why does my Ford Explorer make a loud noise when accelerating

Ford Explorer Sixth Generation (2020-present)

Error Codes

1-3 hours

Time

medium

Difficulty

medium

Severity

3 min read

454 words

Problem Statement

Learn how to diagnose and fix loud noise when accelerating in Ford Explorer. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Exhaust System

Estimated Time

1-3 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Allow the exhaust system to cool before inspection.

Symptoms

•Loud noise from the engine compartment during acceleration
•Vibration felt in the cabin or steering wheel
•Decreased acceleration performance
•Possible rattling or tapping sounds
•Check engine light illuminated (if applicable)

Diagnostic Steps

1
Inspect the exhaust system for leaks or damage by visually examining the pipes and muffler.
2
Check for any loose or damaged engine mounts that may cause excessive engine movement.
3
Scan for error codes using an OBD-II scanner to identify potential engine or transmission faults.
4
Listen for the noise when revving the engine in park to isolate whether it is engine-related.
5
Conduct a visual inspection of the drive belts for wear or damage.
6
Inspect the transmission fluid level and condition, as low or dirty fluid can affect performance.

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
•Jack and jack stands
•OBD-II scanner

Parts Required

•Engine mounts (if replacement is necessary)
•Exhaust components (if leaks are found)

Related Faults

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Diagnostic Steps

1
Inspect the exhaust system for leaks or damage by visually examining the pipes and muffler.
2
Check for any loose or damaged engine mounts that may cause excessive engine movement.
3
Scan for error codes using an OBD-II scanner to identify potential engine or transmission faults.
4
Listen for the noise when revving the engine in park to isolate whether it is engine-related.
5
Conduct a visual inspection of the drive belts for wear or damage.
6
Inspect the transmission fluid level and condition, as low or dirty fluid can affect performance.

Solution

1. Preparation

Tools Required: Socket set, jack and jack stands, OBD-II scanner.
Ensure the vehicle is parked on a flat surface with the parking brake engaged.
Disconnect the battery to avoid accidental electrical shorts.

2. Inspect Exhaust System

Sub-steps:
1. Lift the vehicle using a jack and secure it with jack stands.
2. Visually inspect the entire exhaust system from the engine to the tailpipe for any holes, loose connections, or rust.
3. If a leak is found, mark the area for repair or replacement.
Safety Warning: Allow the exhaust system to cool before inspection.

3. Check Engine Mounts

Sub-steps:
1. Locate the engine mounts (typically found at the front and rear of the engine).
2. Inspect for cracks, wear, or loss of material.
3. If damaged, replace the engine mounts with new OEM parts.

4. Test Drive

Sub-steps:
1. After repairs, reassemble any removed components.
2. Reconnect the battery.
3. Test drive the vehicle to verify that the noise has been resolved.