How to test a shock absorber

how to test a shock absorber

Jul 15,  · The usual way to test a shock absorber is to push down on a corner of the vehicle a few times to get it to bounce and then stop pushing and see how much it continues to bounce before stopping. A good shock absorber should stop the bouncing right away. If it bounces several times then the shock absorber is considerably worn%(). You will be able to tell if the shock absorbers are not working. Step 2 - Press on the Car. Firmly press down on any corner of the car. Step back and let the body of the car rise. It should rise back up but not bounce, if it does bounce more than once, it will mean the shock absorber on that corner of the car needs replacing. Step 3 - Check Tires.

Last Updated: July 15, References. To create this article, volunteer authors worked to edit and improve it over time. This article has been viewedtimes.

Learn more If you feel like your vehicle's ride quality is not what it used to be, it is a good idea to know how to check shock absorbers. It is fairly simple and easy to do. And it can save you from an unnecessary visit to a garage, or inversely, indicate that you need to get the car to a professional.

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Observe your car from the front. With the car on a flat surface, it should appear perfectly level, i. If you actually know the specifications of your car's suspension, you can measure the height. If the height is at or below the minimum specs, then you should take the car to a professional for further evaluation and repair.

Being at the "minimum" is just that. It is no longer at the ideal, and something has changed. Push down on the front of the car to test for weak shock absorbers. This is not a scientific test and is somewhat subjective. But it can be helpful when taken in conjunction with other checks made. Stand in front of the car and carefully place your foot on the bumper, or your knee on a surface that won't dent or bend; it doesn't have to be center.

Shift your weight onto that point, pushing the car down. Then quickly remove your foot, or weight. The car should bounce up and return to its original position rather stiffly, without continuing to bounce.

If it bounces more than a couple of times, this is an indication that perhaps the shock absorbers are weak. Visually inspect the struts or shock absorbers. Look for signs of liquid that is or has been running down the shock absorber. If present, then your shock absorbers could be bad. Once the seals begin leaking, the shock absorber becomes ineffective. It could easily just be something splashed up from the road. When I go over a hard bump at about 45 mph, I get a hard bang from the front wheel.

What is this? That sounds like a bad strut or improperly how to use onmouseover in html strut.

You need to take the car to a mechanic, unless you can do the repair yourself. Yes No. Not Helpful 1 Helpful 3. A shock absorber works with the suspension springs: The springs let the wheel bounce up and down for a smooth ride. The shock absorber quickly stops the bouncing to return the vehicle to a level and stable position and keep the wheel on the road. The usual way to test a shock absorber is how to draw cartoon chinese people push down on a corner of the vehicle a few times to get it to bounce and then stop pushing and see how much it continues to bounce before stopping.

A good shock absorber should stop the bouncing right away. If it bounces several times then the shock absorber is considerably worn. Not Helpful 6 Helpful 9. Logic Johnson Lafontaine. Make sure they aren't leaking, and make sure that they have proper bounce.

You should be able to compress them by hand, but not all the way unless you press like crazy, and they should bounce back within a couple of seconds.

Not Helpful 3 Helpful 3. Any self-respecting parts dealer or shop should be able to tell you which part fits your car if you provide your make, model, body and engine type. Not Helpful 2 Helpful 3. Include your email address to get a message when this question is answered. Never change a single shock absorber. They should at least be changed in pairs both front or both rear.

If replacing OEM shock absorbers, then changing all four is recommended. If one is bad, the others aren't far behind. Helpful 2 Not Helpful 1. Understand that testing shock absorbers is very important. Surveys clearly indicate that most drivers don't realize that shock absorber condition is critical to vehicle safety. Providing a comfortable and pleasant riding experience is actually a by-product of shock absorber function, not the object. Vehicle control and reducing wear on the rest of the suspension are the primary jobs of shock absorbers.

Comfort and handling come from the overall design of the vehicle and its entire suspension system. Helpful 1 Not Helpful 0. Related wikiHows How to. How to. Co-authors: 7. Updated: July 15, Categories: Tires and Suspension. Italiano: Controllare gli Ammortizzatori. Thanks to all authors for creating a page that has been readtimes. Did this article help you? Cookies make wikiHow better. By continuing to use our site, you agree to our cookie policy. About This Article Co-authors: 7. Related Articles How to.

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Mar 08,  · How to - Checking Shock Absorbers // Supercheap Auto. Watch later. Share. Copy link. Info. Shopping. Tap to unmute. If playback doesn't begin shortly, try restarting your device. Up Next.

Shock absorbers take the impact of lumps and bumps on the road surface to keep your car stable and safe. Shock absorbers wear down like any other component in a car, and they occasionally have to be replaced. It is important that you test new or used shock absorbers to make sure they work efficiently. Get in the car and go for a normal drive. As you sit down in the car, listen for a squeak from the rear of the vehicle.

One sign that the shock absorbers have started to fail is loud noise they produce when pressure is applied. While you are driving around the block, pay attention to how the car reacts over lumps and bumps. You will be able to tell if the shock absorbers are not working. Firmly press down on any corner of the car.

Step back and let the body of the car rise. It should rise back up but not bounce, if it does bounce more than once, it will mean the shock absorber on that corner of the car needs replacing. Visually inspect your tires slowly and carefully. Look for worn and patchy spots because these are signs the shock absorbers are allowing the car to bounce over bumpy areas. We welcome your comments and suggestions.

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Toggle navigation subscribe. How to Test Shock Absorbers. Written by Lewis Doe. To ensure our content is always up-to-date with current information, best practices, and professional advice, articles are routinely reviewed by industry experts with years of hands-on experience.

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