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The Porsche Cayenne is one of the most popular crossover SUVs on the road for a reason. The German-engineered vehicle combines the rugged off-road capability of an SUV with the sporty performance the brand is known for. But Porsche Cayenne air suspension problems are a common issue that seriously degrades that performance.
Our experts created this guide to help you identify issues with your Cayenne suspension. We also cover your options for addressing those issues, as well as which solution is likely to be the right one for you.
How To Check for Porsche Cayenne Suspension Problems
Your Porsche Cayenne comes with an onboard alert system to let you know if your suspension has major issues. If you see "SUSPENSION SYSTEM FAULT" in the cluster, your suspension is in need of repair. But even if you don't see this light, you could still be having suspension issues. Here are a few other ways to check.
- Look for warning signs. Is your Cayenne sitting lower than it should? Are you experiencing intermittent loss of ride height? Compare how the vehicle looks now with a photo of a new one. If it appears to be sitting significantly lower (with no weight in the cargo area or passengers), it is likely you have a suspension problem.
- Listen for strange sounds. Your Cayenne's suspension should be more or less silent. If you hear the compressor running loudly or excessively; or hear any popping or creaking noises from the suspension, it's an indication you've got a problem.
- Feel for soft suspension. The bounce test is a quick, easy way to test your car's suspension. You can identify problems with your Porsche Cayenne suspension by walking around your car and pushing down on the bumper at each wheel. Pay attention to how the bumper responds when you let go. It should spring right back into place. If it bounces around before settling or takes a long time to pop back up, this indicates worn components and a probable issue at that wheel.
Porsche Cayenne Air Suspension Problems: Causes
Having suspension problems once is bad enough. But for most Cayenne owners those problems don't go away; they keep getting worse. Here are a few reasons why problems continue to arise: 
- It's a very complex system. Your Porsche Cayenne has an active suspension that uses pressurized air to support the weight of your vehicle. Ride height sensors at each wheel are constantly measuring the height of your chassis from the road. They send these readings to a central computer called a suspension control module. This module then instructs the compressor on how much air to generate and where to send it. Then, the compressor pushes this air to inflate the air struts to smooth out the ride. If it sounds complicated -- it is!
- Moving parts and breakable materials. The active suspension system in your car depends on a series of moving parts and components made with materials that are prone to wearing out. For example, the rubber bladder portion of your air springs begins to rot, crack, or tear over time -- especially in cold environments.
- Parts that rely on each other. In an air suspension system like the one in your Cayenne, each part depends on the entire system working flawlessly. One part malfunctioning could cause the other components to deteriorate early. For example, if your control module has a small malfunction, it could cause the compressor to work overtime and fail early.
Porsche Cayenne Air Suspension Repair Cost
If you've tried repairing your Cayenne's air suspension, you know how expensive it can be. According to RepairPal, the average cost to replace a Porsche Cayenne air strut is just over $2,400. And here's the thing about air struts: once one of them goes out, the rest are right behind them. Think of it as buying one tire at a time for your vehicle instead of replacing the entire set.
To truly repair your Porsche's air suspension, you'll have to replace all four struts and likely the air compressor, too. There is always the option to go with aftermarket parts. These components might be of inferior quality to the OEM ones, but they are just as complicated. That means any mechanic is going to have to spend a good chunk of time under the hood replacing them. So while you might be saving some in parts, you'll still end up with a big labor bill. It's also that it's not just one repair.
Once the repairs start on an air suspension, they don't end. That means more trips to the shop, more parts to replace, and more time not driving your Porsche. Continuing to fix that faulty air suspension over and over will cost you time too.
Affordable Fix for Porsche Cayenne Suspension Problems
It might sound like you'll never see the end of your Porsche Cayenne air suspension problems. At least not unless you're willing to break the bank. But you do have another option.
This solution is much more affordable, costing about as much as replacing just one air strut on your Cayenne. It replaces your existing air ride with a traditional coilover system, which isn’t just cheaper — it’s also more dependable. As one user on a Reddit thread about Porsche Cayenne suspension problems put it, “An air suspension is less reliable than a steel spring, period.”
2011-2018 Porsche Cayenne 92A 4 Wheel Air Suspension Conversion Kit With Light Module (PC54FM)
$1,069.00
$1,339.00
Convert Your Problematic Factory Suspension To A Coil Spring Suspension End Your Air Suspension Problems Forever... Strutmasters 2011-2018 Porsche Cayenne 92A 4 Wheel Air Suspension Conversion Kit With Light Module (PC54FM) is the perfect solution to your air suspension problems.… read more
The engineers at Strutmasters have designed a suspension conversion kit just for your Porsche Cayenne. It allows you to replace the complicated factory suspension entirely and use dependable steel coil springs and passive struts -- at a fraction of the cost of an air suspension system. Imagine never having to worry about the air suspension system ever failing again. Your Cayenne's factory suspension uses computers, flexible materials, and air to hold your car up.
The Strutmasters replacement kit uses American-made steel and mechanical resistance. These kits do away with the complexity of an air suspension system and replace it with something simple. Just struts, springs, and all the mounting hardware you need to install them. They're so simple, in fact, many of our customers complete the installation at home. But even if you hire a mechanic, the relatively short and easy installation process means you'll save money on labor too.
2003-2006 Porsche Cayenne 4 Wheel Air Suspension Conversion Kit With Light Module (PC14FM)
$969.00
$1,209.00
Convert Your Problematic Factory Suspension To A Coil Spring Suspension End Your Air Suspension Problems Forever... Strutmasters 03-06 Porsche Cayenne 4 Wheel Suspension Conversion System is the perfect solution to your air suspension problems. Designed to be very affordable, you… read more
With Strutmasters, quality is part of our brand. That's why we offer a Limited Lifetime Warranty on this product -- meaning we stand behind our exclusive steel coil springs as long as your own your Cayenne. Switching to our Coilover strut suspension system means no more air suspension headaches and expenses ever again!
Shop Porsche Cayenne Suspension Conversion Kits
Does ending your Porsche Cayenne suspension problems sound like a good idea — especially at a fraction of the cost of repairing it? If you're ready, shop for Porsche Cayenne suspension conversion kits from our site and ship it to your home or your mechanic.
If you still have questions, we're here to help. Just call our Suspension Experts at 866-317-1579 for assistance. Our team can also provide you with a list of approved repair centers from our preferred shop partner network to do your installation.
