my Ford Explorer has a loud noise when accelerating what’s wrong

Ford Explorer Sixth Generation (2020-present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

476 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 loud noise during acceleration in Ford Explorer. Step-by-step guide with diagnostic procedures 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 exhaust system to cool before touching any components.

Symptoms

•Loud noise when accelerating
•Possible vibration felt through the floor or steering wheel
•Decreased acceleration performance
•Potential exhaust fumes or smell
•Check engine light may illuminate

Diagnostic Steps

1
Inspect the exhaust system for any visible leaks or damage.
2
Check the engine mounts for signs of wear or failure.
3
Use an OBD-II scanner to check for any stored trouble codes.
4
Inspect the air intake system for loose connections or blockages.
5
Test drive the vehicle to replicate the noise and identify the source.

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
•Torque wrench
•Exhaust pipe cutter
•Pry bar
•Safety goggles

Parts Required

•Exhaust pipe or muffler (if damaged)
•Engine mounts (if worn)

Related Faults

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Diagnostic Steps

1
Inspect the exhaust system for any visible leaks or damage.
2
Check the engine mounts for signs of wear or failure.
3
Use an OBD-II scanner to check for any stored trouble codes.
4
Inspect the air intake system for loose connections or blockages.
5
Test drive the vehicle to replicate the noise and identify the source.

Solution

1. Preparation

Gather tools and parts required.
Ensure the vehicle is on a level surface and securely elevated using jack stands if necessary.
Disconnect the battery to ensure safety while working on electrical components.

2. Inspect and Repair Exhaust System

Sub-steps:
1. Visually inspect the entire exhaust system from the manifold to the tailpipe.
2. Look for holes, cracks, or loose connections in the pipes and muffler.
3. If a leak is found, replace the damaged section of the exhaust pipe or muffler.
4. Use exhaust sealant on any small leaks if replacement is not immediately possible.
Tools Required: Socket set, exhaust pipe cutter, exhaust clamps, and safety goggles.

3. Check and Replace Engine Mounts

Sub-steps:
1. Inspect the engine mounts for cracks or excessive movement.
2. If damaged, remove the bolts securing the engine mounts using the socket set.
3. Replace with new engine mounts, ensuring proper alignment.
4. Torque the bolts to the manufacturer's specifications.
Tools Required: Socket set, torque wrench, and pry bar.

4. Reconnect Battery and Test

Reconnect the battery.
Start the engine and allow it to reach operating temperature.
Test drive the vehicle to check if the noise has been resolved.