color of power steering fluid

What is the Color of Power Steering Fluid in 2023

Routine car service is an important task that keeps your vehicle in excellent condition and the engine running optimally. Maintenance service guarantees you fewer car troubles and lowers your overall costs.

Power steering is vital to smooth-car operation. The power steering fluid plays a significant role in steering efficiency and lubrication of the components.

There are some questions I get asked frequently by my clients and I also come across them on forums.

  • How do I tell if my power steering fluid is leaking or not?
  • What is the color of the power steering fluid? 
  • What type of power steering fluid should I buy? and even,
  • What is a power steering fluid?

These are questions any driver, car owner, or mechanic asks.

Power steering fluid is a hydraulic liquid that ensures your car has easy transmission from the wheel to the steering. I have tried to answer the above questions in this article. Hope you enjoy reading it and find it helpful!

What is the Ideal Color of Power Steering Fluid?

Color is the defining characteristic in most hydraulic fluids and helps you understand the power steering fluids.

These fluids come in different varieties, which differ depending on the model and brand. This is why some drivers and car owners may find it confusing to determine the right color of this vital fluid.

So, what color is the power-steering fluid supposed to be? The most straightforward answer is that the fluid color is red, pink, or clear.

The color you will get depends on the brand and model. To avoid car problems, expect the color to change constantly, which is why you should pay more attention.

When the color changes from pink, red, or clear to brown or black, you have contamination. 

Therefore, it doesn’t matter whether the power steering fluid you bought is pink, red, or clear; watch out for the color change to brown or black, which shows you have a problem.

In most cases, the color change from the original refilled color to brown or black comes after prolonged use.

Replace your power steering fluid immediately to prevent damaging your steering system.

What is the Color of a Leaking Power Steering Fluid?

Take your car leaks seriously as they signify an underlying problem that needs fixing. The leak can leave the driver frustrated or confused. 

To fix the issue, you must first know where it’s coming from. Also, expect the leak to be any hydraulic fluid like power steering fluid or transmission fluid.

Most brands and models have red or dyed pink power steering fluids. This color makes the fluid distinguishable from other hydraulic fluids.

Some brands use dyed clear power steering fluid color, which becomes yellow with prolonged use. 

The pink or red power steering fluid turns black or brown after long-term use. 

Touching is the key to telling if it’s a power steering fluid. The fluid is slightly sticky and slippery.

If yours is a yellow, brown, or black liquid, you will likely deal with a contaminated power steering fluid. Also, if you have dyed clear, pink, or red liquid, you have a power steering fluid. 

Hydraulic fluids have different colors to make it easier for car owners, drivers, and mechanics to tell them apart.

Consequently, different colors of power steering fluid point to their different conditions, used or new. Knowing the colors is good because it helps you determine if you have an underlying problem that needs fixing.

Meaning of Fluid Colors?

Light Brown to Black Color

This color is a sign of trouble with the power-steering system. These liquids can be found anywhere in the car and can be motor oil as well. 

Mostly, the colors are seen close to the center of your vehicle.

Also, the color may mean you are dealing with a lube oil but confirm if it has a rotten egg smell first. The leak will be at the rear axle or center.

Light Yellow to Dark Brown

Yellow fluid is most likely a brake fluid. Having a leaking yellow fluid means your steering system is okay, but go ahead and check the brakes.

The brown fluid color is very confusing as it means you may be dealing with motor oil or brake fluid. 

To tell the difference, touch the fluid to feel the texture. If your fluid is slippery, you have a brake fluid and if it’s thicker, you are dealing with motor oil.

Regardless of the source, this is a severe leak problem touching on your brakes. Take the matter seriously because a leaking brake system has a significant impact on your driving.

Red Color

It means you have a power steering fluid leak. These fluids are dyed red or pink to help you tell them apart from other hydraulic fluids. How do you know precisely?

First, inspect the leak to know where it is coming from – it should be under the front part of your car.

If there is a leak, the fluid will be all over the power steering pump or underneath your reservoir. Touch the fluid, and it should feel slippery and runny, which confirms it’s a power steering fluid.

Orange Color

If you see leaking orange fluid, you may be dealing with transmission fluid. The leak should be close to the center of the car. Also, the color can vary between light orange, dark orange, or reddish-brown.

Sometimes it’s just a mixture of antifreeze with rust which also gives the same color. However, if it’s the mixture, expect the leak not to have a specific location that helps you tell the two situations apart.

Pink, Yellow, or Green Color

These are bright colors commonly found in the water-cooling system. Pink color points mean you may have a power steering fluid or a coolant.

Use the location of the leak as a guide. A leaking coolant will be close to the water pump bearing or pump gasket.

The age of the car determines if the color of your coolant is an issue or not. Old vehicles experience more leak problems, but new cars have fewer problems, which means if you get some, consult a mechanic.

Clear Color

Clear color means you have a power steering fluid or simply plain water. 

The air conditioner releases some water resulting from excess condensation. Don’t worry much about it if it’s water. 

However, if it’s a power steering fluid, expect it to be sticky when you touch it.

What are the Types of Power Steering Fluids?

The type of fluid to buy depends on the make or model of the car. 

Some vehicles prefer ADF for their steering systems. 

However, newer models prefer synthetic power steering fluids. The synthetic options flow better under low temps. 

Some vehicles use universal power steering fluids. There are instances where vehicle manufacturers expressly recommend power steering fluids with certain additives. 

Always consult your car owner’s manual to know the suitable fluid for that car.

Mineral Power Steering Fluids

Mostly made from additives and refined petroleum fractions precisely to improve the oil’s performance properties.

The fluid has no aggressive effect on rubber and is inexpensive like other types. 

However, it foams regularly and is less durable.

Semi-synthetic Power Steering Fluid

This fluid contains both mineral and synthetic substances. 

It has good lubricity, low viscosity, and foam formation resistance. 

However, it has a destructive effect on rubber components in the steering system.

Synthetic Power Steering Fluid

Many car manufacturers recommend synthetic fluids as they have a minimal destructive effect on the rubber parts of the steering system. 

The fluids are made using polyesters, refined petroleum fractions, and polyhydric alcohols

These contain special additives and flow smoothly at low temperatures. They have more extended durability. 

Most European-made vehicles recommend it because of the low viscosity, long service life, foam formation resistance, and ability to work even under extreme temps

Universal Fluids

These fluids are compatible with most power steering systems and contain special additives offering different benefits. 

The fluids reduce friction and stiffness by improving the responsiveness and performance of the car steering parts. 

Besides, the fluids have properties that seal small leaks, prevent corrosion, and reduce the tear and wear of the car steering parts. 

Check chemical compatibility and viscosity with those used in your vehicle to ensure they match. 

FAQs

What color should the power steering fluid be?

The fluid should be red, pink, or clear. However, branding reasons have given birth to different color shades. Colors like black, brown, or yellow indicate contamination

Also, yellow means your fluid is mixed with a coolant. 

If you see a green power steering fluid, it means your fluid may have been contaminated with algae. Degraded fluid is brown or black.

What color is the power-steering fluid when it leaks?

The color should be red or pink, which is a distinct color of the power steering fluid. Some brands have clear fluids and in this case, your leak will be clear like water. 

The only way to tell the power steering fluid apart is by touching it; the fluid should be sticky and slippery. Whether contaminated or not, if the leak has the following colors; red, pink, clear, black, or brown, you have a power steering leak. 

What happens if I use the wrong power steering fluid?

You experience overheating, inadequate lubrication, and steering system failure. If the damage is far off, even the mechanic will not reverse it by power steering flushing.

However, if you catch the confusion early before much damage is done, the mechanic will do a power steering flush

How much does it usually cost to fix a power steering leak?

The cost of repairing the leak is roughly $500 – $650, depending on the problem’s extent. The expense can be much lower if the problem needs a simple fix.

Final thoughts

With the extensive information given above, you can now comfortably differentiate other fluids from power steering fluids using the colors and feel of the liquids.

Power steering fluid is crucial to the smooth operation of your steering system. The change in fluid color from the initially purchased one tells you what is wrong with your fluid and helps you get the correct diagnosis.

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