how to fix the exhaust leak in Ford Explorer Sixth Generation (2020-present)

Ford Explorer Sixth Generation (2020-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

525 words

Problem Statement

Learn how to diagnose and fix exhaust leaks in Ford Explorer Sixth Generation (2020-present). Step-by-step guide with symptoms and repair instructions.

Affected Component

Exhaust System

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Allow the engine to cool before starting work on the exhaust system to avoid burns.

Symptoms

•Check engine light illuminated
•Increased engine noise, especially during acceleration
•Loss of power and reduced fuel efficiency
•Unusual exhaust odors inside or outside the vehicle
•Vibrations or rumbling sounds from the engine bay

Diagnostic Steps

1
Visually inspect the exhaust system for any visible cracks, holes, or loose connections.
2
Use an OBD-II scanner to check for any error codes related to the exhaust system or emissions.
3
Perform a smoke test to identify leaks by introducing smoke into the exhaust system and observing for escaping smoke.
4
Check all exhaust manifold bolts for proper torque and tightness.
5
Inspect the gaskets at the exhaust manifold and under the vehicle for signs of wear 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

•OBD-II scanner
•Socket set
•Wrench set
•Exhaust hanger removal tool
•Torque wrench

Parts Required

•Exhaust manifold gaskets
•Exhaust pipes or components (if damaged)

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Diagnostic Steps

1
Visually inspect the exhaust system for any visible cracks, holes, or loose connections.
2
Use an OBD-II scanner to check for any error codes related to the exhaust system or emissions.
3
Perform a smoke test to identify leaks by introducing smoke into the exhaust system and observing for escaping smoke.
4
Check all exhaust manifold bolts for proper torque and tightness.
5
Inspect the gaskets at the exhaust manifold and under the vehicle for signs of wear or damage.

Solution

1. Preparation

Gather all necessary tools and parts.
Ensure the vehicle is parked on a flat surface and the engine is cool.
Disconnect the battery to prevent any electrical issues during the repair.

2. Remove Damaged Exhaust Components

Tools Required: Socket set, wrench set, exhaust hanger removal tool.
Loosen and remove any bolts securing the exhaust manifold to the engine block.
Carefully detach the exhaust pipes from the manifold, taking care not to damage any surrounding components.
Remove any clamps or hangers securing the exhaust system and take out the damaged component.

3. Inspect and Replace Gaskets

Inspect the exhaust manifold gaskets for signs of wear.
Replace any damaged gaskets with new ones, ensuring they are properly aligned before reinstallation.

4. Install New Exhaust Components

Position the new or repaired exhaust component in place.
Reattach the exhaust manifold and secure it with bolts, tightening to the manufacturer's specified torque (typically around 25-30 lb-ft for manifold bolts).
Reinstall any exhaust hangers and clamps securely to prevent movement.

5. Reconnect Battery and Test

Reconnect the battery terminals.
Start the engine and allow it to reach operating temperature.
Listen for any unusual noises and check for leaks around the repaired areas.