my Ford Explorer makes a hissing noise when I turn the steering wheel what should I do

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

499 words

Problem Statement

Learn how to diagnose and fix the hissing noise when turning the steering wheel in a 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 inspecting any components.

Symptoms

•Hissing noise when turning the steering wheel
•Difficulty in steering or increased steering effort
•Fluid leaks around the power steering pump or hoses
•Steering wheel feels stiff or unresponsive at times
•Illuminated power steering warning light on the dashboard

Diagnostic Steps

1
Check the power steering fluid level using the dipstick or reservoir markings.
2
Inspect power steering fluid for contamination or a burnt smell.
3
Visually inspect power steering hoses and connections for leaks or damage.
4
Listen for the hissing noise's origin by turning the steering wheel while stationary.
5
Test the power steering pump operation by observing its noise and feel while steering.

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

•Funnel
•Power steering fluid
•Socket set
•Pliers
•Torque wrench

Parts Required

•Power steering fluid
•Power steering hoses (if needed)
•Power steering pump (if needed)

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Diagnostic Steps

1
Check the power steering fluid level using the dipstick or reservoir markings.
2
Inspect power steering fluid for contamination or a burnt smell.
3
Visually inspect power steering hoses and connections for leaks or damage.
4
Listen for the hissing noise's origin by turning the steering wheel while stationary.
5
Test the power steering pump operation by observing its noise and feel while steering.

Solution

1. Preparation

Gather tools and parts required for the repair.
Ensure the vehicle is parked on a level surface and turn off the engine.
Disconnect the battery to prevent any electrical issues.

2. Check and Replace Power Steering Fluid

Sub-steps:
1. Locate the power steering fluid reservoir.
2. Remove the cap and check the fluid level; add the recommended fluid type if low.
3. If the fluid is contaminated, drain the old fluid.
4. Refill with new power steering fluid, ensuring it meets the manufacturer's specifications.

Tools Required:

Funnel
Power steering fluid

3. Inspect and Replace Power Steering Hoses

Sub-steps:
1. Identify and remove any clamps securing the power steering hoses.
2. Disconnect the hoses from the power steering pump and rack.
3. Inspect hoses for cracks or signs of wear; replace if damaged.
4. Reconnect new hoses, ensuring a tight fit and secure clamps.

Tools Required:

Socket set
Pliers

4. Replace Power Steering Pump (if necessary)

Sub-steps:
1. Remove the serpentine belt from the power steering pump.
2. Disconnect the power steering lines from the pump.
3. Unbolt the power steering pump from its mount and remove it.
4. Install the new power steering pump and bolt it in place.
5. Reconnect the power steering lines and serpentine belt.

Tools Required:

Socket set
Torque wrench