and cables for proper adjustment and wear.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a flat surface with the parking brake engaged.
Disconnect the negative battery terminal to prevent electrical issues.

2. Check and Change Transmission Fluid

Sub-steps:
1. Locate the transmission dipstick and remove it.
2. Check the fluid level; add fluid if low.
3. If fluid is dirty, prepare to change it.
4. Drain the old transmission fluid using a drain pan.
5. Replace the transmission filter if applicable.
6. Refill with the manufacturer-recommended transmission fluid (check owner's manual for specifications).

3. Inspect and Replace Engine/Transmission Mounts

Sub-steps:
1. Visually inspect engine and transmission mounts for cracks or wear.
2. If damaged, raise the vehicle safely on jack stands.
3. Remove the bolts securing the mounts using a socket set.
4. Replace with new mounts, ensuring they are properly aligned.
5. Torque the bolts to the manufacturer's specifications (usually found in the service manual).

4. Inspect Driveshaft and Universal Joints

Sub-steps:
1. Raise the vehicle and secure it on jack stands.
2. Inspect the driveshaft for any signs of wear, rust, or damage.
3. Check the universal joints for play; they should not have any excessive movement.
4. Replace any worn or damaged universal joints or driveshaft components.

5. Adjust Transmission Linkage

Sub-steps:
1. Inspect the transmission linkage for wear or misalignment.
2. If necessary, adjust the linkage according to the vehicle's service manual.
3. Test the shifting mechanism to ensure smooth operation.