Hydrualic clutch acting up on my 4runner, Ideas?

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VerticalTRX
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Hydrualic clutch acting up on my 4runner, Ideas?

Post by VerticalTRX »

I've been having a little trouble with the hydraulic clutch on the runner lately (3rd gen, 5vz, 5spd for those who don't already know.)

Anyways, I think either the master or slave cylinder is starting to go. First thing in the morning you have to pump the clutch twice to get it in gear. Also sometimes when sitting with the clutch depressed for a good while it will start to slowly re-engage. ( Almost had a little incident when I was sitting at a stoplight) :lol2:

Are either of these cylinders that prone to failure? It only has 195K on it, tacoma had 270K without clutch issues. I'm betting it's the master cylinder, but not sure. Is it worth rebuilding them or just get a new one? Thoughts, ideas?

Thanks in advance,

-Grubb
'79 F-150
'49 CJ-3A
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shmoken875
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Post by shmoken875 »

I know its not a runner, but I had the same exact issue with my 95 xj with 191k and it was the slave seal. I also would have to pump and fight gear grinding at lights. It was about 4 weeks from the first issues to necessary repairs.
Randy
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VerticalTRX
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Post by VerticalTRX »

Yup, those are about the symptoms of mine. I think it's getting worse however, today after being parked at work all day I went to drive home and the clutch pedal was laying all the way on the floor. :eek: Pulled it back up and after a pump or two it was working again. I'm still debating on the slave vs. master. I'd like to purchase Toyota parts and each are about $100 so I'd like to not guess wrong, lol.
'79 F-150
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MtnToys
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Post by MtnToys »

American Toyota will give you a good deal on parts if you say you’re from IH8mud and ask for the discount. 800-432-6668 ext8 his name is Dan. If you can’t get Dan most people in the parts department will still give you a discount.
Matt
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alk1174
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Post by alk1174 »

On my 83 I just rebuilt the master and replaced the slave with one I ordered online. Total cost about 40$. Been going fine for 7 years now.
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Post by Fizboy »

It is cheap to replace both master and slave so replace them both. I have done this on both of my 92runner and 84PU.
84 Toy PU. 20R, Rear Chevy spring swap, Front 4" Allpro springs, Crap ton of other stuff.
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VerticalTRX
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Post by VerticalTRX »

I did end up changing the master cylinder, the one that was on it was actually a replacement (looked identical to the one I got.) Upon disassembly I found it had a tiny tear in the plunger seal. I was in a hurry to get it back together so I went with the $38 one from advance auto. If it goes out again I'm spending the $200 or so for both a new master and slave cylinder from Toyota.
'79 F-150
'49 CJ-3A
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