how to fix a leaking strut on Ford F-150 14th Generation (2021-2024)

Ford F-150 14th Generation (2021-2024)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

596 words

Problem Statement

Learn how to diagnose and fix a leaking strut on a 2021-2024 Ford F-150. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Suspension

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is on a flat surface and secured with jack stands before working.
•Wear safety glasses and gloves.
•Disconnect the battery before working on electrical components.
•Allow the vehicle to cool if it has been recently driven.

Symptoms

•Visible oil leakage around the strut
•Diminished ride comfort or a bouncy ride
•Uneven tire wear
•Clunking noises over bumps
•Increased braking distance

Diagnostic Steps

1
Inspect the strut for visible signs of oil leakage.
2
Check for any physical damage or corrosion on the strut assembly.
3
Assess the condition of surrounding components, such as bushings and mounts.
4
Perform a bounce test by pushing down on the front or rear of the vehicle and observing rebound.
5
Verify alignment and tire condition to rule out other issues.

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

•Jack and jack stands
•Socket set
•Torque wrench
•Strut spring compressor
•Screwdrivers
•Pliers

Parts Required

•New strut assembly
•New strut mount
•New sway bar link

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Diagnostic Steps

1
Inspect the strut for visible signs of oil leakage.
2
Check for any physical damage or corrosion on the strut assembly.
3
Assess the condition of surrounding components, such as bushings and mounts.
4
Perform a bounce test by pushing down on the front or rear of the vehicle and observing rebound.
5
Verify alignment and tire condition to rule out other issues.

Solution

1. Preparation

Tools Required:
- Jack and jack stands
- Socket set
- Torque wrench
- Strut spring compressor
- Screwdrivers
- Pliers
Safety Warnings:
- Ensure the vehicle is on a flat surface and secured with jack stands before working.
- Wear safety glasses and gloves.

2. Remove the Wheel

Loosen the lug nuts slightly while the vehicle is still on the ground.
Use the jack to lift the vehicle and support it on jack stands.
Completely remove the lug nuts and take off the wheel.

3. Remove the Strut Assembly

Disconnect the sway bar link from the strut using a socket.
Remove the lower strut bolt using a socket; this may require some force.
Disconnect any brake line or sensor wire attached to the strut.
Remove the top strut nuts located under the hood using a socket and ratchet.
Carefully pull the strut assembly out from the wheel well.

4. Replace the Strut

Using a strut spring compressor, compress the coil spring on the old strut.
Remove the top mount and spring from the old strut.
Install the spring onto the new strut, ensuring the spring sits correctly on the lower perch.
Reattach the top mount to the new strut, tightening according to manufacturer specifications.

5. Reinstall the Strut Assembly

Insert the new strut into the wheel well.
Secure the top nuts and torque them to the specified value.
Reattach the lower strut bolt and torque to the specified value.
Reconnect the sway bar link and any brake lines or sensors.

6. Reinstall the Wheel

Place the wheel back onto the hub and hand-tighten the lug nuts.
Lower the vehicle to the ground and then torque the lug nuts to the specified value.

7. Final Checks

Inspect the installation for any loose parts or tools left behind.
Ensure the strut is aligned properly.