Sticky clutch

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Old Aug 23, 2020 | 02:31 PM
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Sticky clutch

Hello, everyone first post here just got 2008 TL Type s 6-speed 212000km the clutch was fine yesterday when I go it but now the clutch stays down unless I pull it back and it doesn't go into gear. Also, it makes a weird grinding noise when I turn and accelerate.
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Old Aug 23, 2020 | 02:35 PM
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I found that by replacing the clutch it fixed my sticky clutch.
others have found by replacing the master cylinder it fixed their sticky clutch.

for the grinding noise; perhaps the cv joint is shot
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Old Aug 23, 2020 | 02:49 PM
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Thank you for the reply, I don't think its the clutch because it wasn't slipping at all I am going to try bleeding it if that doesn't work then I will replace the slave cylinder, as for the axles the boots they are not open at all so maybe he inside dried up if not could it be the LSD?
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Old Aug 23, 2020 | 02:58 PM
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our clutches are hydraulic and will readjust itself so that it doesnt slip, until one day it does slip really bad.

I bought my car at 30k miles, test drove fine....at 35k miles, I had to change the clutch...
and yes, I had the same symptoms as you....on a high RPM run, the clutch would get stuck at the bottom and I would have to push it in couple times to get it to come back up.
When I replaced the clutch, ALL those symptoms went away.
and yes, I tried bleeding it...I also tried taking out the slave cylinder valve, which didnt have any effect on my slipping clutch

the LSD is inside the transmission. it's a gear set. you can jack up your car and spin one front wheel to see if the other one spins in the opposite direction. if they spin in opposite direction, LSD is good.

aftermarket CV joints will make noises, specifically a grinding noise.

Last edited by justnspace; Aug 23, 2020 at 03:01 PM.
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Old Aug 23, 2020 | 03:23 PM
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Okay so my LSD is good, I guess I will replace the axles and see, the clutch pedal is not coming back up by itself unless I pull it back and it's not going into gear, I jacked up the car to replicate the grinding noise and that didn't work, I loaded the suspension and that didn't do anything either. I've attached a video of the bottom of the transmission. how hard is it to do a clutch.
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Old Aug 23, 2020 | 03:26 PM
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if you have no experience. fuckin hard.
if you have experience, about as normal as a clutch job would be....
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Old Aug 23, 2020 | 03:29 PM
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like stated; some people had luck with just changing the master cylinder...I had a shop change my clutch and when i saw my pressure plate, it was scored pretty bad from heat...meaning it was slipping. and once I had gotten the car back, NO MORE STICKY CLUTCH PEDAL.
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Old Aug 23, 2020 | 03:32 PM
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lol I have some experience with cars I've never done a job like that
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Old Aug 23, 2020 | 03:32 PM
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thank you
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Old Aug 23, 2020 | 03:54 PM
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how much did it cost? i am canadian
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Old Aug 23, 2020 | 04:08 PM
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I bought the clutch for USD $300 or $400, I used OEM LUK.
and then spent another USD $300 or $400 for the install.
so, all together...around $750-800USD
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Old Aug 23, 2020 | 09:50 PM
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Are you out of fluid? Is there a leak? Maybe there's air in the system. Is your slave or master cylinder good?

Your problem is that pushing your pedal doesn't DISengage the clutch. That's the job of the hydraulics. Everything else is mechanical.

A broken mechanical part can cause the hydraulics to not work. Key is to search along the hydraulic system.

Last edited by BROlando; Aug 23, 2020 at 09:54 PM.
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Old Aug 23, 2020 | 09:55 PM
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Originally Posted by maqsoudtypes
how much did it cost? i am canadian

well shit eh. is there and adjusted charge for being canadian?
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Old Aug 23, 2020 | 11:03 PM
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Originally Posted by BROlando
Are you out of fluid? Is there a leak? Maybe there's air in the system. Is your slave or master cylinder good?

Your problem is that pushing your pedal doesn't DISengage the clutch. That's the job of the hydraulics. Everything else is mechanical.

A broken mechanical part can cause the hydraulics to not work. Key is to search along the hydraulic system.
that's the thing tho; I tried everything in the book before getting my clutch replaced. filled reservoir and bled clutch

eventually, the clutch started to slip really bad in 5th and 6th gear, and thats when I decided to replace the clutch at 35k miles
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Old Aug 24, 2020 | 10:16 AM
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fluid level is good but that's the thing my pedal goes to the floor and doesn't come back I might replace the slave and hope that solves it.
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Old Aug 24, 2020 | 10:25 AM
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Originally Posted by justnspace
that's the thing tho; I tried everything in the book before getting my clutch replaced. filled reservoir and bled clutch

eventually, the clutch started to slip really bad in 5th and 6th gear, and thats when I decided to replace the clutch at 35k miles
A clutch slipping is more of a mechanical issue.

The hydraulics release the clutch. You push the pedal and fluid forces the mechanical parts to release the clutch.

mechanical springs clamp the clutch when you let go of the clutch pedal. They force the fluid backward thru the system and the pedal comes back up.

So a slipping clutch is not being clamped enough to hold.

If an adjustment is incorrect or if a mechanical part is preventing the fluid from returning...then the hydraulics can also cause the clutch to always be partially disengaged at all times (kinda like driving with the pedal partially pressed).

Your clutch started slipping at an early age. But...hey...stuff happens.

OP has the opposite issue. He can't get into gear and the clutch isn't slipping. The pedal is dead (similar to what happens to the pedal when you open the bleeder and push the pedal).



Last edited by BROlando; Aug 24, 2020 at 10:28 AM.
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Old Aug 24, 2020 | 11:05 AM
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thank you BEOlando and Justnspace I will update on what happens next, I will replace the slave cylinder and hopefully that solves the problem
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Old Aug 24, 2020 | 05:33 PM
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If your pedal doesn't return (not a hard pedal)
and you need to PULL it back vs pump, it's most likely your master cylinder. Slave cylinder problems are usually leaks.
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Old Aug 24, 2020 | 08:23 PM
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Originally Posted by WDPanda
If your pedal doesn't return (not a hard pedal)
and you need to PULL it back vs pump, it's most likely your master cylinder. Slave cylinder problems are usually leaks.
my brake master cylinder does have some evidence of a leak (sweating) could it be that?
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Old Aug 25, 2020 | 08:14 AM
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Originally Posted by maqsoudtypes
my brake master cylinder does have some evidence of a leak (sweating) could it be that?

the clutch and brake hydraulics are totally separate
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