Archive for June, 2018

When Should You Replace the Clutch Slave Cylinder in Your Porsche

A clutch slave cylinder is a critical part in your Porsche that can cause significant performance issues when it is need of replacement or servicing. It works in tandem with other transmission and clutch components that can also fail, which may exhibit troubling symptoms as well. It’s important to remain informed about common Porsche issues, including clutch slave cylinder failure. In this article, we’ll go over what the clutch slave cylinder does, how to spot issues, and what you can do to fix them.

What is the clutch slave cylinder’s main function?

The clutch slave cylinder in your Porsche is mandatory for your vehicle’s optimal performance and functioning. This part’s main function is to effectively engage the clutch in the gear-shifting process. In your transmission, the master cylinder houses pressurized brake fluid that travels through a series of hoses to the slave cylinder which then allows the clutch to release or engage in gear-shifting.

Since this system houses pressurized brake fluid, the system must remain closed to hold the pressure and allow for optimal fluid flow. This provides an opportunity for failure of the system; if it encounters a leak at any point, such as a faulty seal or a cracked hose, it could cause the system to fail all together. There are other issues that can occur with your Porsche’s clutch slave cylinder that may indicate it requires replacement.

Warning signs that you need to replace the part

A failing clutch slave cylinder will likely require replacement, as they may be difficult or impossible to repair. Staying on the lookout for any warning signs of slave cylinder failure or transmission problems will help you be able to treat the problem quickly and effectively with the help of a Porsche specialist.

Differences in clutch pedal feel and application

Porsche drivers who encounter clutch slave cylinder failure report differences in the clutch pedal feel and application. For instance, the pedal may be pushed all the way to the floor without engaging the clutch at all. This could indicate a problem with the master cylinder or brake fluid pressure, as the brake fluid may not be able to travel to the slave cylinder to engage the clutch.

Problematic brake fluid leaks

As we mentioned before, one common reason for the slave cylinder to fail is because the system has encountered a leak somewhere—usually due to a faulty seal, valve, or hose. These parts degrade and corrode over time, which can ultimately cause part failure and brake fluid leaks. It’s important to remain vigilant of any kind of fluid leak and bring your Porsche in for evaluation right away.

Gear shifting issues

Of course, if you’re unable to adequately engage the clutch in your Porsche, then you’ll likely run into problems shifting gears. The problem can be related to either the master or slave cylinders, but it will need to be addressed in order to remedy the gear shifting issues.

How to keep your clutch cylinder in good health for the life of your car

If you’re not sure how to best maintain your clutch cylinders or transmission components, the following guidelines can greatly impact the quality of service your Porsche receives:

  • Find a Porsche specialist in your area
  • Follow routine maintenance procedures – brake fluid flushes, replacing old hoses and seals
  • Diagnose troublesome symptoms right away

A Porsche specialist will be able to provide your car with Vintage Ivory Porsche 356A care that is tailored specifically for your model and year of Porsche—this enhances the quality and effectiveness of each service your car receives over time, which enhances its longevity, reliability, and consistency as it ages.

Porsche vehicles are unique and deserving of proper care. Here at Star Motors, we service a wide range of Porsche models for clients in the areas of San Juan Capistrano, CA and other Southern Orange County areas. Clutch cylinder failure can be a complex issue to address, and a delicate repair. Here at Star Motors, our expertise in Porsche vehicles allows us to provide the most accurate, efficient, and high-quality diagnostic, maintenance, and repair work. If you’ve experienced the symptoms of clutch slave cylinder failure and would like to schedule a diagnostic appointment with us, please call us right away to preserve the integrity of your Porsche vehicle.

* Vintage Ivory Porsche 356A image credit goes to: Aflorin.

How to Handle Chassis Flex Disc Failure in Mercedes

Mercedes cars are built durably, which is only one of the reasons why they have such a strong clientele all over the world. However, although Mercedes cars are typically durable in general, certain parts tend to fail over others in particular models. For instance, in aged Mercedes cars with automatic transmissions, it is common for the chassis flex disc to fail and require replacement. If you’re not sure what a flex disc is or does for your car, you’re not alone—most drivers aren’t aware that this part even exists! In this article we’ll go over the basics of the chassis disc function, how to spot issues, and what you can do to prevent problems from occurring down the line.

What is a Chassis Flex Disc, and What Does it Do for Your Mercedes?

There are two chassis flex discs in your Mercedes that are responsible for uniting the differential, the transmission, and the driveshaft, all of which in combination with one another power your Mercedes’ wheels. Chassis flex discs can wear significantly over time. Since they are made of a rubber combination material, they tend to expand and contract upon exposure to high heat temperatures, which can lead to cracking and premature wear. Additionally, the flex discs are also exposed to plenty of suspension activity, which under certain conditions can lead to a speedier wear process. This leads to nuts and bolts falling out or becoming stripped. When not working well, the chassis flex disc can cause significant performance deficits.

Typical Signs of Damage or Premature Failure

The Chassis flex discs are designed to last hundreds of thousands of miles before degradation occurs. However, as we mentioned before, certain conditions can speed up this process. Chassis flex disc failure is a serious problem that must be attended to right away. When the chassis flex disc fails, it is common to experience the following concerning symptoms in your Mercedes:

Gear Shifting Issues

Gear shifting issues are one of the symptoms of chassis flex disc failure, but could also be related to a transmission problem or other engine issue. Normally if the problem is related to the flex disc, the driver might notice difficulty shifting from park to reverse or from park to drive.

Intense Vibration and Ride Discomfort

When the chassis flex disc is failing or not functioning properly, it can cause intense vibration and overall ride discomfort. This is not only concerning, but highly inconvenient for drivers. Usually these symptoms are produced due to the driveshaft not being adequately secured and moving around abnormally. The issue is worsened when more than one of the flex discs are damaged.

How to Prevent Problems From Occurring

Keeping your Mercedes in good condition makes it more reliable, more enjoyable, and will extend its longevity significantly. In order to properly maintain the chassis flex disc, here are a few general maintenance tips to keep in mind:

Stay On Top of Routine Maintenance

The maintenance and service tasks recommended by your Mercedes manufacturer are suggestions that consider the age and life of every component within the vehicle. Keeping up with these suggested maintenance guidelines can keep the parts that connect to the flex disc in good working order, and it also offers your Mercedes specialist the opportunity to address problems early on before they get out of control.

Don’t Let Symptoms Go

If there’s anything you’re going to take away from this article, it’s this: don’t let symptoms go on any longer than they need to. We know that automotive repair and maintenance can be expensive, but you’ll be glad you addressed the flex disc issue sooner rather than later; the longer such problems persist, the more damage they do and the higher your repair bill will be.

What We Can Do to Help You

The skilled Mercedes technicians here at Star Motors have helped numerous Mercedes clients address and remedy chassis flex disc failure. In San Juan Capistrano, CA and other Southern Orange County areas, auto reliability is critical to get on about your daily life smoothly. Therefore, we make it our mission to provide reliable, trustworthy, and affordable automotive care for cars like Mercedes that require specialized services. To learn more about our shop or to schedule an appointment with us, please contact us through our website or give us a call.

* Mercedes Logo image credit goes to: THEPALMER.

* Mercedes-Benz SL 500 image credit goes to: AM-C.