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clutch problem and I cant seem to find the answer

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Old Apr 5, 2011 | 06:29 PM
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clutch problem and I cant seem to find the answer

I just bought a 1991 toyota 4x4 ext cab v6 manual transmission pickup. It has a brand new master and slave cylinder and it takes all my strength to put the damn thing in gear with the clutch pedal all the way to the floor but once it gets going it does fine sometimes. Any suggestions or answers would be very appreciated. Thank you
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Old Apr 5, 2011 | 06:45 PM
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From: tacoma wa
sounds like the sycroids are bad,or clutch not disengaging right.
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Old Apr 5, 2011 | 06:52 PM
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From: greenwood IN
Ya I am having same problem and have looked around and can't find any answer
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Old Apr 5, 2011 | 07:57 PM
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Yeah that what my brother was telling me about the sycroids but ill have to take it in for that since i don't know much about it. Im going to bleed the clutch tmrw and see if that is the problem or adjusting it if possible. I really appreciate the pointers man. I wish I knew more but im learning.
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Old Apr 5, 2011 | 08:43 PM
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From: Down by the River
I dont think you have a synchro problem. The synchros just pretty much match the gear speed of the next gear that you are shifting into so you can shift with out any grinding of the gears and this is why if you shift into reverse when moving, it will grind because reverse is not synchronized. If all the air is bleed out of the hydraulic system and the pedal bracket is not cracked, what you have is an internal transmission problem, along the lines of a shift fork possibly, does it go into any gear when this happens? I highly doubt that all of the synchros are bad, and as I stated reverse is not synchronized so if it doesn't go into reverse when this happens, it is something else. Also when this happens, try either reving the engine a little and see if that works or shut the engine off and try to shift.

Last edited by James Woods; Apr 5, 2011 at 09:46 PM.
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Old Apr 5, 2011 | 08:57 PM
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From: Down by the River
http://youtu.be/8KDuk2-4s6E

This video will help show you what is happening on the inside of a manual transmission.
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Old Apr 6, 2011 | 06:15 AM
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At a stand still with the engine off I can't go in to any gear without cramming it in. To get it in reverse I have to shut the truck off and cram it in reverse bc it grinds when the trucks on.
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Old Apr 6, 2011 | 06:21 AM
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At a stand still with the engine off I can't go in to any gear without cramming it in. To get it in reverse I have to shut the truck off and cram it in reverse bc it grinds when the trucks on.
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Old Apr 6, 2011 | 07:26 AM
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From: tacoma wa
sounds more like the shift forks are bent. and forcing it in gear is only making them worse. time to pull the trans out and apart to see whats going on, and rebuild it or just find one off craigslist and replace it... done.
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Old Apr 6, 2011 | 08:17 AM
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If I pull it would it be a good idea to pull the motor as well and rebuild it. Its got 337k miles on and im sure it will be better in the long run to do that.
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Old Apr 6, 2011 | 08:56 AM
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From: Down by the River
Yeah, if you still cant get it into gear with the engine off then something internal is wrong with it. Rebuilding the engine is completely your call, if you have the money and time, then why not? After all that you will know that your truck will go for another 337K.
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Old Apr 6, 2011 | 09:22 AM
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Yeah like you said there's something wrong. It works fine when its going down the road. The engine runs fine but has a oil leak somewhere but id like to have reassurance that my engine will be all new and rebuilt so I don't have any problems down the road. What's it usually run to have the tranny and engine rebuilt? Or a guesstimate.
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Old Apr 6, 2011 | 09:24 AM
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From: tacoma wa
agreed if u have money and time yeah rebuild it, then u know it will last longer.
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Old Apr 6, 2011 | 09:24 AM
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From: castle rock
broken bracket bet you 100 bucks
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Old Apr 6, 2011 | 09:25 AM
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From: castle rock
dont rebuild the tranny if its fine what a waste of money take off your pedal bracket and check it out you can probably weld it back up like the rest of us for free
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Old Apr 6, 2011 | 09:31 AM
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I was going to adjust it lastnight but it looked like the guy who owned it before me tac welded it on. Its the bolt that hooks up to the clutch pedal from the hydraulic pump right?
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Old Apr 6, 2011 | 10:35 AM
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From: tacoma wa
no he is talking about the bolt inside a little that holds the clutch fork in place and pivots on it.
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Old Apr 6, 2011 | 10:37 AM
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From: Down by the River
Originally Posted by blake.nemitz
dont rebuild the tranny if its fine what a waste of money take off your pedal bracket and check it out you can probably weld it back up like the rest of us for free
I dont think that the pedal bracket is going to affect the shifter not going into gear with the truck off.
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Old Apr 6, 2011 | 10:48 AM
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From: Dallas Texas
if the master is not adjusted or matched with the slave(I recall reading there were a couple different lengths of slave cyls on different trans) your clutch could not be disengaging all the way.

How hard do you have to push to get it in gear once the truck is off?? Once you do that can you take it back out of gear and how smoothly does it go back in. There will be some resistance sometimes when the truck is off to line the gears and synchros up.
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Old Apr 6, 2011 | 11:00 AM
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I have to push the clutch to the floor and use all my strength to put it in first but once I get it going it has no problem shifting but it grinds going into 3 rd and reverse. When the truck is off it wont go into any gears without cramming it in except the reverse but it makes a clanking noise go.ing in
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