why does my Ford F-150 13th Generation (2015-2020) make a hissing sound when turning

Ford F-150 13th Generation (2015-2020)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

561 words

Problem Statement

Learn how to diagnose and fix the hissing sound when turning in Ford F-150 13th Generation. 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 opening any components related to the steering system.

Symptoms

•Hissing sound while turning the steering wheel
•Difficulty in steering or increased steering effort
•Fluid leaking under the vehicle
•Steering wheel feels loose or unresponsive
•Warning light related to power steering may illuminate

Diagnostic Steps

1
Inspect power steering fluid level in the reservoir.
2
Check for visible leaks in power steering lines or hoses.
3
Listen for sound changes while turning the steering wheel from lock to lock.
4
Inspect the power steering pump for wear or damage.
5
Check the steering rack for any signs of failure or leaks.
6
Verify the condition of the steering column and associated components.

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
•Fluid catch pan
•Shop towels

Parts Required

•Power steering fluid
•Power steering hoses (if damaged)
•Power steering pump (if necessary)
•Steering rack (if necessary)

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Diagnostic Steps

1
Inspect power steering fluid level in the reservoir.
2
Check for visible leaks in power steering lines or hoses.
3
Listen for sound changes while turning the steering wheel from lock to lock.
4
Inspect the power steering pump for wear or damage.
5
Check the steering rack for any signs of failure or leaks.
6
Verify the condition of the steering column and associated components.

Solution

1. Preparation

Tools Required: OBD-II scanner, socket set, fluid catch pan, shop towels.
Ensure the vehicle is on a flat surface and the engine is off.
Disconnect the battery to prevent electrical shorts.

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; top off with the recommended fluid if low.
3. If fluid is contaminated (dark or foamy), drain the old fluid into a catch pan.
4. Refill with new power steering fluid as per manufacturer specifications.

3. Inspect and Replace Power Steering Hoses

Sub-steps:
1. Examine the power steering hoses for cracks or leaks.
2. If damage is found, use a socket set to loosen and remove the affected hoses.
3. Install new hoses, ensuring they are securely fastened and free from obstructions.
4. Refill the power steering fluid and bleed the system to remove air.

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

Sub-steps:
1. If the pump shows signs of wear, disconnect the fluid lines and electrical connectors.
2. Remove the pump from its mounting by loosening bolts with a socket set.
3. Install the new pump, ensuring it is mounted securely and all connections are tight.
4. Refill the power steering fluid and bleed the system.

5. Check Steering Rack

Sub-steps:
1. Inspect the steering rack for any leaks or damage.
2. If the steering rack is damaged, disconnect it from the steering column and suspension components.
3. Install a new steering rack, ensuring all bolts are torqued to manufacturer specifications.
4. Reconnect all components and refill the power steering fluid.