Thread: Hard brakes
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Old 07-20-2021, 11:04 AM   #2
blue62
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Join Date: Aug 2018
Location: Woodland Wa
Posts: 1,309
Quote:
Originally Posted by Zordrack View Post
So I was reading up on posts on the forum and came across someone talking about brakes feeling rock hard indicating that was an issue.

From the day we bought our 2000 S the brakes have felt super hard.
Like the pedal moves between half an inch to an inch when fully depressed.
It doesn't require excessive pressure it's just that the pedal doesn't seem to move but relies more on pressure instead of travel.

I always just chalked it up to Porsche idiosyncrasy, but reading the post made me wonder.

Is this not how they're supposed to feel and if so what should I start looking at ?

Thanks guys.
First things first
Do the brakes stop the car like it should????

If you have a hard pedal you could have:
A vacuum leak at the brake booster
A hole in the diaphragm of the brake booster
issues with the master cylinder
issues with the brake lines. such as... the rubber lines tend to begin to fail and swell internally reducing brake fluid flow.
brake caliper pistons could be sticking
ABS system could have issues.
Contaminated brake fluid.

If you have a hard pedal and you think it is an issue you have to go thru the brake system, systematically and find the cause.
Start with the simplest most likely place for an issue and work your way thru the system step by step.
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