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5-speed hydraulic pump problems...

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Old Jun 25, 2007 | 08:22 AM
  #1  
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5-speed hydraulic pump problems...

I need some help/advice w/this...

Last winter I had to get the hydraulic pump fixed for my clutch because it wasn't switching into gear. Long story short, I have a mechanic whom I've been going to for years that fixed it. The problem is it broke 2 more times within the next 3 weeks and now 6 months later I just had the thing towed again for the same problem...

Is there some type of problem w/these pumps? I've always heard the hydraulic pumps were the best/ most reliable you could get. Is there something my mechanic isn't doing right? I don't understand why this is happening but it's putting a huge strain on my life right now, any advise would help out greatly.
Old Jun 25, 2007 | 09:31 AM
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Your 5 speed has no pumps. You have a piston called the master cylinder that connects via a hydraulic line to another piston called the slave cylinder.

I've heard that if you replace/rebuild one of them you should do both. If the other end is degrading and leaving junk in the fluid, it can destroy the new component. I would also question the quality of the part that your mechanic is installing. If it's a generic parts-store quality, then try OEM.

Dave
Old Jun 25, 2007 | 09:37 AM
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Yeah, I'm not the most technically savy person when it comes to cars...

at first the slave cylinder is what broke, then the master, then they ended up just getting brand new oem parts from Nissan... I couldn't find anytype of leaks today or yesterday, but my guy just called me saying after bleeding it a couple times then driving it, he found a pinhole sized hole in the line... hopefully this is the last I heard of anything related to this for some time!

thanks for your reply...
Old Jun 25, 2007 | 09:41 AM
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Yeah couple of people have had these pinhole sized holes. Look in the general forsale forum for the new SS lines. It will fix your problem for good.
Old Jun 25, 2007 | 12:55 PM
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Well then it sounds like fixing the line will be the silver bullet. New, used, aftermarket - it doesn't really matter which clutch hose you end up with, it should clear up the problem.

Master and slave cylinders do vary a bit more in quality depending on where you get it from.

Dave
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