why does my Ford Explorer have condensation inside the car after it rains?

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

536 words

Problem Statement

Learn how to diagnose and fix condensation issues inside your Ford Explorer after rain. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Body/Interior

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical components.
•Ensure the vehicle is parked on a flat surface to prevent rolling while working.

Symptoms

•Foggy or misted windows, especially after rain
•Damp carpets or upholstery
•Water pooling in footwells or under seats
•Unpleasant odor due to mold or mildew
•Wet spots on interior surfaces

Diagnostic Steps

1
Inspect door seals and weatherstripping for wear or damage.
2
Check the sunroof (if equipped) for proper drainage; ensure the drains are not clogged.
3
Examine the windshield and rear window for any signs of poor sealing or leaks.
4
Look for signs of water intrusion around the firewall or through electrical grommets.
5
Inspect the floor for damage or holes that may allow water entry.
6
Run a hose over the vehicle to simulate rain and identify leak points.

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

•Trim removal tool
•Compressed air
•Flexible wire
•Silicone sealant or windshield adhesive
•Socket set
•Flashlight
•Wet/dry vacuum
•Dehumidifier

Parts Required

•OEM weatherstripping
•Silicone sealant or windshield adhesive

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Inspect door seals and weatherstripping for wear or damage.
2
Check the sunroof (if equipped) for proper drainage; ensure the drains are not clogged.
3
Examine the windshield and rear window for any signs of poor sealing or leaks.
4
Look for signs of water intrusion around the firewall or through electrical grommets.
5
Inspect the floor for damage or holes that may allow water entry.
6
Run a hose over the vehicle to simulate rain and identify leak points.

Solution

1. Preparation

Gather necessary tools and parts.
Park the vehicle in a dry area to facilitate repairs.
Disconnect the battery if electrical components are being inspected.

2. Inspect and Replace Weatherstripping

Tools Required: Trim removal tool, adhesive (if necessary).
Remove the door panels carefully using the trim removal tool.
Inspect the weatherstripping around the door frames for deterioration.
Replace any damaged weatherstripping with new, OEM parts. Ensure a tight fit to prevent leaks.

3. Clear Sunroof Drains

Tools Required: Compressed air or a flexible wire.
Locate the sunroof drain tubes (typically found at the corners of the sunroof).
Use compressed air to blow out any blockages. If using a wire, be gentle to avoid damaging the tubes.

4. Reseal Windows

Tools Required: Silicone sealant or windshield adhesive.
Inspect the seals around the windshield and rear window.
If any gaps or cracks are found, apply a suitable sealant to ensure a waterproof seal. Allow the sealant to cure as per manufacturer instructions.

5. Inspect Firewall and Grommets

Tools Required: Socket set, flashlight.
Check for any gaps around the firewall where wiring passes through.
Tighten any loose bolts or replace grommets that show signs of wear. If necessary, apply sealant around the grommets.

6. Dry Interior and Prevent Mold

Tools Required: Wet/dry vacuum, dehumidifier.
Use a wet/dry vacuum to remove any standing water from the cabin.
Place a dehumidifier inside the vehicle to eliminate moisture and prevent mold growth.