What causes a soft pedal on a Porsche Cayenne?
If the fluid level is low, check for leaking brake fluid under the car and also at each brake caliper. If the fluid level is fine, try bleeding the system. A soft pedal can be caused by air in the brake lines. See our article on Bleeding Brakes for more information.
What happens when a Porsche Cayenne Brake Booster fails?
A failing brake booster usually will result in a brake pedal that takes more effort to push and also to slow the vehicle. Typically, if there is a problem with the brake booster, the vehicle will trigger a fault code indicating a problem. This does not always mean that the brake booster has failed.
Why does my Porsche Cayenne make a hissing noise?
You’ll want to check if the brake pedal goes to the floor with the engine off. If it doesn’t, you have a problem with the system. Usually, this is accompanied with a hissing noise as there will be a leak in the system, either at the brake booster diaphragm or the air line to the vacuum pump.
When to replace master cylinder in Porsche Cayenne?
If the brake lines have been bled and there is no obvious change in the brake fluid level, it is probably a good bet that the check valve in the master cylinder has failed and it is time to replace it. A failing master cylinder can cause a few different symptoms.
Why is the brake light on my Cayenne not working?
If this fuse is bad your brake light / stop light and cruise control may not work. If you have problems with the brake light switch on your Porsche Cayenne this may solve your problem. 2002 2003 2004 2005 2006 2007 2008 2009 2010 Porsche Cayenne Brake Light Switch Fuse Location and Replacement. Cruise Control Brake Light Does Not Work
Where is the brake light switch fuse on a Porsche Cayenne?
In this video we will show you where the brake light switch fuse is located on Porsche Cayenne and how to replace the brake light switch fuse. If this fuse is bad your brake light / stop light and cruise control may not work. If you have problems with the brake light switch on your Porsche Cayenne this may solve your problem.
If the fluid level is low, check for leaking brake fluid under the car and also at each brake caliper. If the fluid level is fine, try bleeding the system. A soft pedal can be caused by air in the brake lines. See our article on Bleeding Brakes for more information.
A failing brake booster usually will result in a brake pedal that takes more effort to push and also to slow the vehicle. Typically, if there is a problem with the brake booster, the vehicle will trigger a fault code indicating a problem. This does not always mean that the brake booster has failed.
If the brake lines have been bled and there is no obvious change in the brake fluid level, it is probably a good bet that the check valve in the master cylinder has failed and it is time to replace it. A failing master cylinder can cause a few different symptoms.
When to know if you have a brake booster problem?
If there is a problem with the brake booster, you’ll likely notice that the brake pedal slowly sinks to the floor when the engine is running and you are stopped. You’ll want to check if the brake pedal goes to the floor with the engine off. If it doesn’t, you have a problem with the system.