how to fix the exhaust leak on my Ford Explorer Fifth Generation (2011-2019)

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

485 words

Problem Statement

Learn how to diagnose and fix exhaust leaks in Ford Explorer Fifth Generation (2011-2019). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Exhaust System

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Allow the engine to cool completely before working on the exhaust system.
•Ensure the vehicle is securely lifted and supported before working underneath.

Symptoms

•Check engine light illuminated
•Loud exhaust noise
•Decreased fuel efficiency
•Strong exhaust smell inside the cabin
•Vibrations or rattling noises from the exhaust system

Diagnostic Steps

1
Inspect the exhaust system visually for cracks, holes, or loose connections.
2
Start the engine and listen for hissing or popping sounds around the exhaust system.
3
Use a smoke test to identify leaks in the exhaust system.
4
Check for error codes using an OBD-II scanner to identify any related faults.
5
Inspect exhaust gaskets and seals for deterioration or damage.

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
•Wire brush
•Exhaust tape or repair putty
•OBD-II scanner

Parts Required

•Exhaust gaskets (if needed)
•Exhaust repair tape or putty (if applicable)

Related Faults

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Diagnostic Steps

1
Inspect the exhaust system visually for cracks, holes, or loose connections.
2
Start the engine and listen for hissing or popping sounds around the exhaust system.
3
Use a smoke test to identify leaks in the exhaust system.
4
Check for error codes using an OBD-II scanner to identify any related faults.
5
Inspect exhaust gaskets and seals for deterioration or damage.

Solution

1. Preparation

Gather necessary tools and safety equipment.
Ensure the vehicle is parked on a level surface and the engine is cool.
Disconnect the negative battery terminal to prevent electrical issues.

2. Lift the Vehicle

Use a floor jack to raise the vehicle and secure it with jack stands.
Make sure to place the jack stands under the vehicle's designated lift points to ensure stability.

3. Locate the Leak

Inspect the exhaust pipes, muffler, and catalytic converter for visible damages.
Pay special attention to joints, gaskets, and welds.

4. Repair or Replace Damaged Components

For small holes or cracks:
- Clean the area around the leak using a wire brush.
- Apply exhaust tape or a patch made from exhaust repair putty over the leak.
For damaged gaskets:
- Remove the affected components (e.g., flange or manifold) using the appropriate socket set.
- Replace with new gaskets, ensuring proper alignment.
- Torque bolts to the manufacturer's specifications (usually around 18-25 lb-ft for manifold gaskets).

5. Reassemble and Test

Reattach any components removed for access.
Reconnect the negative battery terminal.
Start the engine and check for leaks by listening for sounds and inspecting visually.