why does my Ford Explorer Fifth Generation (2011-2019) make a howling noise?

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

518 words

Problem Statement

Learn to diagnose and fix howling noise in Ford Explorer (2011-2019). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Drivetrain

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Always use jack stands when working under the vehicle.
•Ensure the vehicle is on a flat surface and the parking brake is engaged.

Symptoms

•Howling noise that increases with vehicle speed
•Noise may change when turning left or right
•Vibration felt in the steering wheel
•Decreased fuel efficiency
•Unusual tire wear patterns

Diagnostic Steps

1
Inspect the tires for uneven wear or damage.
2
Check the wheel bearings for play or roughness by spinning the wheel and listening for noise.
3
Examine the drivetrain components, including the differential and CV joints, for any signs of wear or damage.
4
Use a stethoscope or mechanic’s tool to listen to the engine and transmission for abnormal noises.
5
Test drive the vehicle to isolate the noise under different conditions (speed, turning, braking).

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

•Tire tread depth gauge
•Jack and jack stands
•Socket set
•Bearing puller
•Torque wrench

Parts Required

•Tires (if worn)
•Wheel bearings (if necessary)
•Differential fluid (if needed)
•Transmission fluid (if needed)

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Diagnostic Steps

1
Inspect the tires for uneven wear or damage.
2
Check the wheel bearings for play or roughness by spinning the wheel and listening for noise.
3
Examine the drivetrain components, including the differential and CV joints, for any signs of wear or damage.
4
Use a stethoscope or mechanic’s tool to listen to the engine and transmission for abnormal noises.
5
Test drive the vehicle to isolate the noise under different conditions (speed, turning, braking).

Solution

1. Tire Inspection

Sub-steps:
1. Visually inspect all four tires for uneven wear, bulges, or foreign objects.
2. Use a tread depth gauge to measure tread depth; replace tires if worn past the recommended limit.
3. Rotate tires if uneven wear is observed to promote even wear patterns.

2. Wheel Bearing Replacement (if needed)

Sub-steps:
1. Lift the vehicle and securely support it on jack stands.
2. Remove the wheel and inspect the wheel bearing visually.
3. If defective, remove the brake caliper and rotor to access the wheel hub.
4. Use a bearing puller to remove the old bearing from the hub assembly.
5. Install the new bearing, ensuring proper alignment, and reassemble the components in reverse order.

3. Drivetrain Inspection

Sub-steps:
1. Inspect the differential fluid level and condition; change fluid if dirty or low.
2. Check for play in the drive shaft by manually rotating it; if excessive play is found, replace worn components.
3. Inspect CV joints for cracks or damage and replace if necessary.

4. Engine and Transmission Check

Sub-steps:
1. Inspect engine mounts for wear or damage and replace if necessary.
2. Check transmission fluid level and condition; change fluid if it’s burnt or contaminated.
3. Tighten loose mounting bolts on the engine and transmission to reduce noise.