why do my Ford F-150 struts keep leaking

Ford F-150 13th Generation (2015-2020)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

520 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 leaking struts on your Ford F-150. Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Suspension

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is securely lifted and supported before working underneath it.
•Use caution when handling compressed springs during strut replacement.

Symptoms

•Noticeable fluid accumulation around the struts
•Unusual noises from the suspension, such as clunking or rattling
•Poor ride quality, including bouncing or excessive sway
•Increased stopping distance and reduced vehicle stability
•Uneven tire wear

Diagnostic Steps

1
Inspect the struts visually for any signs of wear or damage.
2
Check for fluid leaks around the strut seals and mounting points.
3
Examine the mounting hardware for corrosion or looseness.
4
Assess the condition of the control arms and bushings for additional wear.
5
Test the strut compression by pushing down on the front or rear of the vehicle to evaluate rebound.

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

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

Parts Required

•New strut assemblies (front and/or rear)
•Strut mounts and bearings (if worn)
•New bolts or hardware (if necessary)

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Diagnostic Steps

1
Inspect the struts visually for any signs of wear or damage.
2
Check for fluid leaks around the strut seals and mounting points.
3
Examine the mounting hardware for corrosion or looseness.
4
Assess the condition of the control arms and bushings for additional wear.
5
Test the strut compression by pushing down on the front or rear of the vehicle to evaluate rebound.

Solution

1. Preparation

Gather tools and parts needed for the strut replacement.
Park the vehicle on a level surface and engage the parking brake.
Disconnect the battery to ensure safety.

2. Lift Vehicle

Use a jack to lift the front or rear of the F-150, depending on which struts are being replaced.
Secure the vehicle with jack stands for safety.

3. Remove Old Struts

Front Struts:
1. Remove the wheel using a socket set.
2. Disconnect the brake line from the strut.
3. Unbolt the strut from the steering knuckle.
4. Remove the top strut mount bolts from the engine bay.
5. Carefully pull the strut assembly out of the vehicle.
Rear Struts:
1. Remove the rear wheel.
2. Unbolt the lower strut mounting bolts.
3. Remove the upper mount bolts from the trunk area.
4. Extract the strut from the vehicle.

4. Install New Struts

Position the new strut assembly in place where the old strut was removed.
Secure the upper mount bolts and tighten to the manufacturer's specifications.
Attach the lower strut bolts and ensure they are torqued correctly.
Reconnect the brake line and any other components that were disconnected.

5. Reassemble Vehicle

Reinstall the wheel and lug nuts, tightening them to the specified torque.
Lower the vehicle from the jack stands.
Reconnect the battery.