why does my Ford Explorer make a whining noise when turning

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

505 words

Problem Statement

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

Affected Component

Steering

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 working under the hood.

Symptoms

•Whining or groaning noise when making turns
•Difficulty steering at low speeds
•Power steering fluid leak under the vehicle
•Steering wheel feels stiff or unresponsive
•Increased steering effort required during maneuvers

Diagnostic Steps

1
Check power steering fluid level and condition.
2
Inspect for any visible leaks in the power steering system.
3
Listen for the noise while turning the steering wheel with the engine off, then with the engine running.
4
Examine the power steering pump for signs of wear or damage.
5
Test the condition of the serpentine belt for fraying or looseness.
6
Inspect the steering rack and tie rod ends for 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

•Socket set
•Fluid extractor
•Torque wrench
•Screwdrivers

Parts Required

•Power steering fluid
•Power steering pump (if replacement is needed)
•Power steering hoses (if damaged)

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Diagnostic Steps

1
Check power steering fluid level and condition.
2
Inspect for any visible leaks in the power steering system.
3
Listen for the noise while turning the steering wheel with the engine off, then with the engine running.
4
Examine the power steering pump for signs of wear or damage.
5
Test the condition of the serpentine belt for fraying or looseness.
6
Inspect the steering rack and tie rod ends for wear or damage.

Solution

1. Preparation

Gather tools and parts required for the repair.
Ensure the vehicle is parked on a flat surface and the engine is off.
Disconnect the battery to avoid any electrical issues during repairs.

2. Check and Replace Power Steering Fluid

Locate the power steering fluid reservoir.
Remove the cap and check the fluid level. If low, top it off with the manufacturer-recommended fluid.
If the fluid is dark or contaminated, drain the old fluid using a fluid extractor.
Refill with new power steering fluid.

3. Inspect and Replace Power Steering Pump (if necessary)

Remove the drive belt by loosening the tensioner pulley.
Disconnect the power steering pump hoses and drain any remaining fluid.
Unbolt the pump from its mounting brackets.
Install the new power steering pump, ensuring all bolts are torqued to manufacturer's specifications.
Reconnect the hoses and refill the system with power steering fluid.

4. Address Any Leaks in the System

Check all hoses and connections for signs of wear or damage.
Replace any damaged hoses or leaking components.
After repairs, bleed the power steering system by turning the steering wheel from lock to lock several times with the engine running.