How to Check and Change Power Steering Fluid?

Power steering fluid is an essential component of a vehicle’s power steering system that helps make steering easier and smoother. However, over time, power steering fluid can become contaminated or break down, which can cause damage to the power steering system and reduce its effectiveness. Therefore, it’s important to know how to check and change power steering fluid to ensure the system is functioning properly.

So, let’s dive into the details and look into the different aspects of checking and changing the power steering fluid.

Steps to Check and Change Power Steering Fluid

Over time, power steering fluid can become contaminated with debris, moisture, and other contaminants that can cause damage to the power steering system. Here’s a step-by-step process on how to check and change power steering fluid.

H3- Step-by-Step Guide for Checking the power steering fluid

In your vehicle checking is an important part of maintaining the power steering system. Here’s a step-by-step guide to checking the power steering fluid:

• Park your vehicle on a level surface and turn off the engine.
• Locate the power steering reservoir, which is usually located near the engine and is labeled with a cap that says “power steering fluid.”
• Using a clean cloth or paper towel, clean the area around the power steering reservoir cap to prevent any debris or dirt from entering the system.
• Remove the power steering reservoir cap and inspect the fluid level. The fluid level should be between the “minimum” and “maximum” marks on the reservoir.
• If the fluid level is low, add power steering fluid to the reservoir until it reaches the “maximum” mark. Be sure to use the correct power steering fluid for your vehicle.
• While you have the power steering reservoir cap off, inspect the condition of the power steering fluid. The fluid should be clear or slightly amber in color. If the fluid appears dark or cloudy, it may be contaminated and in need of replacement.

If the power steering fluid level is consistently low, it may be an indication of a leak in the power steering system. Inspect the power steering hoses, pump, and steering gear for any signs of leaks or damage.

Once you have checked the power steering fluid level and condition, replace the power steering reservoir cap and check for any leaks.

H3- Step-by-Step Guide for Changing a Power Steering Fluid

• Consult your vehicle’s owner manual to determine the correct type of power steering fluid for your vehicle. You can also consult with a qualified mechanic or the manufacturer’s website to ensure that you have the correct fluid.
• Park your vehicle on a level surface and turn off the engine. Locate the power steering reservoir, which is usually located near the engine and is labeled with a cap that says “power steering fluid.”
• However, using a clean cloth or paper towel, clean the area around the power steering reservoir cap to prevent any debris or dirt from entering the system.
• Remove the power steering reservoir cap and inspect the fluid level. If the fluid is low, top it up to the recommended level.
• Using a fluid extractor or a turkey baster, remove as much of the old power steering fluid as possible from the reservoir.
• With a drain pan placed underneath the vehicle, locate the power steering fluid return line. This is usually located near the power steering pump or steering gear.
• Loosen the return line connection and drain the old power steering fluid into the pan.
• Once the old fluid has drained, reconnect the return line.
• Refill the power steering reservoir with fresh power steering fluid, making sure not to overfill the reservoir.
• Start the engine and turn the steering wheel from lock to lock several times to help circulate the new power steering fluid throughout the system.
• Check the power steering fluid level again and top it up if necessary.
• Replace the power steering reservoir cap and check for any leaks.

H2- What is Power Steering Fluid?

A power steering fluid is a specialized hydraulic fluid used in power steering systems to transmit power from the steering wheel to the wheels of a vehicle. It is a crucial component in modern power steering systems, which are designed to help drivers steer their vehicles with less effort.

The primary function of a power steering fluid is to transmit power from the power steering pump to the steering gear or rack. It also lubricates and protects the components of the power steering system from wear and corrosion. Most power steering fluids are formulated with additives that help to prevent foaming, oxidation, and thermal breakdown, which can lead to damage to the power steering system.

There are different types of power steering fluid available, and it is important to use the correct type for your vehicle. The most common types of power steering fluid are mineral oil-based, synthetic-based, and petroleum-based. Some power steering fluids are also designed for specific types of power steering systems, such as electronic power steering.

It is essential to know how to check and change power steering fluid level regularly and top it up as needed.

When should you change your power steering fluid?

The power steering fluid in your vehicle is a vital component that helps maintain the health of your power steering system. However, over time, the power steering fluid can become contaminated with debris and lose its effectiveness, which can lead to damage to the power steering system. Here are some general guidelines for when should you check and change your power steering fluid:

Follow the manufacturer’s recommended maintenance schedule:

The manufacturer of your vehicle will typically provide a recommended maintenance schedule in the owner’s manual that outlines when you should have the power steering fluid changed. Be sure to follow this schedule to ensure that your power steering system remains in good condition.

Check the power steering fluid:

You can check the power steering fluid yourself by following the steps outlined in a separate answer in this blog. If the fluid appears dark or cloudy or has a burnt smell, it may be time to change it.

Check for power steering system issues:

If you notice any issues with your power steering system, such as difficulty steering or unusual noises, it may be an indication that the power steering fluid needs to be changed. Have your vehicle inspected by a qualified mechanic to determine if this is the case.

High mileage:

If your vehicle has high mileage, it may be time to change the power steering fluid. As a general rule of thumb, it’s a good idea to have the power steering fluid changed every 75,000 miles or so, but this can vary depending on the make and model of your vehicle.

Severe driving conditions:

If you frequently drive in severe conditions, such as hot temperatures, dusty environments, or stop-and-go traffic, it may be necessary to change the power steering fluid more frequently. These conditions can put extra strain on the power steering system and cause the fluid to break down more quickly.

What are the Common Symptoms Indicating the Need for a Power Steering Flush?

Here are some common symptoms that may indicate the need for a power steering flush:

Difficulty in steering:

One of the most common symptoms of a power steering system in need of a flush is difficulty steering. You may notice that the steering wheel feels heavy or stiff, and it takes more effort to turn the wheel, especially at low speeds.

Noisy power steering pump:

If you hear a whining or grinding noise coming from the power steering pump when you turn the wheel, it may be an indication that the power steering fluid is low or contaminated.

Steering wheel vibration:

If you feel a vibration in the steering wheel when you turn it, it may be a sign that the power steering fluid is old or contaminated. This can cause the power steering system to operate less efficiently and put extra strain on the components.

Fluid leaks:

If you notice fluid leaks around the power steering pump or hoses, it may be an indication that the power steering fluid is low or contaminated. A power steering flush can help clean the system and prevent further leaks.

Burning smell:

If you notice a burning smell coming from the engine compartment, it may be a sign that the power steering fluid is overheating or burning. It can also cause damage to the power steering system and other engine components.

If you notice any of these symptoms, it’s a good idea to have your power steering system inspected by a qualified mechanic. A power steering flush can help clean the system and prevent further damage, ensuring that your vehicle remains safe and reliable.

Is it safe to Drive with Old Power Steering Fluid?

It’s not recommended to drive with old or contaminated power steering fluid as it can affect the performance of the power steering system. However, the power steering fluid plays a crucial role in the function of the power steering system. It helps to lubricate the moving parts and prevent wear and tear.

Old or contaminated power steering fluid can lead to a number of issues. Including difficulty steering, noise from the power steering pump, and also leaks in the system. In some cases, the power steering system may fail completely, making it difficult or impossible to steer the vehicle.

Driving with old power steering fluid can also put extra strain on the power steering pump and other components. Potentially leading to costly repairs down the road. It’s important to follow the manufacturer’s recommended maintenance schedule. 

If you notice any issues with your power steering system, such as difficulty steering or unusual noises, it’s important to have your vehicle inspected by a qualified mechanic as soon as possible. They can also diagnose the issue and recommend the appropriate course of action, which may include flushing the power steering system and replacing the fluid.

How to Top Up Power Steering fluid?

Topping up the power steering fluid in your vehicle is a relatively easy task. Moreover, here’s how to do it:

Locate the power steering fluid reservoir:

The power steering fluid reservoir is usually located near the power steering pump, which is however typically located at the front of the engine. The reservoir is usually labeled and has a cap on top that says “Power Steering Fluid.”

Clean the reservoir and cap:

Before adding new fluid, wipe down the reservoir and cap with a clean rag to remove any dirt or debris that may have accumulated.

Check the fluid level:

Remove the cap from the reservoir and check the fluid level. The level also should be between the “minimum” and “maximum” marks on the dipstick.

Add fluid:

If the fluid level is low, add new power steering fluid a little at a time, and also be careful not to overfill the reservoir. Use the type of power steering fluid recommended by the manufacturer, which can usually be found in the owner’s manual.

Recheck the fluid level:

Once you have added new fluid, replace the cap on the reservoir and start the engine. Let the engine run for a few minutes to circulate the fluid. Then turn off the engine and recheck the fluid level. Add more fluid if necessary.

Clean up:

Wipe down the reservoir and cap with a clean rag to remove any spills or drips. And also dispose of the old fluid properly.

It’s important to check the power steering fluid level regularly and top it up as needed. However, ensure that the power steering system remains in good condition. If you notice that you frequently have to top up the fluid. It may be a sign of a leak in the system. You should have your vehicle inspected by a qualified mechanic.

Power Steering Fluid-FAQs