View Full Version : Losing Clutch Pedal Pressure
IcedOutSoulja13
03-07-2007, 11:49 PM
Hey everyone...
Today i rebled my whole hydraulic system for my clutch...im guessing something went wrong...even thought it seems like i did it right...im losing pressure in my pedal if i dont keep using it for about 2-3 minutes...i made sure i bled it thoroughly no air what so ever...anyone got an idea?
Bryants95240sx
03-08-2007, 12:20 AM
Is it leaking? Or does the pedal just stay at the floor after its used a few times?
FaLKoN240
03-08-2007, 12:32 AM
Clutch dampener.
S chassis clutch system is hard to bleed because of it. The order is ridiculous.
ALTRNTV
03-08-2007, 12:37 AM
When you bled it, was it working fine? Did it lose pressure after 2-3 minutes as you said?
First off, remove the clutch dampener, then bleed again.
http://www.zeroyon.com/index/content/view/32/47/
If that doesn't solve it, you have a faulty slave or master cylinder. Check to see if they're leaking somewhere, and replace.
Bryants95240sx
03-08-2007, 12:41 AM
DOH, I didnt even think of the clutch damper, worst piece of crap ever invented. Yeah take it off it never does any good.
IcedOutSoulja13
03-08-2007, 12:43 AM
the car is a auto/manual swap and when the shop did the swap they removed the dampener...its bent up as show in that link...i think my slave may be going...
ALTRNTV
03-08-2007, 12:45 AM
Replace the slave first then, since it's cheaper. It's always good to replace both though, won't cost you more than $50.
johngriff
03-08-2007, 12:51 AM
Ok. Since no one outlined for you how to completely bleed, i'll do it.
Make sure reservoir is full. Depress pedal all the way to the floor. have friend open up clutch line on dampener and slave cylinder. Pump pedal 2-3 times, slowly, watch for air bubbles in the reservoir. This will ensure all the air is out of the master cylinder.
Close up bleeders with pedal depressed all the way to the floor, Pump slowly and firmly 4-5 times, keep pedal depressed and bleed the dampner. Repeat maybe 5-10 times, watch stream, look and listen for air. When no more air comes out close it up with pedal depressed all the way to the floor. Repeat the same process for the slave cylinder.
IMHO, I have never felt any difference with the dampner in or out. I have noticed a substantial difference switching to a -3an SS line w/o a dampner. I assume this is because of the larger volume of the line.
This sounds like a leak. Make sure the mastercylinder is not leaking around the shaft under the dash into the carpet.
IcedOutSoulja13
03-21-2007, 12:05 AM
thanks everyone for the help...i guess i didnt bleed it ALL the way...even though i did it for awhile...without the damper i may add..
wangan_cruiser
03-21-2007, 01:01 AM
check all. master , slave then delete the dampener....lol i havent deleted mine too hahah
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